Littelfuse Inc.
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SMBJ40CA-HRA
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SMBJ40CA-HRA

Product Overview

Category: Electronic Component
Use: Voltage Suppression
Characteristics: Transient Voltage Suppressor
Package: DO-214AB
Essence: Protects sensitive electronic devices from voltage spikes
Packaging/Quantity: Tape & Reel, 3000 units

Specifications

  • Voltage - Reverse Standoff (Typ): 40V
  • Voltage - Breakdown (Min): 44.4V
  • Voltage - Clamping (Max) @ Ipp: 64.5V
  • Current - Peak Pulse (10/1000µs): 10A
  • Power - Peak Pulse: 400W
  • Type: Zener

Detailed Pin Configuration

The SMBJ40CA-HRA has two pins: 1. Anode 2. Cathode

Functional Features

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

Advantages and Disadvantages

Advantages: - Provides reliable overvoltage protection - Compact size - Wide operating temperature range

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

Working Principles

The SMBJ40CA-HRA operates by diverting excess current away from sensitive components when a voltage spike occurs. It acts as a shunt to protect the downstream circuitry.

Detailed Application Field Plans

The SMBJ40CA-HRA is commonly used in various applications including: - Power supplies - Telecommunication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

  1. SMBJ40CA: Similar specifications and package
  2. SMBJ40A: Lower power rating but compatible package
  3. SMBJ40C: Higher power rating with similar characteristics

Note: The above information is subject to change based on product updates.

This entry provides a comprehensive overview of the SMBJ40CA-HRA, covering its category, use, characteristics, package, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMBJ40CA-HRA v technických řešeních

  1. What is the SMBJ40CA-HRA?

    • The SMBJ40CA-HRA is a surface mount transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum working voltage of the SMBJ40CA-HRA?

    • The SMBJ40CA-HRA has a maximum working voltage of 40 volts.

  3. What is the peak pulse power of the SMBJ40CA-HRA?

    • The SMBJ40CA-HRA has a peak pulse power of 600 watts.

  4. What are the typical applications of the SMBJ40CA-HRA?

    • The SMBJ40CA-HRA is commonly used in applications such as telecommunications equipment, industrial control systems, and automotive electronics to protect against voltage surges.

  5. What is the response time of the SMBJ40CA-HRA?

    • The response time of the SMBJ40CA-HRA is very fast, typically responding within nanoseconds to clamp the transient voltage.

  6. What is the operating temperature range of the SMBJ40CA-HRA?

    • The SMBJ40CA-HRA has an operating temperature range of -55°C to +150°C, making it suitable for a wide range of environments.

  7. Does the SMBJ40CA-HRA require any external components for proper operation?

    • No, the SMBJ40CA-HRA does not require any external components for its operation. It can be directly connected across the input terminals for protection.

  8. Is the SMBJ40CA-HRA RoHS compliant?

    • Yes, the SMBJ40CA-HRA is RoHS compliant, ensuring that it meets environmental standards.

  9. What is the packaging type of the SMBJ40CA-HRA?

    • The SMBJ40CA-HRA is available in a surface mount package, making it suitable for automated assembly processes.

  10. Can the SMBJ40CA-HRA be used in high-reliability applications?

    • Yes, the "HRA" designation in the part number indicates that the SMBJ40CA-HRA is designed for high-reliability applications, offering enhanced performance and reliability compared to standard versions.