SMF45AT1G

Product Overview

Category: Diode
Use: Voltage suppression in electronic circuits
Characteristics: Low leakage current, fast response time
Package: SOD-123FL
Essence: Protecting sensitive electronic components from voltage spikes
Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

• Peak Pulse Power: 400W
• Breakdown Voltage: 45V
• Operating Temperature Range: -55°C to +150°C
• Reverse Standoff Voltage: 45V
• Forward Voltage: 0.6V at 1A

Detailed Pin Configuration

The SMF45AT1G is a surface mount diode with two pins. Pin 1 is the cathode, and pin 2 is the anode.

Functional Features

• Fast response time to transient over-voltage events
• Low clamping voltage
• Low leakage current

Advantages

• Provides effective protection for sensitive electronic components
• Compact SOD-123FL package for space-constrained applications
• Low forward voltage minimizes power dissipation

Disadvantages

• Limited peak pulse power compared to higher-rated diodes
• Operating temperature range may not be suitable for extreme environments

Working Principles

When a voltage spike occurs in the circuit, the SMF45AT1G diode conducts and clamps the voltage to a safe level, protecting downstream components.

Detailed Application Field Plans

• Consumer electronics: TVs, smartphones, and computers
• Automotive electronics: Engine control units, infotainment systems
• Industrial equipment: PLCs, motor drives

Detailed and Complete Alternative Models

• SMAJ45A: Similar characteristics but in a SMA package
• P4SMAJ45A: Higher peak pulse power in a DO-214AC package
• SMBJ45A: Lower profile alternative in a SMB package

This information provides a comprehensive understanding of the SMF45AT1G diode, its specifications, features, and application areas.

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