SMCJ48A-M3/9AT

Product Overview

The SMCJ48A-M3/9AT belongs to the category of transient voltage suppressor diodes. These diodes are used to protect sensitive electronic components from voltage spikes and transients. The SMCJ48A-M3/9AT is characterized by its high surge capability, low clamping voltage, and fast response time. It is typically available in a DO-214AB package and is essential for safeguarding electronic circuits from overvoltage events. The standard packaging consists of tape and reel with a quantity of 1500 units per reel.

Specifications

• Part Number: SMCJ48A-M3/9AT
• Category: Transient Voltage Suppressor Diode
• Package: DO-214AB
• Clamping Voltage: 77.4V
• Peak Pulse Current: 30.6A
• Operating Temperature Range: -55°C to +150°C
• Storage Temperature Range: -55°C to +150°C
• RoHS Compliant: Yes

Detailed Pin Configuration

The SMCJ48A-M3/9AT follows the standard pin configuration for diodes in the DO-214AB package, with two pins for connection to the circuit board.

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.
• High Surge Capability: Capable of withstanding large surge currents without degradation.

Advantages and Disadvantages

Advantages

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

Disadvantages

• Relatively high clamping voltage compared to some alternative models

Working Principles

The SMCJ48A-M3/9AT operates based on the principle of avalanche breakdown. When a voltage transient occurs, the diode rapidly conducts, diverting the excess energy away from the protected circuitry and limiting the voltage across it.

Detailed Application Field Plans

The SMCJ48A-M3/9AT is commonly used in various applications including: - Power supplies - Telecommunication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the SMCJ48A-M3/9AT include: - P6SMBJ48CA: Similar specifications with lower clamping voltage - 1.5SMC48CA: Higher surge capability with comparable clamping voltage - SA48CA: Lower profile package with similar performance characteristics

In conclusion, the SMCJ48A-M3/9AT transient voltage suppressor diode offers effective protection against voltage transients in a wide range of applications. Its fast response time and high surge capability make it a reliable choice for safeguarding sensitive electronic components.

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