SMBJ170A

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SMBJ170A

+BOM

TVS DIODE 199VWM 275VC DO214AA

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Specifications

Attribute Value
Package Tape & Reel (TR)
Series SMBJ
ProductStatus Active
Type Zener
UnidirectionalChannels 1
Voltage-ReverseStandoff(Typ) 199V
Voltage-Clamping(Max)@Ipp 275V
Power-PeakPulse 600W
Applications General Purpose
OperatingTemperature -55°C ~ 150°C (TJ)
MountingType Surface Mount
Package/Case DO-214AA, SMB

Overview

Description

The SMBJ170A is a type of Transient Voltage Suppressor (TVS) diode designed to protect sensitive electronic equipment from voltage spikes and transient events. It is part of the SMBJ series, which are surface-mount devices commonly used in various electronic applications to ensure reliable circuit protection.
Key features of the SMBJ170A include:
1. Peak Pulse Power: It typically offers a peak pulse power dissipation of 600 watts for a 10/1000 µs waveform, as per the industry-standard testing method.
2. Voltage Rating: The "170A" in its name indicates a working standoff voltage of 170 volts, making it suitable for circuits operating at or below this voltage.
3. Design: It is housed in a DO-214AA (SMB) package, which allows for easy integration into circuit boards, especially useful in compact or space-constrained applications.
4. Unidirectional: The ‘A’ suffix denotes a unidirectional configuration, which is designed to handle voltage in one direction, providing effective protection for DC-powered equipment.
Overall, the SMBJ170A is ideal for safeguarding devices from potential damage due to overvoltage conditions.

Equivalent

The SMBJ170A is a unidirectional TVS diode designed to protect sensitive electronics from voltage transients. Equivalent products include:
1. Littelfuse 5.0SMDJ170A
2. ON Semiconductor SMBJ170A
3. Bourns SMBJ170A
4. Vishay SMBJ170A
Ensure compatibility by checking specifications such as breakdown voltage, peak pulse power, and packaging. Always consult the datasheets to verify electrical characteristics and mechanical dimensions.

Features

The SMBJ170A is a transient voltage suppressor (TVS) diode designed to protect sensitive electronic equipment from voltage spikes and transients. Key features include:
1. Reverse Stand-Off Voltage: 170V, indicating the maximum voltage it can withstand without conducting in reverse.
2. Power Dissipation: Capable of dissipating up to 600W of power, providing robust protection against voltage spikes.
3. Response Time: Fast response time, typically in the picoseconds range, ensuring quick protection against transient events.
4. Package Type: Available in an SMB (DO-214AA) package, which is a surface-mount design, allowing for easy integration into circuit boards.
5. Polarity: Unidirectional, designed to conduct in one direction only, making it suitable for circuits with a specified current flow direction.
6. Clamping Voltage: Low clamping voltage, ensuring minimal voltage overshoot during transients.
7. Operating Temperature: Wide operating temperature range, enhancing its reliability under varying environmental conditions.
8. Compliance: Meets industry standards for surge protection, making it suitable for various applications in consumer electronics, automotive, and industrial sectors.

Pinout

The SMBJ170A is a type of Transient Voltage Suppressor (TVS) diode used for protecting sensitive electronic components from voltage spikes. It typically comes in a DO-214AA (SMB) package, which is a surface-mount package.
The pin count for the SMBJ170A is 2. These are the anode and cathode pins. It functions by clamping voltage spikes to a safe level, thereby protecting circuit components from damage due to overvoltage transients. The "170A" in the part number indicates a breakdown voltage of 170 volts with an "A" type indicating it is unidirectional.
TVS diodes like the SMBJ170A are commonly used in applications where voltage transients are likely to occur, such as in power supply circuits, communication lines, and automotive applications.

Manufacturer

The SMBJ170A is a transient voltage suppressor (TVS) diode manufactured by various companies, one of which is Littelfuse, Inc. Littelfuse is a company that specializes in circuit protection, power control, and sensing technologies. They provide products for automotive, industrial, and electronics applications. Littelfuse is known for offering a wide range of electronic components that protect devices from overcurrent, overvoltage, and other electrical hazards.

Application

The SMBJ170A is a transient voltage suppressor (TVS) diode, primarily used for protecting sensitive electronic components from voltage spikes and surges. Key application areas include:
1. Telecommunications: Protects communication equipment from voltage transients.
2. Consumer Electronics: Safeguards devices like TVs, computers, and gaming consoles.
3. Industrial Equipment: Shields industrial control systems and machinery from electrical noise and surges.
4. Automotive Electronics: Provides surge protection in automotive electrical systems.
5. Power Supplies: Ensures stability and protection in AC/DC power supply units.
Its robust design is suitable for use in environments subject to frequent voltage fluctuations.

Package

The SMBJ170A is a surface-mount Transient Voltage Suppressor (TVS) diode, typically packaged in the DO-214AA (SMB) package type. This package is designed for automated placement and is used for surge protection applications in electronics.

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