30KPA120A-B Product Overview

Introduction

The 30KPA120A-B is a high-performance transient voltage suppressor (TVS) diode designed to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. This entry provides a comprehensive overview of the 30KPA120A-B, including its product details, specifications, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Electronic Components
• Use: Protection against voltage transients
• Characteristics: High surge capability, low clamping voltage, fast response time
• Package: DO-214AC (SMA), SMB, SMC, or axial-lead package
• Essence: TVS diode for surge protection
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier

Specifications

• Peak Pulse Power: 30,000 Watts
• Standoff Voltage: 120V
• Breakdown Voltage Range: 133V - 147V
• Maximum Clamping Voltage: 193V at 77.5A
• Operating Temperature Range: -55°C to +175°C
• Storage Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The 30KPA120A-B typically comes in a standard DO-214AC (SMA) package with two pins. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

• Ultra-fast response time
• Low incremental surge resistance
• High surge capability
• RoHS compliant

Advantages and Disadvantages

Advantages

• Excellent clamping capability
• High surge current handling capacity
• Wide operating temperature range
• RoHS compliant

Disadvantages

• Relatively larger footprint compared to some smaller TVS diodes
• Higher cost compared to lower power TVS diodes

Working Principles

The 30KPA120A-B operates by diverting excessive current away from sensitive electronic components when a transient voltage event 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 circuit.

Detailed Application Field Plans

The 30KPA120A-B is widely used in various applications requiring robust transient voltage protection, including: - Telecommunication equipment - Industrial control systems - Automotive electronics - Power supplies - LED lighting systems - Medical equipment

Detailed and Complete Alternative Models

• 30KPA Series: Includes various models with different standoff voltages and peak pulse powers, such as 30KPA33A, 30KPA36A, 30KPA48A, etc.
• Other Manufacturers: Competing products from manufacturers like Vishay, Littelfuse, ON Semiconductor, and Bourns offer alternative TVS diodes with similar performance characteristics.

In conclusion, the 30KPA120A-B is a highly effective TVS diode offering robust transient voltage protection for a wide range of electronic applications. Its high surge capability, low clamping voltage, and fast response time make it an ideal choice for safeguarding sensitive electronic equipment from voltage transients.

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