SMAJ400E3/TR13

Product Overview

• Category: Diode
• Use: Voltage clamping
• Characteristics: Fast response time, high surge capability
• Package: DO-214AC (SMA)
• Essence: Protection against transient voltage spikes
• Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

• Peak Pulse Power: 400W
• Breakdown Voltage: 5V to 188V
• Operating Temperature Range: -55°C to +150°C
• Forward Voltage Drop: 3.5V at 10A

Detailed Pin Configuration

The SMAJ400E3/TR13 diode has a standard DO-214AC package with two pins. The anode is connected to the positive side and the cathode to the negative side.

Functional Features

• Fast response to transient over-voltage events
• Low clamping voltage
• High surge capability

Advantages and Disadvantages

Advantages

• Effective protection against voltage transients
• Fast response time
• Compact size

Disadvantages

• Limited power dissipation capability
• Higher forward voltage drop compared to some alternatives

Working Principles

The SMAJ400E3/TR13 operates by diverting excess current away from sensitive components when a transient voltage spike occurs. It rapidly clamps the voltage to a safe level, protecting downstream circuitry.

Detailed Application Field Plans

This diode is commonly used in various electronic devices and systems to protect against voltage surges caused by lightning, ESD, or other transient events. Typical applications include power supplies, communication equipment, and automotive electronics.

Detailed and Complete Alternative Models

• 1N6263: Similar peak pulse power rating
• P6KE440CA: Higher breakdown voltage
• SMCJ5.0A: Larger package size for higher surge capability

In conclusion, the SMAJ400E3/TR13 diode is a reliable and efficient solution for voltage clamping applications, offering fast response times and high surge capability. Its compact size makes it suitable for a wide range of electronic devices and systems, providing essential protection against transient voltage spikes.

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