SMAJ22A-E3/5A

Product Overview

Category

The SMAJ22A-E3/5A belongs to the category of electronic components, specifically within the realm of semiconductor devices.

Use

This product is primarily used for transient voltage suppression in electronic circuits to protect sensitive components from voltage spikes and surges.

Characteristics

• Voltage Suppression: Capable of suppressing transient voltages to protect downstream components.
• Fast Response Time: Rapid response to voltage spikes ensures effective protection.
• Compact Package: Small form factor for easy integration into circuit designs.
• Robustness: Designed to withstand high-energy transients without degradation.

Package

The SMAJ22A-E3/5A is typically available in a surface-mount package, making it suitable for automated assembly processes.

Essence

The essence of this product lies in its ability to safeguard electronic circuits from voltage transients, ensuring reliable operation and longevity of electronic devices.

Packaging/Quantity

The SMAJ22A-E3/5A is commonly packaged in reels or tape and reel format, with quantities varying based on manufacturer specifications.

Specifications

• Part Number: SMAJ22A-E3/5A
• Peak Pulse Power: 400W
• Breakdown Voltage: 22V
• Operating Voltage: 19.9V
• Clamping Voltage: 32.2V
• Peak Pulse Current: 17.1A
• Polarity: Unidirectional
• Package Type: DO-214AC (SMA)

Detailed Pin Configuration

The SMAJ22A-E3/5A features a standard DO-214AC (SMA) package with two pins. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

• Transient Voltage Suppression: Effectively clamps transient voltages to protect downstream components.
• Fast Response: Rapid reaction time to voltage spikes ensures minimal impact on the protected circuitry.
• Low Clamping Voltage: Limits the voltage across the protected device during transient events.

Advantages and Disadvantages

Advantages

• Effective protection against voltage transients
• Fast response time
• Compact form factor for easy integration

Disadvantages

• Limited to unidirectional transient voltage suppression
• May require additional components for bidirectional protection

Working Principles

The SMAJ22A-E3/5A operates based on the principle of avalanche breakdown, where it rapidly conducts excess current when the voltage exceeds the breakdown voltage, effectively diverting the transient energy away from the protected circuitry.

Detailed Application Field Plans

The SMAJ22A-E3/5A finds extensive application in various electronic systems, including: - Power supply units - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

• Alternative Model 1: SMBJ22A

  • Peak Pulse Power: 600W
  • Breakdown Voltage: 22V
  • Package Type: DO-214AA (SMB)

• Alternative Model 2: P6SMB22A

  • Peak Pulse Power: 600W
  • Breakdown Voltage: 22V
  • Package Type: DO-214AA (SMB)

In conclusion, the SMAJ22A-E3/5A serves as a crucial component in protecting electronic circuits from transient voltage events, offering fast response and robust performance. Its compact form factor and reliability make it a preferred choice for various applications in the electronics industry.

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