SMBG28CAHE3/5B

Product Overview

The SMBG28CAHE3/5B belongs to the category of semiconductor devices and is specifically used as a transient voltage suppressor (TVS) diode. This diode is designed to protect sensitive electronics from voltage transients induced by lightning, inductive load switching, and electrostatic discharge. The characteristics of the SMBG28CAHE3/5B include its low clamping voltage, fast response time, and high surge capability. It is typically packaged in a SMB package and is available in quantities suitable for various electronic applications.

Specifications

• Voltage Rating: 28V
• Power Dissipation: 600W
• Package Type: SMB
• Polarity: Unidirectional
• Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMBG28CAHE3/5B TVS diode has two pins, with the anode connected to pin 1 and the cathode connected to pin 2.

Functional Features

• Transient Voltage Suppression: Effectively clamps transient overvoltage to protect downstream components.
• Fast Response Time: Rapid reaction to voltage transients ensures minimal impact on the protected circuit.
• High Surge Capability: Capable of withstanding high surge currents without degradation.

Advantages and Disadvantages

Advantages

• Effective protection against voltage transients
• Fast response time
• High surge capability

Disadvantages

• Limited to unidirectional voltage suppression
• May require additional components for bidirectional protection

Working Principles

The SMBG28CAHE3/5B operates based on the principle of avalanche breakdown. When a voltage transient occurs, the diode rapidly conducts, diverting the excess current away from the protected circuit. This action effectively limits the voltage across the circuit, preventing damage to sensitive components.

Detailed Application Field Plans

The SMBG28CAHE3/5B is widely used in various electronic systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

• Alternative Model 1: SMAJ28A
  • Voltage Rating: 28V
  • Package Type: SMA
  • Power Dissipation: 400W
• Alternative Model 2: P6SMB28CA
  • Voltage Rating: 28V
  • Package Type: DO-214AA
  • Power Dissipation: 600W

In conclusion, the SMBG28CAHE3/5B TVS diode offers effective transient voltage suppression with fast response times and high surge capability. Its application spans across various electronic systems, providing essential protection against voltage transients. Additionally, alternative models such as SMAJ28A and P6SMB28CA offer similar functionality, catering to diverse design requirements within the industry.

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