SMCJ40CAHE3/9AT

Product Overview

The SMCJ40CAHE3/9AT belongs to the category of transient voltage suppressor diodes. These diodes are used to protect sensitive electronic components from voltage spikes and transients. The SMCJ40CAHE3/9AT is characterized by its high surge capability, low clamping voltage, and fast response time. It is typically packaged in a DO-214AB (SMC) package and is available in tape and reel packaging with varying quantities.

Specifications

• Part Number: SMCJ40CAHE3/9AT
• Category: Transient Voltage Suppressor Diode
• Use: Protection against voltage spikes and transients
• Characteristics: High surge capability, low clamping voltage, fast response time
• Package: DO-214AB (SMC)
• Packaging/Quantity: Tape and Reel, various quantities

Detailed Pin Configuration

The SMCJ40CAHE3/9AT follows the standard pin configuration for DO-214AB (SMC) package diodes, with two leads for connection.

Functional Features

• Transient Voltage Suppression: Effectively clamps transient voltages to protect downstream components.
• Fast Response Time: Rapid reaction to voltage spikes ensures minimal impact on the protected circuitry.

Advantages and Disadvantages

Advantages

• Effective protection against voltage transients
• Fast response time
• Compact SMC package for space-constrained applications

Disadvantages

• Clamping voltage may be higher compared to some alternative models
• Limited surge current handling capacity compared to larger package diodes

Working Principles

The SMCJ40CAHE3/9AT operates based on the principle of avalanche breakdown, where it rapidly conducts when the voltage exceeds a certain threshold, diverting the excess energy away from the protected circuit.

Detailed Application Field Plans

The SMCJ40CAHE3/9AT is commonly used in various electronic systems and equipment where protection against voltage transients is crucial. Some specific application fields include: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to the SMCJ40CAHE3/9AT include: - 1. SMAJ40A - 2. P6SMB36CA - 3. SMBJ40A

These alternative models offer similar transient voltage suppression capabilities but may differ in package size, surge current handling, and clamping voltage characteristics.

In conclusion, the SMCJ40CAHE3/9AT transient voltage suppressor diode offers effective protection against voltage spikes and transients in a compact SMC package. Its fast response time and high surge capability make it suitable for a wide range of electronic applications, particularly those requiring reliable transient voltage protection. However, users should consider alternative models if specific surge current or clamping voltage requirements need to be met.

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