TPSMA9.1AHE3/5AT

Introduction

The TPSMA9.1AHE3/5AT is a product belonging to the category of transient voltage suppressor diodes. This entry provides an overview of its basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models.

Basic Information Overview

• Category: Transient Voltage Suppressor Diodes
• Use: Protection against voltage transients in electronic circuits
• Characteristics: Fast response time, low clamping voltage, high surge current capability
• Package: SMA (DO-214AC)
• Essence: Safeguarding sensitive electronic components from voltage spikes
• Packaging/Quantity: Available in tape and reel packaging with varying quantities

Specifications

• Part Number: TPSMA9.1AHE3/5AT
• Voltage - Reverse Standoff (Typ): 7.78V
• Voltage - Breakdown (Min): 8.65V
• Voltage - Clamping (Max) @ Ipp: 14.5V
• Current - Peak Pulse (10/1000µs): 19.2A
• Power - Peak Pulse: 400W
• Type: Zener
• Unidirectional Channels: 1
• Polarity: Unidirectional

Detailed Pin Configuration

The TPSMA9.1AHE3/5AT typically consists of two pins, with the cathode connected to the ground and the anode connected to the protected circuit.

Functional Features

• Transient Voltage Suppression: Effectively clamps transient overvoltage to a safe level
• Fast Response Time: Rapid reaction to voltage transients
• Low Clamping Voltage: Provides effective protection to sensitive components

Advantages and Disadvantages

Advantages

• Effective protection against voltage transients
• Fast response time ensures minimal impact on the protected circuit
• Low clamping voltage prevents damage to sensitive components

Disadvantages

• Requires careful consideration of placement for optimal effectiveness
• May introduce some capacitance to the circuit

Working Principles

The TPSMA9.1AHE3/5AT operates by diverting excess current away from the protected circuit when a transient voltage spike occurs. It achieves this by rapidly switching into a low impedance state, effectively clamping the voltage to a safe level.

Detailed Application Field Plans

The TPSMA9.1AHE3/5AT is commonly used in various electronic applications, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

• Alternative Model 1: TPSMA6.8AHE3/61T
• Alternative Model 2: TPSMA12AHE3/61T
• Alternative Model 3: TPSMA15AHE3/61T
• Alternative Model 4: TPSMA18AHE3/61T

In conclusion, the TPSMA9.1AHE3/5AT is a crucial component in protecting electronic circuits from voltage transients, offering fast response times and low clamping voltages. Its application spans across various industries, making it an essential part of electronic circuit protection.

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