P4SMA170A R3G

Introduction

The P4SMA170A R3G belongs to the category of TVS (Transient Voltage Suppressor) diodes and is commonly used for surge protection in electronic circuits. This entry provides an overview of the basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models of the P4SMA170A R3G.

Basic Information Overview

• Category: TVS Diode
• Use: Surge protection in electronic circuits
• Characteristics: Fast response time, low clamping voltage, high surge current capability
• Package: DO-214AC (SMA), 2-Pin
• Essence: Protects sensitive electronic components from voltage transients
• Packaging/Quantity: Available in reels or bulk packaging

Specifications

• Peak Pulse Power: 400W
• Breakdown Voltage: 151V to 169V
• Operating Voltage: 129V
• Maximum Clamping Voltage: 207V
• Peak Pulse Current: 14.5A
• Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The P4SMA170A R3G has a simple 2-pin configuration with no polarity. Pin 1 is the cathode, and pin 2 is the anode.

Functional Features

• Fast response time to transient voltage spikes
• Low clamping voltage to protect downstream components
• High surge current capability for robust protection

Advantages and Disadvantages

Advantages

• Effective surge protection for sensitive electronic components
• Fast response time helps in minimizing damage from voltage transients
• Compact package size for easy integration into circuit designs

Disadvantages

• May require additional circuitry for comprehensive overvoltage protection
• Limited to specific voltage ranges, may not be suitable for all applications

Working Principles

The P4SMA170A R3G operates by diverting excess transient voltage away from sensitive components, thereby limiting the voltage across the protected circuit. When a transient voltage spike occurs, the TVS diode rapidly switches into its low impedance state, providing a path for the excess energy to be safely dissipated.

Detailed Application Field Plans

The P4SMA170A R3G is commonly used in various electronic systems and equipment, including: - Power supplies - Communication systems - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

Some alternative TVS diode models that can be considered as alternatives to the P4SMA170A R3G include: - P6SMB170A - 1.5SMC170A - SMBJ170A - SMCJ170A

In conclusion, the P4SMA170A R3G TVS diode offers effective surge protection with its fast response time, low clamping voltage, and high surge current capability. While it has certain limitations, its compact package and reliable performance make it a valuable component in safeguarding electronic circuits from transient voltage events.

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