SMBJ33CA

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SMBJ33CA

+BOM

TVS DIODE 38.7VWM 53.3VC DO214AA

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Specifications

Attribute Value
Package Tape & Reel (TR)
Series SMBJ
ProductStatus Active
Type Zener
BidirectionalChannels 1
Voltage-ReverseStandoff(Typ) 38.7V
Voltage-Clamping(Max)@Ipp 53.3V
Power-PeakPulse 600W
Applications General Purpose
OperatingTemperature -55°C ~ 150°C (TJ)
MountingType Surface Mount
Package/Case DO-214AA, SMB

Overview

Description

The SMBJ33CA is a type of transient voltage suppression (TVS) diode, specifically designed to protect sensitive electronic equipment from voltage spikes and transients. This diode is part of the SMB (Surface-Mount, DO-214AA) package series, offering a compact solution for circuit protection. The "33" in its name indicates its breakdown voltage of 33 volts, and "CA" signifies that it is a bidirectional device, capable of clamping voltage spikes of either polarity.
These diodes are commonly used in applications such as telecommunications, consumer electronics, and automotive electronics to safeguard circuits from electrostatic discharge (ESD), lightning-induced surges, and other transient events. The SMBJ33CA offers fast response time and low clamping voltage, ensuring effective protection while minimizing the impact on the normal operation of the device. Its surface-mount design allows for easy integration into circuit boards, making it a practical choice for modern electronic devices.

Equivalent

The SMBJ33CA is a surface-mount Transient Voltage Suppressor (TVS) diode. Equivalent products include the Littelfuse SMBJ33CA, Bourns SMBJ33CA, ON Semiconductor SMBJ33CA, and Vishay SMBJ33CA. These components offer similar specifications such as breakdown voltage, power rating, and package type, making them interchangeable in most circuits designed for ESD and voltage spike protection. Always verify the detailed specifications from the manufacturer's datasheets to ensure complete compatibility with your application.

Features

The SMBJ33CA is a surface-mount Transient Voltage Suppressor (TVS) diode designed to protect sensitive electronic components from voltage spikes and transients. Key features include:
1. Breakdown Voltage: It has a breakdown voltage of 33 volts.
2. Bidirectional: It is a bidirectional device, meaning it can protect against both positive and negative voltage transients.
3. Power Dissipation: Capable of handling a peak pulse power of 600 watts with a 10/1000 μs waveform.
4. Fast Response Time: Provides fast response to transient over-voltage events to protect sensitive circuits.
5. Low Clamping Voltage: Ensures low clamping voltage for better protection of downstream components.
6. JEDEC DO-214AA Package: Comes in an SMB package, suitable for automated placement and reflow soldering.
7. Operating Temperature Range: Supports a wide operating temperature range, typically from -55°C to 150°C.
8. Applications: Commonly used in power supplies, automotive circuits, industrial equipment, and various other electronic devices.
These features make the SMBJ33CA ideal for safeguarding electronic circuits from transient voltage threats.

Pinout

The SMBJ33CA is a surface-mount Transient Voltage Suppressor (TVS) diode. It is designed to protect sensitive electronics from voltage transients induced by lightning and other transient voltage events. The SMBJ33CA has a single pin configuration:
1. Pin Count: It has two terminals, which are the anode and cathode, but in the SMB package, it is typically represented as having two pins.
2. Function: The primary function of the SMBJ33CA is to clamp voltage spikes and transients that exceed 33 volts. It is bidirectional, meaning it can protect against positive and negative voltage transients. The device is used in various applications such as power supplies, consumer electronics, and automotive electronics to ensure circuit protection.
Overall, the SMBJ33CA is a compact and efficient solution for safeguarding electrical circuits against potentially damaging high-voltage events.

Manufacturer

The SMBJ33CA is manufactured by multiple companies, one of which is Littelfuse, Inc. Littelfuse is a company that specializes in circuit protection products and solutions. They manufacture a wide range of electronic components, including fuses, semiconductors, and other circuit protection devices used in automotive, industrial, and consumer electronics applications.

Application

The SMBJ33CA is a transient voltage suppressor (TVS) diode commonly used for protecting sensitive electronic components from voltage spikes and transients. Its application areas include:
1. Telecommunication Equipment: Protects circuits in modems and communication devices from ESD and voltage transients.
2. Automotive Electronics: Safeguards electronic control units (ECUs) and sensors from voltage spikes in vehicles.
3. Consumer Electronics: Shields devices such as TVs, smartphones, and other gadgets against power surges.
4. Industrial Systems: Used in control systems and machinery to prevent damage from electrical disturbances.
5. Power Supplies: Provides protection to power supply circuits from overvoltage events.
The SMBJ33CA is valued for its high reliability and fast response time.

Package

The SMBJ33CA is packaged in a DO-214AA (SMB) surface-mount package. This package type is commonly used for transient voltage suppressor diodes, providing protection in electronic circuits by clamping voltage spikes.

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