TPSMB400A-A Encyclopedia Entry

Product Overview

The TPSMB400A-A belongs to the category of transient voltage suppressor (TVS) diodes. These diodes are used to protect sensitive electronic components from voltage spikes and transients. The TPSMB400A-A is designed to provide robust protection against transient overvoltage conditions in a wide range of applications.

Basic Information Overview

• Category: Transient Voltage Suppressor Diode
• Use: Protection against voltage spikes and transients
• Characteristics: Fast response time, low clamping voltage, high surge capability
• Package: SMB (DO-214AA)
• Essence: Safeguarding electronic circuits from voltage surges
• Packaging/Quantity: Available in tape and reel packaging, quantity varies by manufacturer

Specifications

• Peak Power Dissipation: 400W
• Breakdown Voltage: 5.0V
• Operating Voltage: 3.5V
• Maximum Clamping Voltage: 9.2V
• Operating Temperature Range: -55°C to 150°C
• Storage Temperature Range: -55°C to 175°C

Detailed Pin Configuration

The TPSMB400A-A typically has two pins, with the anode connected to the positive side and the cathode connected to the negative side of the circuit.

Functional Features

• Transient Voltage Suppression: Provides rapid response to transient overvoltage conditions, diverting excess current away from sensitive components.
• Low Clamping Voltage: Limits the voltage across the protected circuit to minimize potential damage.
• High Surge Capability: Can withstand large surge currents without degradation.

Advantages and Disadvantages

Advantages

• Effective protection against voltage spikes
• Fast response time
• Compact size for easy integration into circuits

Disadvantages

• Limited to specific voltage ranges
• May require additional circuitry for comprehensive surge protection

Working Principles

When a transient voltage spike occurs, the TPSMB400A-A conducts excess current to ground, limiting the voltage across the protected circuit. This rapid response helps prevent damage to sensitive electronic components.

Detailed Application Field Plans

The TPSMB400A-A is commonly used in various electronic systems, including: - Power supply units - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

• TPSMB5.0A: Similar TVS diode with a higher breakdown voltage of 5.0V
• TPSMB440A: TVS diode with a lower clamping voltage for more sensitive applications
• TPSMB600A: Higher power dissipation TVS diode for heavy-duty protection requirements

In conclusion, the TPSMB400A-A transient voltage suppressor diode offers effective protection against transient overvoltage conditions in a compact and reliable package. Its fast response time and high surge capability make it a valuable component in safeguarding electronic circuits from potential damage.

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