SMLJ22CA-QH Encyclopedia Entry

Product Overview

The SMLJ22CA-QH 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 SMLJ22CA-QH 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 various quantities.

Basic Information Overview

• 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)
• Essence: Protecting sensitive electronic components
• Packaging/Quantity: Available in various quantities

Specifications

• Part Number: SMLJ22CA-QH
• Peak Pulse Power: 3000W
• Breakdown Voltage: 22V
• Operating Temperature Range: -55°C to +150°C
• Mounting Type: Surface Mount
• Package / Case: DO-214AB (SMC)

Detailed Pin Configuration

The SMLJ22CA-QH typically has two pins for surface mount installation. Pin 1 is the anode, and pin 2 is the cathode.

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
• High surge capability

Disadvantages

• Clamping voltage may not be as low as some alternative models
• May require additional circuitry for comprehensive overvoltage protection

Working Principles

The SMLJ22CA-QH operates based on the principle of avalanche breakdown. When a voltage spike occurs, the diode rapidly conducts, diverting excess current away from sensitive components and limiting the voltage across the protected circuit.

Detailed Application Field Plans

The SMLJ22CA-QH is commonly used in various applications including: - Power supplies - Telecommunication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to the SMLJ22CA-QH include: - P6SMB22CA - 1.5SMC22CA - SMBJ22CA

In summary, the SMLJ22CA-QH transient voltage suppressor diode offers effective protection against voltage transients with its high surge capability and fast response time. While it has certain advantages, such as its robustness, users should also consider alternative models for specific application requirements.

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