Vishay Semiconductor Diodes Division
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SMAJ22CA-E3/5A
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SMAJ22CA-E3/5A

Product Overview

Category: Diode
Use: Voltage clamping in electronic circuits
Characteristics: Fast response time, low leakage current, high surge capability
Package: DO-214AC (SMA)
Essence: Transient voltage suppressor diode
Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Part Number: SMAJ22CA-E3/5A
  • Voltage - Reverse Standoff (Typ): 22V
  • Voltage - Breakdown (Min): 24.4V
  • Clamping Voltage @ Ipp: 35.5V
  • Current - Peak Pulse (10/1000µs): 19.2A
  • Power - Peak Pulse: 400W
  • Type: Zener

Detailed Pin Configuration

The SMAJ22CA-E3/5A is a unidirectional TVS diode with two pins. The cathode is marked with a line on the body of the diode.

Functional Features

  • Provides protection against transient voltage events
  • Fast response time ensures minimal damage to sensitive components
  • Low clamping voltage protects downstream components

Advantages and Disadvantages

Advantages: - Fast response time - High surge capability - Low leakage current

Disadvantages: - Limited power dissipation capability - May require additional circuitry for comprehensive protection

Working Principles

The SMAJ22CA-E3/5A operates by diverting excess voltage away from sensitive components in a circuit, thereby protecting them from damage due to transient voltage events such as electrostatic discharge or lightning strikes.

Detailed Application Field Plans

  1. Consumer Electronics: Protecting USB ports, HDMI interfaces, and other sensitive connectors from voltage surges.
  2. Telecommunications: Safeguarding communication equipment from lightning-induced voltage spikes.
  3. Automotive: Shielding onboard electronics from voltage transients caused by load dump or jump-start events.

Detailed and Complete Alternative Models

  1. P6KE22CA: Similar specifications and package type
  2. 1.5KE22CA: Higher power dissipation capability
  3. SMCJ22CA: Larger package size for higher surge capability

This completes the entry for SMAJ22CA-E3/5A in the English editing encyclopedia format.

기술 솔루션에 SMAJ22CA-E3/5A 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

  1. What is the maximum peak pulse power of SMAJ22CA-E3/5A?

    • The maximum peak pulse power of SMAJ22CA-E3/5A is 400 watts for a 10/1000μs waveform.

  2. What is the breakdown voltage of SMAJ22CA-E3/5A?

    • The breakdown voltage of SMAJ22CA-E3/5A is typically 24.4 volts at 1mA.

  3. What is the operating temperature range for SMAJ22CA-E3/5A?

    • The operating temperature range for SMAJ22CA-E3/5A is -55°C to +150°C.

  4. What are the typical applications for SMAJ22CA-E3/5A?

    • SMAJ22CA-E3/5A is commonly used in surge protection for sensitive electronics, such as telecommunications equipment, industrial control systems, and automotive electronics.

  5. What is the response time of SMAJ22CA-E3/5A?

    • The response time of SMAJ22CA-E3/5A is less than 1.0 nanosecond from 0 volts to minimum breakdown voltage.

  6. What is the clamping voltage of SMAJ22CA-E3/5A?

    • The clamping voltage of SMAJ22CA-E3/5A is typically 35.5 volts at 10A.

  7. Is SMAJ22CA-E3/5A RoHS compliant?

    • Yes, SMAJ22CA-E3/5A is RoHS compliant, meaning it meets the Restriction of Hazardous Substances directive.

  8. What is the package type of SMAJ22CA-E3/5A?

    • SMAJ22CA-E3/5A is available in a DO-214AC (SMA) package.

  9. What is the leakage current of SMAJ22CA-E3/5A?

    • The leakage current of SMAJ22CA-E3/5A is typically less than 1μA at the working peak voltage.

  10. Does SMAJ22CA-E3/5A have any certifications?

    • SMAJ22CA-E3/5A is UL recognized under component index file number E315008 and is also IEC 61000-4-5 compliant.