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SMAJ45CATR
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SMAJ45CATR

Product Overview

Belongs to: Electronic Components
Category: Diode
Use: Voltage clamping
Characteristics: Fast response, low leakage current
Package: DO-214AC
Essence: Transient voltage suppressor diode
Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Voltage - Reverse Standoff (Typ): 45V
  • Voltage - Breakdown (Min): 50V
  • Clamping Voltage @ Ipp: 77V
  • Current - Peak Pulse (10/1000µs): 18.2A
  • Power - Peak Pulse: 400W
  • Type: Zener
  • Unidirectional: Yes

Detailed Pin Configuration

The SMAJ45CATR diode has two pins in a standard DO-214AC package.

Functional Features

  • Fast response time
  • Low clamping voltage
  • High surge capability
  • RoHS compliant

Advantages and Disadvantages

Advantages: - Provides effective protection against transient voltage spikes - Fast reaction time - Compact size

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

Working Principles

SMAJ45CATR operates by diverting excess current away from sensitive components when a transient voltage spike occurs. It rapidly clamps the voltage to a safe level, protecting downstream electronics.

Detailed Application Field Plans

  • Telecommunications: Protecting communication equipment from lightning-induced surges
  • Automotive: Safeguarding vehicle electronics from voltage transients
  • Industrial Control Systems: Shielding PLCs and sensors from electrical disturbances

Detailed and Complete Alternative Models

  • P6SMBJ45CA: Similar specifications, different package (DO-214AA)
  • 1.5SMCJ45CA: Higher power rating, similar characteristics

This completes the entry for SMAJ45CATR in the English editing encyclopedia format.

10个与SMAJ45CATR在技术解决方案中的应用相关的常见问题及解答

  1. What is SMAJ45CATR?

    • SMAJ45CATR is a transient voltage suppressor diode designed to protect sensitive electronics from voltage spikes and transients.

  2. What is the maximum clamping voltage of SMAJ45CATR?

    • The maximum clamping voltage of SMAJ45CATR is 77.4V at 10A.

  3. What is the peak pulse power of SMAJ45CATR?

    • The peak pulse power of SMAJ45CATR is 400W for an 8/20µs waveform.

  4. What are the typical applications of SMAJ45CATR?

    • SMAJ45CATR is commonly used in telecommunications equipment, industrial automation, automotive electronics, and power supplies to protect against voltage surges and ESD events.

  5. What is the operating temperature range of SMAJ45CATR?

    • The operating temperature range of SMAJ45CATR is -55°C to +150°C.

  6. How does SMAJ45CATR provide protection?

    • SMAJ45CATR diverts excessive current away from sensitive components by clamping the voltage during transient events, thereby protecting the circuitry.

  7. Can SMAJ45CATR be used for surge protection in power lines?

    • Yes, SMAJ45CATR can be used for surge protection in low-voltage power lines to safeguard against voltage spikes and transients.

  8. What is the response time of SMAJ45CATR?

    • The response time of SMAJ45CATR is very fast, typically responding within nanoseconds to clamp the voltage.

  9. Is SMAJ45CATR RoHS compliant?

    • Yes, SMAJ45CATR is RoHS compliant, ensuring it meets environmental standards.

  10. Are there any recommended layout considerations when using SMAJ45CATR?

    • It is recommended to minimize the length of the traces between SMAJ45CATR and the protected circuitry and to ensure proper grounding for effective transient suppression.