1KSMB91A Product Overview

Introduction

The 1KSMB91A is a semiconductor 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: The 1KSMB91A is designed to protect sensitive electronic components from voltage transients induced by lightning, inductive load switching, and electrostatic discharge.
• Characteristics: It exhibits low clamping voltage, fast response time, and high surge current capability.
• Package: SMB (DO-214AA)
• Essence: Protecting electronic circuits from voltage surges
• Packaging/Quantity: Available in tape and reel packaging with varying quantities.

Specifications

• Peak Power Dissipation: 1000W
• Breakdown Voltage: 91V
• Operating Temperature Range: -55°C to +150°C
• Storage Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The 1KSMB91A typically consists of two pins, with the anode connected to the positive side and the cathode connected to the negative side.

Functional Features

• Transient Voltage Suppression: Effectively clamps transient overvoltage to a safe level.
• Fast Response Time: Rapid reaction to voltage spikes ensures minimal damage to protected circuits.
• High Surge Current Capability: Capable of handling high surge currents without degradation.

Advantages and Disadvantages

Advantages

• Effective protection against voltage transients
• Fast response time
• High surge current capability

Disadvantages

• Limited breakdown voltage compared to higher-rated devices
• May require additional circuitry for comprehensive surge protection

Working Principles

When a voltage transient occurs, the 1KSMB91A conducts and clamps the voltage to a safe level, diverting excess current away from sensitive components. This action protects the circuit from damage caused by overvoltage events.

Detailed Application Field Plans

The 1KSMB91A finds applications in various fields, including: - Telecommunications equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

• 1KSMB6.8A: Breakdown Voltage: 6.8V
• 1KSMB15A: Breakdown Voltage: 15V
• 1KSMB30A: Breakdown Voltage: 30V
• 1KSMB51A: Breakdown Voltage: 51V

In conclusion, the 1KSMB91A transient voltage suppressor diode offers effective protection against voltage transients, with fast response time and high surge current capability. Its applications span across diverse industries, and it has several alternative models with varying breakdown voltages to suit specific requirements.

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