SMCJ75A

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SMCJ75A

+BOM

TVS DIODE 87.7VWM 121VC DO214AB

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Specifications

Attribute Value
Supplier Rectron USA
Package Tape & Reel (TR)
Series SMCJ
ProductStatus Active
Type Zener
UnidirectionalChannels 1
Voltage-ReverseStandoff(Typ) 87.7V
Voltage-Clamping(Max)@Ipp 121V
Power-PeakPulse 1500W (1.5kW)
Applications General Purpose
OperatingTemperature -55°C ~ 150°C (TJ)
MountingType Surface Mount
Package/Case DO-214AB, SMC

Overview

Description

The SMCJ75A is a type of transient voltage suppression (TVS) diode used to protect sensitive electronic components from voltage spikes and transients. It belongs to the SMC (DO-214AB) package series, which is widely employed for surface-mount applications. The "75A" denotes a breakdown voltage of 75 volts.
Key features of the SMCJ75A include:
1. Peak Pulse Power: It is designed to handle high peak pulse power dissipation, typically up to 1500 watts, for short durations, making it suitable for protecting against lightning strikes and other transient voltage events.
2. Response Time: The diode offers fast response times, usually in the order of picoseconds, ensuring rapid clamping of over-voltage events.
3. Operating Range: It operates effectively within a broad temperature range, typically from -55°C to +150°C.
4. Polarity: Available in both unidirectional and bidirectional configurations, catering to different circuit protection needs.
The SMCJ75A is commonly used in telecommunications, industrial, and consumer electronics applications to enhance the robustness and reliability of electronic systems.

Equivalent

The SMCJ75A is a Transient Voltage Suppressor (TVS) diode. Equivalent products with similar specifications include the 1.5SMC75A, 1.5KE75A, and P6KE75A. These equivalents provide similar voltage clamping and surge protection capabilities. Always confirm the electrical and mechanical specifications in the manufacturer's datasheet to ensure compatibility with your application.

Features

The SMCJ75A is a Transient Voltage Suppressor (TVS) diode designed to protect sensitive electronic equipment from voltage spikes and transients. It has a breakdown voltage of 75 volts and is capable of handling high surge currents. Key features include:
1. Power Dissipation: It can handle peak pulse power dissipation of 1500 watts when measured with a 10/1000 μs waveform, making it suitable for robust protection against voltage transients.
2. Response Time: The diode has a fast response time, typically less than 1 picosecond, ensuring quick clamping of excess voltage.
3. Polarity: It is typically available in unidirectional configuration, suitable for applications where voltage transients come from one direction.
4. DO-214AB Package: The device is housed in a surface-mount DO-214AB (SMC) package, which is compact and suitable for automated assembly processes.
5. Junction Temperature: Operates over a wide temperature range, typically from -55°C to +150°C.
6. Compliance: It meets the standards of RoHS, ensuring it is free from hazardous substances.
These features make the SMCJ75A ideal for protecting circuits in telecommunications, computer, and industrial applications.

Pinout

The SMCJ75A is a Transient Voltage Suppressor (TVS) diode designed to protect electronic circuits from voltage spikes. It comes in a DO-214AB (SMC) package, typically having two pins: an anode and a cathode. The primary function of the SMCJ75A is to clamp transient voltages to a safe level, thereby preventing damage to the electronic components in the circuit. The "75A" in its name indicates a breakdown voltage around 75 volts. Suitable for applications requiring robust protection against electrostatic discharge (ESD), lightning, and other voltage transients, the SMCJ75A is commonly used in consumer electronics, automotive circuits, and industrial equipment. It can handle high surge current events, offering protection while ensuring the reliability and longevity of the protected devices.

Manufacturer

The SMCJ75A is a transient voltage suppressor (TVS) diode manufactured by multiple companies, including Littelfuse, ON Semiconductor, and Bourns, among others. These companies are known for producing electronic components and semiconductors.
Littelfuse is a global manufacturer specializing in circuit protection, power control, and sensing technologies. It serves a wide range of industries, including automotive, industrial, and electronics.
ON Semiconductor, now known as onsemi, is a leading provider of power and sensing technologies, focusing on automotive, industrial, and energy-efficient applications. The company offers a comprehensive portfolio of semiconductor solutions.
Bourns is another company that manufactures electronic components, focusing on circuit protection, circuit conditioning, and motion control products. It serves various sectors, including telecommunications, automotive, and consumer electronics.
These companies are integral to the electronics supply chain, providing essential components for various applications and industries.

Application

The SMCJ75A is a transient voltage suppression (TVS) diode used primarily for protecting sensitive electronic equipment from voltage spikes and transient surges. Key application areas include:
1. Telecommunications: Safeguarding communication equipment from lightning-induced surges.
2. Industrial Electronics: Protecting control systems and automation devices from electrical transients.
3. Consumer Electronics: Ensuring the reliability of devices like TVs and computers against electrostatic discharge (ESD).
4. Automotive: Shielding vehicle electronics from load dump and inductive switching transients.
5. Power Supplies: Providing surge protection for AC/DC power converters and adapters.
These applications leverage the diode's ability to clamp voltage and absorb energy, ensuring the longevity and durability of electronic systems.

Package

The SMCJ75A is a Transient Voltage Suppressor (TVS) diode with a Surface-Mounted Device (SMD) package type. Specifically, it is typically available in a DO-214AB (SMC) package.