SMAJ12C: Product Overview and Specifications

Introduction

The SMAJ12C is a diode belonging to the category of transient voltage suppressor (TVS) diodes. These diodes are widely used in electronic circuits to protect sensitive components from voltage spikes and transients. The SMAJ12C is known for its robust characteristics and versatile applications.

Basic Information Overview

• Category: Transient Voltage Suppressor (TVS) Diode
• Use: Protection against voltage spikes and transients in electronic circuits
• Characteristics: Fast response time, low clamping voltage, high surge capability
• Package: SMA (DO-214AC)
• Essence: Safeguarding sensitive electronic components
• Packaging/Quantity: Available in tape and reel packaging, quantity varies by manufacturer

Specifications

• Part Number: SMAJ12C
• Peak Pulse Power: 400W
• Breakdown Voltage: 12V
• Operating Temperature Range: -55°C to +150°C
• Reverse Standoff Voltage: 10.5V
• Forward Voltage Drop: 0.9V at 1A
• RoHS Compliant: Yes

Detailed Pin Configuration

The SMAJ12C TVS diode has a simple two-pin configuration: - Pin 1: Anode - Pin 2: Cathode

Functional Features

• Fast response time to clamp transient voltages
• Low clamping voltage to protect downstream components
• High surge capability for reliable protection

Advantages and Disadvantages

Advantages

• Effective protection against voltage spikes
• Fast response time
• RoHS compliant

Disadvantages

• Limited to specific voltage ratings
• Requires careful consideration of placement in circuit design

Working Principles

The SMAJ12C operates based on the principle of avalanche breakdown. When a transient voltage spike occurs, the diode rapidly conducts, diverting the excess energy away from the protected circuitry. This action effectively limits the voltage across the circuit, preventing damage to sensitive components.

Detailed Application Field Plans

The SMAJ12C finds extensive use in various applications, including: - Power supply units - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Several alternative models offer similar performance and characteristics to the SMAJ12C, including: - P6SMBJ12CA - 1.5SMCJ12CA - SMBJ12CA

In conclusion, the SMAJ12C transient voltage suppressor diode provides reliable protection against voltage transients and spikes in electronic circuits. Its fast response time, low clamping voltage, and high surge capability make it an essential component in safeguarding sensitive electronics.

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