SMCJ85A-E3/9AT

Product Overview

The SMCJ85A-E3/9AT belongs to the category of transient voltage suppressor diodes. These diodes are commonly used to protect sensitive electronic components from voltage spikes and transients. The SMCJ85A-E3/9AT is designed to provide robust protection against transient overvoltage conditions, making it suitable for a wide range of applications. Its characteristics include high surge capability, low clamping voltage, and fast response time. The package type is SMC, and it is available in tape and reel packaging with a quantity of 1800 units per reel.

Specifications

• Part Number: SMCJ85A-E3/9AT
• Category: Transient Voltage Suppressor Diode
• Peak Pulse Power: 1500W
• Breakdown Voltage: 85V
• Clamping Voltage: 137V
• Operating Temperature Range: -55°C to +150°C
• Package Type: SMC
• Packaging: Tape and Reel
• Quantity per Reel: 1800 units

Detailed Pin Configuration

The SMCJ85A-E3/9AT follows the standard SMC package pin configuration, with the anode and cathode terminals clearly marked for easy identification and connection in circuit designs.

Functional Features

• Robust protection against transient overvoltage events
• Fast response time to clamp voltage spikes
• High surge capability for reliable performance in demanding environments

Advantages and Disadvantages

Advantages

• High surge capability ensures reliable protection
• Low clamping voltage helps in minimizing stress on protected circuits
• Fast response time for rapid suppression of voltage transients

Disadvantages

• May exhibit leakage current at lower operating voltages
• Sensitive to reverse bias conditions if not properly implemented

Working Principles

The SMCJ85A-E3/9AT operates based on the principle of avalanche breakdown, where it rapidly conducts excess current when the voltage across it exceeds the breakdown voltage. This effectively diverts the transient energy away from the protected circuit, limiting the voltage to a safe level.

Detailed Application Field Plans

The SMCJ85A-E3/9AT finds extensive use in various applications, including: - Power supplies - Telecommunication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

1. SMCJ5.0A-E3/9AT

   • Breakdown Voltage: 5.0V
   • Clamping Voltage: 9.2V
   • Peak Pulse Power: 1500W

2. SMCJ15A-E3/9AT

   • Breakdown Voltage: 15V
   • Clamping Voltage: 24.4V
   • Peak Pulse Power: 1500W

3. SMCJ30A-E3/9AT

   • Breakdown Voltage: 30V
   • Clamping Voltage: 49.9V
   • Peak Pulse Power: 1500W

These alternative models offer varying breakdown voltages and clamping voltages to cater to different application requirements.

In conclusion, the SMCJ85A-E3/9AT transient voltage suppressor diode provides reliable protection against transient overvoltage events, making it an essential component in safeguarding sensitive electronic circuits across diverse industries.

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