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BC857-B

Infineon Technologies

BC857-B by Infineon Technologies

BC857-B by Infineon Technologies is a PNP BJT transistor with hFE of 220, VCE of 45V, and fT of 250MHz. Ideal for amplifier applications, it has Gull Wing terminals in a small outline package suitable for surface mount technology. Operating up to 150°C, it offers high performance in compact designs.

Median Price

$0.018

Lifecycle Status

EOL

Suppliers In-Stock

96

In-Stock Inventory

1k+

Distributors (Authorized)

Supplier In-Stock 1+ parts 100+ parts 1k+ parts 10k+ parts

Newark

USA . 4,830 parts In-Stock

1+ parts

$0.006

100+ parts

$0.006

1k+ parts

$0.006

10k+ parts

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4,830

$0.006

$0.006

$0.006

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Rochester

USA . 829,000 parts In-Stock

1+ parts

$0.023

100+ parts

$0.022

1k+ parts

$0.019

10k+ parts

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829,000

$0.023

$0.022

$0.019

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Distrelec

Netherlands . 12,425 parts In-Stock

1+ parts

$0.043

100+ parts

-

1k+ parts

$0.032

10k+ parts

$0.011

12,425

$0.043

-

$0.032

$0.011

Mouser Electronics

USA . 282,438 parts In-Stock

1+ parts

$0.100

100+ parts

$0.050

1k+ parts

$0.035

10k+ parts

$0.017

282,438

$0.100

$0.050

$0.035

$0.017

Verical

USA . 242,095 parts In-Stock

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$0.018

242,095

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$0.018

Chip1Stop

Japan . 234,000 parts In-Stock

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$0.013

234,000

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$0.013

Elektronika Sales Private Limited

India . 198,000 parts In-Stock

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198,000

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Arrow

USA . 126,000 parts In-Stock

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$0.015

126,000

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$0.015

Future Electronics

Canada . 99,000 parts In-Stock

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$0.008

99,000

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$0.008

Farnell

UK . 61,680 parts In-Stock

1+ parts

-

100+ parts

$0.052

1k+ parts

$0.026

10k+ parts

$0.023

61,680

-

$0.052

$0.026

$0.023

Element14

Singapore . 61,680 parts In-Stock

1+ parts

-

100+ parts

$0.056

1k+ parts

$0.042

10k+ parts

$0.037

61,680

-

$0.056

$0.042

$0.037

RS (Exports)

UK . 39,000 parts In-Stock

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39,000

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DigiKey

USA . 31,118 parts In-Stock

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$0.018

31,118

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$0.018

Master Electronics

USA . 3,000 parts In-Stock

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$0.016

3,000

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$0.016

Distributors (In-Stock)

Supplier In-Stock 1+ parts 100+ parts 1k+ parts 10k+ parts

Digiode

USA . 2,805 parts In-Stock

1+ parts

$0.006

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2,805

$0.006

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Maritex

Poland . 27,545 parts In-Stock

1+ parts

$0.075

100+ parts

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1k+ parts

$0.068

10k+ parts

$0.056

27,545

$0.075

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$0.068

$0.056

Nova Conductors

Japan . 110 parts In-Stock

1+ parts

$0.077

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110

$0.077

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Bristol Electronics

USA . 29,115 parts In-Stock

1+ parts

$0.113

100+ parts

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1k+ parts

$0.056

10k+ parts

$0.011

29,115

$0.113

-

$0.056

$0.011

Component Electronics Inc.

Canada . 1,340 parts In-Stock

1+ parts

$0.380

100+ parts

$0.290

1k+ parts

$0.250

10k+ parts

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1,340

$0.380

$0.290

$0.250

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DComponents

USA . 902,250 parts In-Stock

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Rutronik

Germany . 429,000 parts In-Stock

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429,000

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Cogito LLC

Ukraine . 383,957 parts In-Stock

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Chip Stock

USA . 115,743 parts In-Stock

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MISTER SPROCKETS

USA . 69,000 parts In-Stock

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Martec Srl

Italy . 66,000 parts In-Stock

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TME

Poland . 64,001 parts In-Stock

1+ parts

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$0.014

1k+ parts

$0.013

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64,001

-

$0.014

$0.013

$0.011

Area51 Electronics

USA . 60,000 parts In-Stock

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LWI Electronics Inc

India . 51,467 parts In-Stock

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Euro-Tech

UK . 44,580 parts In-Stock

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Dan-Mar Components

USA . 39,682 parts In-Stock

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LIBRA Elektronik GmbH

Germany . 38,349 parts In-Stock

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ComSIT USA

USA . 36,000 parts In-Stock

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Partservice

France . 30,000 parts In-Stock

1+ parts

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$0.009

30,000

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$0.009

Micros sp.j. W. Kędra i J. Lic

Poland . 27,000 parts In-Stock

1+ parts

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$0.010

27,000

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ComSIT Distribution GmbH

Germany . 25,975 parts In-Stock

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Semi Source

USA . 24,521 parts In-Stock

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24,521

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Halfin

Belgium . 24,100 parts In-Stock

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Mil-Aero Solutions, Inc.

USA . 24,000 parts In-Stock

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Connector Distribution Corp

USA . 19,862 parts In-Stock

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19,862

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Right Parts Inc.

USA . 19,862 parts In-Stock

1+ parts

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19,862

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Micros

Poland . 15,000 parts In-Stock

1+ parts

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10k+ parts

$0.009

15,000

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$0.009

Whistler Technology

UK . 15,000 parts In-Stock

1+ parts

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15,000

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Electronics Depot

USA . 15,000 parts In-Stock

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Pegasus Components GmbH

Germany . 13,700 parts In-Stock

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13,700

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Fibra_Brandt Electronic GMBH

Germany . 11,422 parts In-Stock

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11,422

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Kruse Electronics AG

Switzerland . 10,000 parts In-Stock

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Kruse

Germany . 10,000 parts In-Stock

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Goldney Electronics S.L.

Spain . 9,920 parts In-Stock

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Extreme Components

USA . 9,455 parts In-Stock

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Rebound Electronics

UK . 7,332 parts In-Stock

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7,332

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VNN

France . 6,890 parts In-Stock

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6,890

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Vyrian

USA . 6,042 parts In-Stock

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6,042

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Freddi Giovanni

Italy . 6,000 parts In-Stock

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6,000

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Cyclops Electronics Ltd

UK . 6,000 parts In-Stock

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Specialty Parts & Electronic Components, Inc. (S.P.E.C.)

USA . 6,000 parts In-Stock

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Bas Electronics GmbH & Co. KG

Germany . 5,450 parts In-Stock

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5,450

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Electronic Expediters

USA . 5,339 parts In-Stock

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5,339

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Anansix

USA . 5,102 parts In-Stock

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First Choice Components Inc.

USA . 5,057 parts In-Stock

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PC Components Company LLC

USA . 4,867 parts In-Stock

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4,867

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Ack Elektronik San.Tic.Ltd.Sti

. 4,800 parts In-Stock

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4,800

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Tectiva GmbH

Germany . 4,370 parts In-Stock

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4,370

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Q Components

USA . 4,200 parts In-Stock

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4,200

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Holdelec - ElecDif-Pro

France . 4,066 parts In-Stock

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4,066

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Ashlea Components Ltd

UK . 4,025 parts In-Stock

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4,025

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Resion

USA . 3,866 parts In-Stock

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3,866

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ECAB

Sweden . 3,693 parts In-Stock

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3,693

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Corel Iberica Componentes, S.L.

Spain . 3,500 parts In-Stock

1+ parts

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3,500

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Legend Electronics Inc.

USA . 3,496 parts In-Stock

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3,496

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Prism Electronics

USA . 3,119 parts In-Stock

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3,119

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Inventory MP

USA . 3,000 parts In-Stock

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3,000

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ACDS - Activité Composants Distribution Service

France . 3,000 parts In-Stock

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3,000

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Electro Sonic

Canada . 3,000 parts In-Stock

1+ parts

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100+ parts

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$0.013

3,000

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$0.013

Infinite Electronics LLP

India . 3,000 parts In-Stock

1+ parts

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3,000

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IBS Electronics

USA . 3,000 parts In-Stock

1+ parts

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$0.023

3,000

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Avant Electronics Limited

UK . 3,000 parts In-Stock

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3,000

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Atlantic Semiconductor

USA . 3,000 parts In-Stock

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Standard Data Resources

USA . 2,990 parts In-Stock

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2,990

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Component Sense

UK . 2,831 parts In-Stock

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Microfarads

USA . 2,762 parts In-Stock

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SPM Sales

USA . 2,690 parts In-Stock

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Huijzer Components

Netherlands . 2,500 parts In-Stock

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A&K Electronics

USA . 2,300 parts In-Stock

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2,300

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SOS electronic

Slovakia . 2,300 parts In-Stock

1+ parts

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100+ parts

$0.016

1k+ parts

$0.010

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$0.009

2,300

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$0.016

$0.010

$0.009

Speed Components Ltd

Israel . 2,000 parts In-Stock

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EMSNET

USA . 1,785 parts In-Stock

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Lonics

Poland . 1,560 parts In-Stock

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1,560

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Sensible Micro Corp

USA . 1,160 parts In-Stock

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1,160

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Donberg Electronics Ltd

Ireland . 870 parts In-Stock

1+ parts

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870

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Amar Radio Corporation

India . 833 parts In-Stock

1+ parts

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833

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GES GmbH

Germany . 736 parts In-Stock

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736

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Manotoh

Italy . 650 parts In-Stock

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650

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Semtec, LLC

USA . 536 parts In-Stock

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536

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Sea View Technologies

USA . 406 parts In-Stock

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406

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Velocity Electronics

USA . 336 parts In-Stock

1+ parts

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1k+ parts

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336

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R&J Components

USA . 161 parts In-Stock

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1k+ parts

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161

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Distributors (Availability)

Supplier In-Stock 1+ parts 100+ parts 1k+ parts 10k+ parts

Ampacity Inc.

Singapore . 155,552 parts In-Stock

1+ parts

$0.005

100+ parts

-

1k+ parts

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10k+ parts

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155,552

$0.005

-

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Corphita

USA . 6,406 parts In-Stock

1+ parts

$0.005

100+ parts

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1k+ parts

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10k+ parts

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6,406

$0.005

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Semicontronic

India . 176,603 parts In-Stock

1+ parts

$0.011

100+ parts

$0.011

1k+ parts

$0.011

10k+ parts

-

176,603

$0.011

$0.011

$0.011

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AZTECH Wire

Italy . 11,079 parts In-Stock

1+ parts

$0.030

100+ parts

-

1k+ parts

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10k+ parts

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11,079

$0.030

-

-

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Continental Prestige Electronics

USA . 63,483 parts In-Stock

1+ parts

$0.053

100+ parts

-

1k+ parts

-

10k+ parts

$0.052

63,483

$0.053

-

-

$0.052

Argo Parts USA

USA . 6,778 parts In-Stock

1+ parts

$0.053

100+ parts

-

1k+ parts

-

10k+ parts

$0.051

6,778

$0.053

-

-

$0.051

Netroflash

USA . 2,100 parts In-Stock

1+ parts

$0.077

100+ parts

-

1k+ parts

$0.073

10k+ parts

$0.072

2,100

$0.077

-

$0.073

$0.072

Modulus Dynamics

Lithuania . 7,607 parts In-Stock

1+ parts

$0.086

100+ parts

$0.085

1k+ parts

$0.082

10k+ parts

-

7,607

$0.086

$0.085

$0.082

-

Component Stockers USA

USA . 81,664 parts In-Stock

1+ parts

$0.180

100+ parts

$0.070

1k+ parts

$0.050

10k+ parts

$0.020

81,664

$0.180

$0.070

$0.050

$0.020

Aztec Data Supply Inc.

USA . 167 parts In-Stock

1+ parts

$0.704

100+ parts

-

1k+ parts

-

10k+ parts

-

167

$0.704

-

-

-

Advanced Electronics

New Zealand . 96 parts In-Stock

1+ parts

$0.889

100+ parts

$0.809

1k+ parts

$0.729

10k+ parts

-

96

$0.889

$0.809

$0.729

-

IDEA Electronic Components Group

UK . 1,436 parts In-Stock

1+ parts

$0.993

100+ parts

-

1k+ parts

$0.893

10k+ parts

-

1,436

$0.993

-

$0.893

-

MKK Technologies

India . 205 parts In-Stock

1+ parts

$1.867

100+ parts

-

1k+ parts

-

10k+ parts

-

205

$1.867

-

-

-

DigiPath Technology Company

USA . 205 parts In-Stock

1+ parts

$1.867

100+ parts

-

1k+ parts

-

10k+ parts

-

205

$1.867

-

-

-

Authorized Procurement Solutions

USA . 3,340,000 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

3,340,000

-

-

-

-

GreenTree Electronics

Israel . 3,168,000 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

3,168,000

-

-

-

-

Glotronic Ltd.

UK . 834,750 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

834,750

-

-

-

-

Perfect Parts

USA . 339,136 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

339,136

-

-

-

-

Cyclops Electronics Ltd (Excess)

UK . 256,361 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

256,361

-

-

-

-

CPlus Electronics

USA . 190,000 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

190,000

-

-

-

-

Infinite Electronics LLP (Excess)

. 164,232 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

164,232

-

-

-

-

Assy Fe

Spain . 140,853 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

140,853

-

-

-

-

Formix International (Excess)

India . 115,199 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

115,199

-

-

-

-

Allen Electronics Distributors

USA . 69,000 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

$0.009

10k+ parts

-

69,000

-

-

$0.009

-

Computer Components Inc. - USA

USA . 33,000 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

33,000

-

-

-

-

Kepictronics

USA . 23,473 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

23,473

-

-

-

-

Futuretech Components

Singapore . 15,000 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

15,000

-

-

-

-

QUARKTWIN TECHNOLOGY LTD

USA . 13,913 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

13,913

-

-

-

-

UNI Independent Distributors

Spain . 5,529 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

5,529

-

-

-

-

Metaverse IC Inc.

Canada . 2,400 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

2,400

-

-

-

-

Robosynatics

Brazil . 2,000 parts In-Stock

1+ parts

-

100+ parts

$1.240

1k+ parts

$1.240

10k+ parts

$1.240

2,000

-

$1.240

$1.240

$1.240

Lucentia Tech

USA . 2,000 parts In-Stock

1+ parts

-

100+ parts

$1.240

1k+ parts

$1.240

10k+ parts

$1.240

2,000

-

$1.240

$1.240

$1.240

Alle Elektronik GmbH

Germany . 1,800 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

1,800

-

-

-

-

S.R.D Solutions

India . 1,000 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

1,000

-

-

-

-

Supply Digital

USA . 985 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

985

-

-

-

-

Parana Technologies

USA . 615 parts In-Stock

1+ parts

-

100+ parts

$1.187

1k+ parts

-

10k+ parts

-

615

-

$1.187

-

-

Overview

Enhance your electronic designs with the BC857-B by Infineon Technologies. Known for their superior quality and advanced technology, Infineon delivers reliable components that exceed industry standards. As a PNP small signal bipolar junction transistor, the BC857-B is ideal for amplifier applications, providing high DC current gain and a maximum operating temperature of 150°C. With its compact package style and surface mount capabilities, this transistor offers versatility and efficiency in various circuit designs. Trust Infineon to deliver cutting-edge solutions for your electronics projects, and experience the value and performance that the BC857-B brings to your designs.

Feature Benefit Bullets

Package Body Material: PLASTIC/EPOXY

The use of plastic/epoxy material for the package body makes the transistor lightweight and durable, making it easy to handle and less prone to damage during handling or installation.

Polarity or Channel Type: PNP

The PNP configuration allows for high speed switching and low power consumption, making it suitable for applications where efficiency is crucial.

Configuration: SINGLE

The single configuration simplifies circuit design and reduces the complexity of the overall system, making it easier to incorporate this transistor into various amplifier circuits.

Transistor Application: AMPLIFIER

Designed specifically for amplifier applications, this transistor offers high gain and low noise performance, making it ideal for audio and signal amplification purposes.

Surface Mount: YES

Being surface mountable, this transistor can be easily mounted on the surface of a PCB, saving space and offering flexibility in layout design.

Package Shape: RECTANGULAR

The rectangular package shape allows for efficient placement of the transistor on a circuit board, optimizing space usage and ensuring proper heat dissipation.

Terminal Form: GULL WING

The gull wing terminal form provides easy soldering and secure electrical connections, ensuring reliable performance in various operating conditions.

No. of Terminals: 3

With three terminals, this transistor offers flexibility in circuit connection and allows for different configurations to suit specific application requirements.

Package Style (Meter): SMALL OUTLINE

The small outline package style makes this transistor compact and space-saving, ideal for applications where size constraints are a concern.

Minimum DC Current Gain (hFE): 220

The high minimum DC current gain ensures stable and consistent amplification performance, making this transistor reliable for use in various amplifier circuits.

Maximum Operating Temperature: 150 °C

With a maximum operating temperature of 150°C, this transistor can withstand high temperatures, making it suitable for demanding industrial or automotive applications.

Maximum Collector-Emitter Voltage: 45 V

The high maximum collector-emitter voltage rating of 45 volts allows this transistor to handle high voltage levels, making it versatile for different amplifier circuits.

Transistor Element Material: SILICON

Silicon material for the transistor element provides high performance and reliability, ensuring long-term stability and consistent operation in various applications.

Maximum Collector Current (IC): 0.1 A

The maximum collector current of 0.1 ampere allows this transistor to handle moderate current levels, making it suitable for low to medium power amplifier applications.

Terminal Finish: TIN

The use of tin as the terminal finish provides good conductivity and solderability, ensuring efficient electrical connections and long-term reliability in operation.

Terminal Position: DUAL

The dual terminal position offers flexibility in circuit layout and connection options, allowing for easy integration into various amplifier circuits.

Nominal Transition Frequency (fT): 250 MHz

With a high nominal transition frequency of 250 MHz, this transistor can operate at high frequencies, making it suitable for high-speed switching and RF amplifier applications.

Technical Specifications

Small Signal Bipolar Junction Transistors (BJT) BC857-B attributes and parameters. Explore more Small Signal Bipolar Junction Transistors (BJT) devices from Infineon Technologies

Specs

Additional Features:

LOW NOISE

Maximum Collector Current (IC):

Maximum Collector-Emitter Voltage:

45 V

Configuration:

Minimum DC Current Gain (hFE):

220

JESD-30 Code:

R-PDSO-G3

JESD-609 Code:

e3

Moisture Sensitivity Level (MSL):

1

No. of Elements:

1

No. of Terminals:

3

Maximum Operating Temperature:

150 Cel

Package Body Material:

PLASTIC/EPOXY

Package Shape:

RECTANGULAR

Package Style (Meter):

SMALL OUTLINE

Polarity or Channel Type:

PNP

Surface Mount:

YES

Terminal Finish:

TIN

Terminal Form:

GULL WING

Terminal Position:

DUAL

Transistor Application:

AMPLIFIER

Transistor Element Material:

SILICON

Nominal Transition Frequency (fT):

Trade Compliance

BC857-B Transistors trade compliance attributes, and parameters.

ECCN

EAR99

ECCN Governance

EAR

Manufacturer Highlights

Infineon Technologies

Infineon Technologies AG is a leading global semiconductor manufacturer and provider of comprehensive solutions for automotive, industrial, and consumer applications. Founded in 1999, the company has grown to become one of the largest semiconductor manufacturers in Europe. Infineon is headquartered in Neubiberg, Germany with operations across countries in Europe and Asia Pacific. Infineon provides microelectronics products that address many of today's societal challenges affecting energy efficiency, mobility, security and connectivity. Over the past two decades Infineon has become a major player in the semiconductor industry with an impressive portfolio of innovative technologies. As one of only four companies that produce DRAM chips for automobiles, Infineon produces cutting-edge processors for use in advanced driver assistance systems (ADAS). Likewise, they specialize in providing advanced embedded secure microcontrollers that are essential for connected devices. Furthermore, they offer integrated circuit solutions for industrial power control such as motor controllers and embedded gate drivers.

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Management team

CEO

Jochen Hanebeck

Chief Financial Officer

Sven Schneider

Chief Marketing Officer

Andreas Urschitz

Manufacturer fab locations 19

Fab name Location Fab Initiation Wafer Capacity

Villach 300mm

Fabrication

Fab Initiation

2011

Austria

Villach

Wafer Capacity

11,000

2011

11,000

Kulim 2

Fabrication

Fab Initiation

2016

Malaysia

Kulim

Wafer Capacity

79,500

2016

79,500

Dresden - Module 3

Fabrication

Fab Initiation

1999

Germany

Dresden

Wafer Capacity

58,000

1999

58,000

Villach Building

Fabrication

Fab Initiation

2016

Austria

Villach

Wafer Capacity

2,000

2016

2,000

Regensburg

Fabrication

Fab Initiation

1986

Germany

Regensburg

Wafer Capacity

60,000

1986

60,000

Dresden 200 - Module 1

Fabrication

Fab Initiation

1995

Germany

Dresden

Wafer Capacity

28,000

1995

28,000

Dresden 200 - Module 2

Fabrication

Fab Initiation

1996

Germany

Dresden

Wafer Capacity

28,000

1996

28,000

Building 38

Fabrication

Fab Initiation

2005

Germany

Dresden

Wafer Capacity

500

2005

500

Building 47

Fabrication

Fab Initiation

2005

Germany

Dresden

Wafer Capacity

500

2005

500

Kulim 1

Fabrication

Fab Initiation

2006

Malaysia

Kulim

Wafer Capacity

110,000

2006

110,000

Mesa Facility

Fabrication

Fab Initiation

1990

USA

Mesa

Wafer Capacity

3,000

1990

3,000

Villach 150mm

Fabrication

Fab Initiation

1981

Austria

Villach

Wafer Capacity

35,000

1981

35,000

Villach 200mm

Fabrication

Fab Initiation

1995

Austria

Villach

Wafer Capacity

68,000

1995

68,000

Temecula

Fabrication

Fab Initiation

1995

USA

Temecula

Wafer Capacity

30,000

1995

30,000

Villach 300mm

Fabrication

Fab Initiation

2021

Austria

Villach

Wafer Capacity

2021

Villach 150mm

Fabrication

Fab Initiation

2018

Austria

Villach

Wafer Capacity

5,000

2018

5,000

Kulim 3

Fabrication

Fab Initiation

2024

Malaysia

Kulim

Wafer Capacity

2024

Fab 25

Fabrication

Fab Initiation

1995

USA

Austin

Wafer Capacity

31,000

1995

31,000

Dresden - Module 4

Fabrication

Fab Initiation

2026

Germany

Dresden

Wafer Capacity

2026

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