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1N991B

STMicroelectronics

1N991B by STMicroelectronics

ZENER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;

Median Price

$4.534

Lifecycle Status

Suppliers In-Stock

7

In-Stock Inventory

1k+

Distributors (In-Stock)

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

American Microsemiconductor Inc.

USA . 643 parts In-Stock

1+ parts

$2.670

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643

$2.670

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Freelance Electronics

USA . 852 parts In-Stock

1+ parts

$6.398

100+ parts

$6.718

1k+ parts

$6.334

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-

852

$6.398

$6.718

$6.334

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Digiode

USA . 7,514 parts In-Stock

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7,514

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Anansix

USA . 2,048 parts In-Stock

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2,048

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Vyrian

USA . 376 parts In-Stock

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376

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ECAB

Sweden . 114 parts In-Stock

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MISTER SPROCKETS

USA . 39 parts In-Stock

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Distributors (Availability)

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

IDEA Electronic Components Group

UK . 1,426 parts In-Stock

1+ parts

$0.143

100+ parts

-

1k+ parts

$0.128

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1,426

$0.143

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$0.128

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MKK Technologies

India . 1,791 parts In-Stock

1+ parts

$0.268

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1,791

$0.268

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DigiPath Technology Company

USA . 1,791 parts In-Stock

1+ parts

$0.268

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1,791

$0.268

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Native Components

USA . 637 parts In-Stock

1+ parts

$0.427

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10k+ parts

$0.410

637

$0.427

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-

$0.410

Northwest PG Solutions

USA . 2,354 parts In-Stock

1+ parts

$0.470

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$0.414

2,354

$0.470

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$0.414

Corohmni

South Africa . 195 parts In-Stock

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$2.670

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195

$2.670

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QUARKTWIN TECHNOLOGY LTD

USA . 19,421 parts In-Stock

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Microchip USA

USA . 7,961 parts In-Stock

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Corphita

USA . 6,439 parts In-Stock

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Kulean Microsystems

USA . 5,638 parts In-Stock

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Problanco Electronics

Mexico . 4,769 parts In-Stock

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4,769

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TANS Electronics

Latvia . 4,457 parts In-Stock

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Fulton Briggs Corp.

USA . 3,053 parts In-Stock

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3,053

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Glotronic Ltd.

UK . 2,780 parts In-Stock

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2,780

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SupplyDigital Components

Austria . 1,642 parts In-Stock

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Supply Digital

USA . 1,382 parts In-Stock

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Parana Technologies

USA . 654 parts In-Stock

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$0.170

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654

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$0.170

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Assy Fe

Spain . 195 parts In-Stock

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UHIMA Technologies

Türkiye . 151 parts In-Stock

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151

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Technical Specifications

Zener Diodes 1N991B attributes and parameters. Explore more Zener Diodes devices from STMicroelectronics

Specs

Case Connection:

ISOLATED

Config:

SINGLE

Diode Element Material:

SILICON

Diode Type:

Maximum Dynamic Impedance:

2200 ohm

JEDEC-95 Code:

DO-35

JESD-30 Code:

O-LALF-W2

JESD-609 Code:

e0

No. of Elements:

1

No. of Terminals:

2

Maximum Operating Temperature:

175 Cel

Package Body Material:

GLASS

Package Shape:

Package Style (Meter):

LONG FORM

Polarity:

UNIDIRECTIONAL

Maximum Power Dissipation:

.4 W

Qualification:

Not Qualified

Nominal Reference Voltage:

180 V

Sub-Category:

Voltage Reference Diodes

Surface Mount:

NO

Technology:

ZENER

Terminal Finish:

TIN LEAD

Terminal Form:

Terminal Position:

Maximum Voltage Tolerance:

5 %

Working Test Current:

.68 mA

Trade Compliance

1N991B Diodes trade compliance attributes, and parameters.

ECCN

EAR99

ECCN Governance

EAR

HTS

8541.10.00.50

SB

8541.10.00.50

NSN

5961-00-226-5135, 5961002265135, 5961-14-331-9339, 5961143319339

NIIN

002265135, 143319339

PCN

Manufacturer Highlights

STMicroelectronics

STMicroelectronics is a global leader in the semiconductor manufacturing industry, with over 35 years of experience providing innovative and advanced technologies for customers around the world. Headquartered in Netherlands, STMicroelectronics has more than 51,323 employees worldwide and operates across 32 countries all over Europe, Asia-Pacific and the Americas. The company’s portfolio includes integrated circuits, discrete components, application-specific standard products, and computer chipsets. STMicroelectronics serves a wide range of industries such as automotive, consumer markets, healthcare and industrial applications.

Management team

President, CEO

Jean-Marc Chery

President, CFO, Finance, Purchasing,Enterprise Risk Management & Resilience

Lorenzo Grandi

President, Sales & Marketing

Jerome Roux

Manufacturer fab locations 33

Fab name Location Fab Initiation Wafer Capacity

Castelletto

Fabrication

Fab Initiation

1968

Italy

Castelletto

Wafer Capacity

1968

SGFAB AMK 6

Fabrication

Fab Initiation

2000

Singapore

Singapore

Wafer Capacity

29,000

2000

29,000

AG200

Fabrication

Fab Initiation

2000

Italy

Agrate Brianza

Wafer Capacity

14,000

2000

14,000

RST 8

Fabrication

Fab Initiation

2000

France

Rousset

Wafer Capacity

35,000

2000

35,000

Crolles 1

Fabrication

Fab Initiation

1993

France

Crolles

Wafer Capacity

30,000

1993

30,000

Crolles 2-ext. mod 5

Fabrication

Fab Initiation

-

France

Crolles

Wafer Capacity

-

Crolles 2-ext. mod 2

Fabrication

Fab Initiation

2022

France

Crolles

Wafer Capacity

2022

Crolles 2-ext. mod 3

Fabrication

Fab Initiation

2023

France

Crolles

Wafer Capacity

2023

Crolles 2

Fabrication

Fab Initiation

2004

France

Crolles

Wafer Capacity

28,000

2004

28,000

AG200

Fabrication

Fab Initiation

1985

Italy

Agrate Brianza

Wafer Capacity

14,000

1985

14,000

SiC Fab

Fabrication

Fab Initiation

2006

Sweden

Norrköping

Wafer Capacity

10,000

2006

10,000

Fab 3

Fabrication

Fab Initiation

2005

France

Tours

Wafer Capacity

2,000

2005

2,000

Fab 1 & Fab 2

Fabrication

Fab Initiation

1978

France

Tours

Wafer Capacity

55,000

1978

55,000

Fab 2

Fabrication

Fab Initiation

1997

Italy

Catania

Wafer Capacity

30,000

1997

30,000

SGFAB-AMK 6E

Fabrication

Fab Initiation

2003

Singapore

Singapore

Wafer Capacity

145,000

2003

145,000

SGFAB-AMJ 9

Fabrication

Fab Initiation

1984

Singapore

Singapore

Wafer Capacity

152,000

1984

152,000

AG300 (R3)

Fabrication

Fab Initiation

2022

Italy

Agrate Brianza

Wafer Capacity

2022

Fab 2

Fabrication

Fab Initiation

1980

Italy

Catania

Wafer Capacity

25,000

1980

25,000

AG200

Fabrication

Fab Initiation

1987

Italy

Agrate Brianza

Wafer Capacity

34,000

1987

34,000

AG300

Fabrication

Fab Initiation

2024

Italy

Agrate Brianza

Wafer Capacity

2024

Crolles 2-ext. mod 1

Fabrication

Fab Initiation

2020

France

Crolles

Wafer Capacity

2,000

2020

2,000

Fab 1 6-inch fab

Fabrication

Fab Initiation

2013

Italy

Catania

Wafer Capacity

11,000

2013

11,000

SiC 6-inch line

Fabrication

Fab Initiation

2021

Singapore

Singapore

Wafer Capacity

2021

Fab 1 6-inch fab

Fabrication

Fab Initiation

2020

Italy

Catania

Wafer Capacity

2,500

2020

2,500

200mm GaN

Fabrication

Fab Initiation

2021

France

Tours

Wafer Capacity

2,500

2021

2,500

Fab 2

Fabrication

Fab Initiation

2018

Italy

Catania

Wafer Capacity

14,000

2018

14,000

SGFAB-AMK 8

Fabrication

Fab Initiation

2001

Singapore

Singapore

Wafer Capacity

30,000

2001

30,000

Crolles 2- JV Fab

Fabrication

Fab Initiation

2024

France

Crolles

Wafer Capacity

2024

SGFAB-AMK 6

Fabrication

Fab Initiation

2016

Singapore

Singapore

Wafer Capacity

38,125

2016

38,125

SGFAB-AMK 2E

Fabrication

Fab Initiation

2010

Singapore

Singapore

Wafer Capacity

20,000

2010

20,000

Silicon Carbide A.B.

Fabrication

Fab Initiation

2021

Sweden

Norrköping

Wafer Capacity

2021

SiC wafer/EPI Fab

Fabrication

Fab Initiation

2023

Italy

Catania

Wafer Capacity

2023

SiC Device Fab

Fabrication

Fab Initiation

2025

Italy

Catania

Wafer Capacity

2025

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