SMAJ28CA-E3/5A

Product Overview

Use

This product is primarily used for transient voltage suppression in electronic circuits to protect sensitive components from voltage spikes and surges.

Characteristics

Package: SMA (DO-214AC)
Essence: Transient Voltage Suppressor (TVS) diode
Packaging/Quantity: Available in tape and reel packaging with varying quantities depending on supplier.

Specifications

Voltage Rating: 28V
Power Dissipation: 400W
Breakdown Voltage: 31.1V
Clamping Voltage: 45.4V
Peak Pulse Current: 14.5A
Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMAJ28CA-E3/5A typically consists of two pins, with the anode connected to the positive side and the cathode connected to the negative side of the circuit.

Functional Features

Provides protection against voltage transients and surges.
Fast response time to clamp transient voltages to safe levels.
Low clamping voltage ensures minimal stress on protected circuits.

Advantages and Disadvantages

Advantages

Effective protection against voltage spikes.
Compact size for easy integration into circuit designs.
Wide operating temperature range.

Disadvantages

Limited to specific voltage ratings.
May require additional components for comprehensive surge protection.

Working Principles

The SMAJ28CA-E3/5A operates based on the principle of avalanche breakdown, where it rapidly conducts excess current when the voltage exceeds the breakdown voltage, thereby diverting the surge away from sensitive components.

Detailed Application Field Plans

This product finds extensive use in various electronic applications, including: - Power supply units - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

P6KE27CA: Similar TVS diode with a slightly lower voltage rating.
SMBJ28CA: TVS diode with a different package and characteristics but similar voltage rating.

In conclusion, the SMAJ28CA-E3/5A serves as a crucial component in safeguarding electronic circuits from voltage transients, offering reliable protection and peace of mind for various electronic applications.

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기술 솔루션에 SMAJ28CA-E3/5A 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

What is the maximum peak pulse power of SMAJ28CA-E3/5A?
- The maximum peak pulse power of SMAJ28CA-E3/5A is 400 watts for a 10/1000μs waveform.
What is the breakdown voltage of SMAJ28CA-E3/5A?
- The breakdown voltage of SMAJ28CA-E3/5A is typically 31.1V at 1mA.
What are the typical applications for SMAJ28CA-E3/5A?
- SMAJ28CA-E3/5A is commonly used in surge protection for sensitive electronics, such as telecommunications equipment, industrial control systems, and automotive electronics.
What is the clamping voltage of SMAJ28CA-E3/5A?
- The clamping voltage of SMAJ28CA-E3/5A is typically 45.4V at 14A.
Is SMAJ28CA-E3/5A suitable for overvoltage protection in power supply circuits?
- Yes, SMAJ28CA-E3/5A is suitable for providing overvoltage protection in power supply circuits to safeguard against transient voltage spikes.
Can SMAJ28CA-E3/5A be used for ESD protection in data communication interfaces?
- Yes, SMAJ28CA-E3/5A can be utilized for ESD protection in data communication interfaces to prevent damage from electrostatic discharge events.
What is the response time of SMAJ28CA-E3/5A?
- The response time of SMAJ28CA-E3/5A is very fast, typically responding within nanoseconds to clamp transient voltage spikes.
Does SMAJ28CA-E3/5A require any external components for proper operation?
- SMAJ28CA-E3/5A does not require any external components for its basic operation, making it easy to integrate into circuit designs.
What is the temperature range for proper functioning of SMAJ28CA-E3/5A?
- SMAJ28CA-E3/5A is designed to operate effectively within a temperature range of -55°C to +150°C.
Are there any specific layout considerations when using SMAJ28CA-E3/5A in a PCB design?
- It is recommended to minimize the length and impedance of the traces connecting SMAJ28CA-E3/5A to the protected circuit and to provide a low-impedance ground connection for optimal performance.