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SMAJ78A-E3/5A

Vishay Intertechnology

SMAJ78A-E3/5A by Vishay Intertechnology

Vishay Intertechnology's SMAJ78A-E3/5A is a single, surface mount transient suppression device with a max non-repetitive peak reverse power dissipation of 400W. It has a breakdown voltage of 91.25V and is commonly used for voltage clamping in electronic circuits.

Median Price

$0.040

Lifecycle Status

Suppliers In-Stock

6

In-Stock Inventory

1k+

Distributors (Authorized)

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

Arrow

USA . 15,000 parts In-Stock

1+ parts

$0.041

100+ parts

-

1k+ parts

-

10k+ parts

$0.011

15,000

$0.041

-

-

$0.011

Adafruit Industries

USA . 200 parts In-Stock

1+ parts

$0.144

100+ parts

$0.131

1k+ parts

$0.118

10k+ parts

-

200

$0.144

$0.131

$0.118

-

Verical

USA . 15,000 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

$0.010

15,000

-

-

-

$0.010

Chip1Stop

Japan . 15,000 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

$0.039

15,000

-

-

-

$0.039

Distributors (In-Stock)

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

Nova Conductors

Japan . 300 parts In-Stock

1+ parts

$0.108

100+ parts

-

1k+ parts

-

10k+ parts

-

300

$0.108

-

-

-

Vyrian

USA . 7,541 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

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7,541

-

-

-

-

Distributors (Availability)

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

Ampacity Inc.

Singapore . 11,259 parts In-Stock

1+ parts

$0.009

100+ parts

-

1k+ parts

-

10k+ parts

-

11,259

$0.009

-

-

-

Netroflash

USA . 50 parts In-Stock

1+ parts

$0.108

100+ parts

-

1k+ parts

$0.103

10k+ parts

$0.100

50

$0.108

-

$0.103

$0.100

Advanced Electronics

New Zealand . 200 parts In-Stock

1+ parts

$0.144

100+ parts

$0.131

1k+ parts

$0.118

10k+ parts

-

200

$0.144

$0.131

$0.118

-

AZTECH Wire

Italy . 859 parts In-Stock

1+ parts

$11.950

100+ parts

-

1k+ parts

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10k+ parts

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859

$11.950

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Perfect Parts

USA . 6,884 parts In-Stock

1+ parts

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100+ parts

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10k+ parts

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6,884

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Overview

Looking for reliable transient suppression devices? Look no further than the SMAJ78A-E3/5A by Vishay Intertechnology. With its high-quality manufacturing and UL recognition, you can trust this product to provide exceptional performance and protection. Whether you need to safeguard sensitive electronics or prevent voltage spikes, this avalanche diode is the perfect solution. Its compact size and surface mount capability make installation a breeze. Plus, with a maximum clamping voltage of 126V, you can rest easy knowing your equipment is safe. Don't compromise on quality – choose the SMAJ78A-E3/5A for all your transient suppression needs!

Feature Benefit Bullets

Package Body Material:

PLASTIC/EPOXY - The use of plastic/epoxy as the package body material provides excellent protection against moisture and environmental contaminants, ensuring the durability and reliability of the product in various operating conditions.

Config:

SINGLE - The single configuration allows for easy installation and integration into different circuits or systems, simplifying the overall design and reducing complexity.

Surface Mount:

YES - With surface mount capability, this product can be directly mounted onto the surface of a PCB, saving valuable space and facilitating efficient assembly processes.

Maximum Non Repetitive Peak Reverse Power Dissipation:

400 W - A high maximum non-repetitive peak reverse power dissipation indicates that this product can handle transient surges or spikes effectively, providing robust protection for sensitive components or circuits.

Nominal Breakdown Voltage:

91.25 V - The high nominal breakdown voltage ensures that the product can withstand voltage surges above this value, safeguarding connected devices from potential damage caused by overvoltage events.

Maximum Reverse Current:

1 uA - The low maximum reverse current ensures minimal leakage current flow in the reverse direction, enhancing the overall efficiency and reliability of the product.

Package Shape:

RECTANGULAR - The rectangular package shape allows for easy handling, placement, and mounting, promoting efficient manufacturing processes and compatibility with standard equipment.

Reverse Test Voltage:

78 V - This reverse test voltage refers to the maximum voltage that can be applied in the reverse direction without causing any undesirable effects, making the product suitable for a wide range of applications requiring this voltage rating.

No. of Terminals:

2 - The product having only two terminals simplifies the electrical connection and implementation, reducing the chances of wiring errors and enhancing the overall reliability.

Package Style (Meter):

SMALL OUTLINE - The small outline package style enables space-saving designs and facilitates integration into compact electronic devices or systems, making it ideal for applications with limited space constraints.

Maximum Operating Temperature:

150 °C - The high maximum operating temperature ensures that the product can reliably operate in demanding environments without compromising its performance, providing a robust solution for various industrial applications.

Minimum Operating Temperature:

55 °C - The low minimum operating temperature guarantees the product's functionality even in extremely cold conditions, making it suitable for use in a wide temperature range.

Terminal Finish:

Matte Tin (Sn) - The matte tin terminal finish offers excellent solderability and corrosion resistance, ensuring a reliable and long-lasting electrical connection under various operating conditions.

Terminal Position:

DUAL - The dual terminal position provides flexibility in installation and connection options, accommodating different circuit layouts and enhancing ease of use.

Maximum Power Dissipation:

3.3 W - The high maximum power dissipation indicates the product's ability to handle high power levels without exceeding its thermal limitations, thus ensuring stable and reliable operation.

Minimum Breakdown Voltage:

86.7 V - The minimum breakdown voltage represents the lower limit at which the product can effectively suppress transient voltages, making it suitable for applications requiring this specific voltage rating.

Maximum Time At Peak Reflow Temperature (s):

30 - This value specifies the maximum duration the product can be exposed to peak reflow temperatures during soldering, ensuring proper solder joint formation and avoiding damage to the device.

Peak Reflow Temperature °C:

260 - The peak reflow temperature indicates the highest temperature at which the product can be subjected during soldering processes, ensuring compatibility with the industry-standard reflow soldering methods.

Maximum Breakdown Voltage:

95.8 V - The high maximum breakdown voltage ensures the device's ability to withstand transient voltage surges beyond this value, ensuring reliable suppression of voltage spikes or transients.

Reference Standard:

UL RECOGNIZED - Being UL recognized signifies that the product complies with rigorous safety standards, guaranteeing its quality, reliability, and suitability for use in various commercial and industrial applications.

Diode Type:

TRANS VOLTAGE SUPPRESSOR DIODE - The use of a trans voltage suppressor diode ensures efficient transient voltage suppression, safeguarding connected devices or circuits from damaging voltage spikes or transients.

Maximum Forward Voltage (VF):

3.5 V - The maximum forward voltage indicates the voltage drop across the diode when operating under forward bias conditions, allowing designers to accurately calculate power dissipation and circuit performance.

Technology:

AVALANCHE - The avalanche technology employed in this product provides enhanced surge handling capability, making it particularly suitable for applications exposed to high-energy transient events.

Terminal Form:

C BEND - The C bend terminal form simplifies PCB mounting and enables secure mechanical attachment, ensuring reliable electrical connections even in demanding environments.

No. of Elements:

1 - The product having a single element simplifies circuit design and integration, making it suitable for applications where a single-stage transient suppression solution is required.

Maximum Repetitive Peak Reverse Voltage:

78 V - The high maximum repetitive peak reverse voltage indicates the product's ability to handle repetitive voltage surges up to this value, ensuring effective transient protection over multiple occurrences.

Moisture Sensitivity Level (MSL):

1 - The MSL 1 rating specifies that the product has a low moisture sensitivity level, making it less prone to moisture-related issues during storage or assembly processes.

Polarity:

UNIDIRECTIONAL - The unidirectional polarity ensures that the product suppresses transient events occurring only in a specific direction, providing targeted protection and compatibility with unidirectional applications.

Maximum Clamping Voltage:

126 V - The high maximum clamping voltage indicates the product's ability to limit or "clamp" the voltage of an overvoltage event, protecting downstream components or circuits from excessive voltage levels.

Diode Element Material:

SILICON - The use of silicon as the diode element material offers excellent electrical performance, stability, and reliability, making it a trusted choice for transient voltage suppression applications.

Technical Specifications

Transient Suppression Devices SMAJ78A-E3/5A attributes and parameters. Explore more Transient Suppression Devices devices from Vishay Intertechnology

Specs

Additional Features:

EXCELLENT CLAMPING CAPABILITY

Maximum Breakdown Voltage:

95.8 V

Minimum Breakdown Voltage:

86.7 V

Nominal Breakdown Voltage:

91.25 V

Maximum Clamping Voltage:

126 V

Config:

SINGLE

Diode Element Material:

SILICON

Maximum Forward Voltage (VF):

3.5 V

JEDEC-95 Code:

DO-214AC

JESD-30 Code:

R-PDSO-C2

JESD-609 Code:

e3

Moisture Sensitivity Level (MSL):

1

Maximum Non Repetitive Peak Reverse Power Dissipation:

400 W

No. of Elements:

1

No. of Terminals:

2

Maximum Operating Temperature:

150 Cel

Minimum Operating Temperature:

-55 Cel

Package Body Material:

PLASTIC/EPOXY

Package Shape:

Package Style (Meter):

SMALL OUTLINE

Peak Reflow Temperature (C):

260

Polarity:

UNIDIRECTIONAL

Maximum Power Dissipation:

3.3 W

Qualification:

Not Qualified

Reference Standard:

UL RECOGNIZED

Maximum Repetitive Peak Reverse Voltage:

78 V

Maximum Reverse Current:

1 uA

Reverse Test Voltage:

78 V

Sub-Category:

Transient Suppressors

Surface Mount:

YES

Technology:

AVALANCHE

Terminal Finish:

Matte Tin (Sn)

Terminal Form:

Terminal Position:

Maximum Time At Peak Reflow Temperature (s):

30

Trade Compliance

SMAJ78A-E3/5A Diodes trade compliance attributes, and parameters.

ECCN

EAR99

ECCN Governance

EAR

HTS

8541.10.00.50

SB

8541.10.00.50

PCN

Manufacturer Highlights

Vishay Intertechnology

Vishay Intertechnology, Inc. is a renowned American manufacturer of discrete semiconductors and passive electronic components that have been used in many consumer products and industrial applications worldwide. Founded by Polish-born businessman Felix Zandman in 1962, Vishay has grown to become one of the world's largest manufacturers of these components, with a strong presence in every major market around the globe. The company also offers value-added solutions such as its patented passive components, replacing a number of legacy parts with more reliable, cost effective solutions.

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Management team

Executive Chairman of the Board, Chief Business Development Officer

Marc Zandman

Chief Executive Officer, President, and Director

Joel Smejkal

Executive Vice President and Chief Financial Officer

Lori Lipcaman

Manufacturer fab locations 7

Fab name Location Fab Initiation Wafer Capacity

Itzehoe - Fab Phase 1

Fabrication

Fab Initiation

2025

Germany

Itzehoe

Wafer Capacity

2025

US - Fab 3

Fabrication

Fab Initiation

1986

USA

Santa Clara

Wafer Capacity

24,500

1986

24,500

US - Fab 2

Fabrication

Fab Initiation

1972

USA

Santa Clara

Wafer Capacity

8,000

1972

8,000

Austria

Fabrication

Fab Initiation

1984

Austria

Vöcklabruck

Wafer Capacity

25,000

1984

25,000

Taiwan

Fabrication

Fab Initiation

1967

Taiwan

Hsintien

Wafer Capacity

12,000

1967

12,000

Italy - Fab 8

Fabrication

Fab Initiation

1961

Canada

Torino

Wafer Capacity

15,000

1961

15,000

Israel

Fabrication

Fab Initiation

2000

Israel

Yokneam Illit

Wafer Capacity

400

2000

400

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