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SMBJ70CAHE3/5B
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SMBJ70CAHE3/5B

Product Overview

The SMBJ70CAHE3/5B belongs to the category of transient voltage suppressor diodes (TVS diodes) and is commonly used for surge protection in electronic circuits. These diodes are characterized by their high surge capability, fast response time, and low clamping voltage. The SMBJ70CAHE3/5B is typically packaged in a surface mount DO-214AA (SMB) package and is available in tape and reel packaging with a quantity of 3000 units per reel.

Specifications

  • Part Number: SMBJ70CAHE3/5B
  • Category: TVS Diode
  • Voltage Rating: 70V
  • Peak Pulse Power: 600W
  • Package Type: DO-214AA (SMB)
  • Packaging: Tape and Reel, 3000 units per reel

Detailed Pin Configuration

The SMBJ70CAHE3/5B TVS diode has a standard pin configuration with two terminals for connection to the circuit. The pinout configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

The SMBJ70CAHE3/5B TVS diode provides effective protection against transient overvoltage events by diverting excessive current away from sensitive components. It offers low clamping voltage and fast response time, ensuring minimal impact on the protected circuit during surge events.

Advantages and Disadvantages

Advantages

  • High surge capability
  • Fast response time
  • Low clamping voltage
  • Compact surface mount package

Disadvantages

  • Limited power dissipation capability
  • Sensitive to reverse bias conditions

Working Principles

When a transient voltage surge occurs, the SMBJ70CAHE3/5B TVS diode conducts and shunts the excess current to protect the downstream circuitry. This action helps to limit the voltage across the protected components, preventing damage due to overvoltage events.

Detailed Application Field Plans

The SMBJ70CAHE3/5B TVS diode finds extensive application in various electronic systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the SMBJ70CAHE3/5B TVS diode include: - SMAJ70A - P6SMBJ70A - SMCJ70A - 1.5SMCJ70A

In summary, the SMBJ70CAHE3/5B TVS diode is a reliable and efficient component for surge protection in electronic circuits, offering fast response times and high surge capability. Its compact package and low clamping voltage make it suitable for a wide range of applications, although care must be taken to ensure proper handling and reverse bias protection.

Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi SMBJ70CAHE3/5B dalam penyelesaian teknikal

  1. What is the SMBJ70CAHE3/5B?

    • The SMBJ70CAHE3/5B is a transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum working voltage of the SMBJ70CAHE3/5B?

    • The SMBJ70CAHE3/5B has a maximum working voltage of 70V.

  3. What is the peak pulse power of the SMBJ70CAHE3/5B?

    • The peak pulse power of the SMBJ70CAHE3/5B is 600W.

  4. What are the typical applications of the SMBJ70CAHE3/5B?

    • The SMBJ70CAHE3/5B is commonly used in surge protection for telecommunications equipment, industrial automation, and automotive electronics.

  5. What is the operating temperature range of the SMBJ70CAHE3/5B?

    • The SMBJ70CAHE3/5B has an operating temperature range of -55°C to 150°C.

  6. How does the SMBJ70CAHE3/5B provide overvoltage protection?

    • The SMBJ70CAHE3/5B clamps the voltage during transient events, diverting excess current away from sensitive components.

  7. Can the SMBJ70CAHE3/5B be used in high-speed data lines?

    • Yes, the SMBJ70CAHE3/5B is suitable for protecting high-speed data lines such as USB, Ethernet, and HDMI.

  8. What is the response time of the SMBJ70CAHE3/5B?

    • The response time of the SMBJ70CAHE3/5B is very fast, typically in the nanosecond range.

  9. Does the SMBJ70CAHE3/5B require external heat sinking?

    • No, the SMBJ70CAHE3/5B is designed to handle transient events without requiring external heat sinking.

  10. Is the SMBJ70CAHE3/5B RoHS compliant?

    • Yes, the SMBJ70CAHE3/5B is RoHS compliant, making it suitable for use in environmentally conscious designs.