Vishay Semiconductor Diodes Division
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SMC3K75CAHM3/9A
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SMC3K75CAHM3/9A

Product Overview

Category

The SMC3K75CAHM3/9A belongs to the category of semiconductor devices, specifically within the family of TVS (Transient Voltage Suppressor) diodes.

Use

This product is primarily used for surge protection in electronic circuits and systems. It is designed to divert excessive voltage transients away from sensitive components, thereby safeguarding them from damage.

Characteristics

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

Package

The SMC3K75CAHM3/9A is typically available in a surface-mount package, offering ease of installation and space-saving benefits.

Essence

The essence of this product lies in its ability to provide reliable overvoltage protection, ensuring the longevity and reliability of electronic equipment.

Packaging/Quantity

The SMC3K75CAHM3/9A is commonly packaged in reels or trays, with quantities varying based on manufacturer specifications.

Specifications

  • Peak Pulse Power: 3000W
  • Standoff Voltage: 75V
  • Breakdown Voltage: 83.3V
  • Maximum Clamping Voltage: 121V
  • Operating Temperature Range: -55°C to +150°C
  • Package Type: SMC (DO-214AB)

Detailed Pin Configuration

The SMC3K75CAHM3/9A features a standard SMC package with two leads, each serving as anode and cathode connections.

Functional Features

  • Bi-directional clamping capability
  • High power handling capacity
  • Low incremental surge resistance
  • Excellent clamping performance under high surge current conditions

Advantages and Disadvantages

Advantages

  • Robust surge protection
  • Fast response to transient events
  • Compact and easy to install
  • Wide operating temperature range

Disadvantages

  • Limited to low voltage applications
  • May require additional circuitry for comprehensive overvoltage protection

Working Principles

The SMC3K75CAHM3/9A operates based on the principle of avalanche breakdown, where it rapidly conducts excess voltage away from the protected circuit, limiting the voltage across it.

Detailed Application Field Plans

This TVS diode is widely employed in various applications, including: - Telecommunications equipment - Industrial control systems - Automotive electronics - Power supplies - Consumer electronics

Detailed and Complete Alternative Models

  • Alternative Model 1: SMCJ75A

    • Standoff Voltage: 75V
    • Peak Pulse Power: 3000W
    • Package Type: SMC (DO-214AB)

  • Alternative Model 2: P6KE75CA

    • Standoff Voltage: 75V
    • Peak Pulse Power: 600W
    • Package Type: DO-15

In conclusion, the SMC3K75CAHM3/9A offers robust surge protection for a wide range of electronic applications, making it an essential component in ensuring system reliability and longevity.

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技術ソリューションにおける SMC3K75CAHM3/9A 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 maximum forward current for SMC3K75CAHM3/9A?

    • The maximum forward current for SMC3K75CAHM3/9A is 3A.

  2. What is the reverse voltage rating of SMC3K75CAHM3/9A?

    • The reverse voltage rating of SMC3K75CAHM3/9A is 75V.

  3. What is the typical junction capacitance of SMC3K75CAHM3/9A?

    • The typical junction capacitance of SMC3K75CAHM3/9A is 150pF.

  4. What is the operating temperature range for SMC3K75CAHM3/9A?

    • The operating temperature range for SMC3K75CAHM3/9A is -55°C to +175°C.

  5. What is the package type of SMC3K75CAHM3/9A?

    • SMC3K75CAHM3/9A comes in a SMC (DO-214AB) package.

  6. What is the peak pulse power dissipation of SMC3K75CAHM3/9A?

    • The peak pulse power dissipation of SMC3K75CAHM3/9A is 3000W.

  7. Is SMC3K75CAHM3/9A suitable for overvoltage protection in power supplies?

    • Yes, SMC3K75CAHM3/9A is commonly used for overvoltage protection in power supplies.

  8. Can SMC3K75CAHM3/9A be used in automotive electronics applications?

    • Yes, SMC3K75CAHM3/9A is suitable for use in automotive electronics applications.

  9. What are the typical applications of SMC3K75CAHM3/9A in circuit protection?

    • SMC3K75CAHM3/9A is commonly used for transient voltage suppression in circuits such as telecommunication equipment, industrial controls, and consumer electronics.

  10. Does SMC3K75CAHM3/9A comply with industry standards for surge protection devices?

    • Yes, SMC3K75CAHM3/9A complies with industry standards for surge protection devices, making it a reliable choice for circuit protection solutions.