SMM4F28A-TR

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1. Product Overview

The SMM4F28A-TR belongs to the category of transient voltage suppressor (TVS) diodes. These diodes are commonly used to protect sensitive electronics from voltage spikes and surges. The SMM4F28A-TR is designed to provide robust protection for electronic circuits against electrostatic discharge (ESD), electrical fast transients (EFT), and lightning-induced surges.

2. Basic Information Overview

• Category: Transient Voltage Suppressor (TVS) Diode
• Use: Protection against voltage spikes and surges
• Characteristics: Fast response time, low clamping voltage, high surge current capability
• Package: SMA package
• Essence: Provides robust protection for electronic circuits
• Packaging/Quantity: Available in tape and reel packaging, quantity varies by supplier

3. Specifications

• Peak Pulse Power: 400W
• Standoff Voltage: 28V
• Breakdown Voltage: 31.1V to 34.4V
• Operating Temperature Range: -55°C to +150°C
• Storage Temperature Range: -55°C to +150°C

4. Detailed Pin Configuration

The SMM4F28A-TR typically comes in a SMA package with two pins. Pin 1 is the anode, and pin 2 is the cathode.

5. Functional Features

• Fast response to transient over-voltage events
• Low clamping voltage to protect sensitive electronics
• High surge current capability for reliable protection

6. Advantages and Disadvantages

Advantages: - Robust protection against ESD, EFT, and lightning-induced surges - Fast response time - Compact SMA package for easy integration into circuit designs

Disadvantages: - Clamping voltage may be higher compared to some alternative models - Limited to a maximum peak pulse power of 400W

7. Working Principles

The SMM4F28A-TR works by diverting excessive current away from sensitive electronic components when a voltage surge occurs. It achieves this by rapidly switching into a low-impedance state, effectively shunting the excess energy to ground and limiting the voltage across the protected device.

8. Detailed Application Field Plans

The SMM4F28A-TR is widely used in various electronic systems, including: - Consumer electronics - Telecommunication equipment - Industrial control systems - Automotive electronics - Medical devices

9. Detailed and Complete Alternative Models

Some alternative TVS diode models that can be considered as alternatives to the SMM4F28A-TR include: - P6SMB28CA - 1.5SMC28CA - SMBJ28CA - P4SMA28CA

In conclusion, the SMM4F28A-TR transient voltage suppressor diode offers robust protection against voltage spikes and surges, making it an essential component in safeguarding sensitive electronic circuits across various industries.

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