Vishay Semiconductor Diodes Division
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SMCJ75AHE3/9AT
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SMCJ75AHE3/9AT

Product Overview

The SMCJ75AHE3/9AT belongs to the category of transient voltage suppressor diodes. These diodes are commonly used to protect sensitive electronic components from voltage spikes and transients. The SMCJ75AHE3/9AT is characterized by its high surge capability, low clamping voltage, and fast response time. It is available in a DO-214AB package and is designed to be used in various applications where protection against voltage surges is essential.

Package: DO-214AB
Essence: Transient Voltage Suppressor Diode
Packaging/Quantity: Tape & Reel (1000 units per reel)

Specifications

  • Peak Power Dissipation: 1500W
  • Breakdown Voltage: 75V
  • Clamping Voltage: 121V
  • Maximum Reverse Leakage Current: 1µA
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMCJ75AHE3/9AT has two pins, anode, and cathode. The anode is connected to the positive side of the circuit, while the cathode is connected to the ground or negative side of the circuit.

Functional Features

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

Advantages and Disadvantages

Advantages: - Effective protection against voltage surges - Fast response time - RoHS compliant

Disadvantages: - May require additional circuitry for comprehensive protection in some applications

Working Principles

When a voltage surge occurs, the SMCJ75AHE3/9AT diode conducts and clamps the voltage to a safe level, protecting the downstream components from damage. This is achieved through the rapid dissipation of excess energy as heat.

Detailed Application Field Plans

The SMCJ75AHE3/9AT is widely used in various applications including: - Power supplies - Telecommunication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

  • SMCJ5.0A
  • SMCJ10A
  • SMCJ20A
  • SMCJ30A
  • SMCJ40A

In conclusion, the SMCJ75AHE3/9AT transient voltage suppressor diode offers effective protection against voltage surges in a wide range of applications. Its high surge capability, low clamping voltage, and fast response time make it a reliable choice for safeguarding sensitive electronic components.

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技術ソリューションにおける SMCJ75AHE3/9AT の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is the SMCJ75AHE3/9AT?

    • The SMCJ75AHE3/9AT is a surface mount transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum peak pulse current rating of the SMCJ75AHE3/9AT?

    • The maximum peak pulse current rating of the SMCJ75AHE3/9AT is 300A.

  3. What is the breakdown voltage of the SMCJ75AHE3/9AT?

    • The breakdown voltage of the SMCJ75AHE3/9AT is 75V.

  4. What are the typical applications for the SMCJ75AHE3/9AT?

    • The SMCJ75AHE3/9AT is commonly used in applications such as power supplies, telecommunications equipment, and automotive electronics to protect against voltage surges and transients.

  5. What is the operating temperature range of the SMCJ75AHE3/9AT?

    • The operating temperature range of the SMCJ75AHE3/9AT is -55°C to 150°C.

  6. What is the package type of the SMCJ75AHE3/9AT?

    • The SMCJ75AHE3/9AT comes in a DO-214AB (SMC) package.

  7. Is the SMCJ75AHE3/9AT RoHS compliant?

    • Yes, the SMCJ75AHE3/9AT is RoHS compliant.

  8. What is the clamping voltage of the SMCJ75AHE3/9AT?

    • The clamping voltage of the SMCJ75AHE3/9AT is 121V at 77.5A.

  9. Does the SMCJ75AHE3/9AT have a low leakage current?

    • Yes, the SMCJ75AHE3/9AT has a low leakage current of less than 1µA.

  10. Can the SMCJ75AHE3/9AT be used for surge protection in industrial control systems?

    • Yes, the SMCJ75AHE3/9AT is suitable for surge protection in industrial control systems due to its high peak pulse current rating and low clamping voltage.