Vishay Semiconductor Diodes Division
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SMCJ90AHE3/9AT
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SMCJ90AHE3/9AT

Product Overview

Category

The SMCJ90AHE3/9AT belongs to the category of semiconductor devices, specifically a type of transient voltage suppressor diode.

Use

It is used to protect sensitive electronic components from voltage spikes and transients in various electronic circuits and systems.

Characteristics

  • Fast response time
  • Low clamping voltage
  • High surge current capability

Package

The SMCJ90AHE3/9AT is typically available in a DO-214AB (SMC) package.

Essence

The essence of the SMCJ90AHE3/9AT lies in its ability to quickly divert excessive voltage away from sensitive components, thereby safeguarding them from damage.

Packaging/Quantity

It is commonly packaged in reels or trays, with quantities varying based on manufacturer specifications.

Specifications

  • Peak Pulse Power: 1500W
  • Breakdown Voltage: 90V
  • Maximum Clamping Voltage: 146V
  • Operating Temperature Range: -55°C to 175°C
  • RoHS Compliant: Yes

Detailed Pin Configuration

The SMCJ90AHE3/9AT typically has two pins, with the anode and cathode connections clearly marked on the device.

Functional Features

  • Transient voltage suppression
  • Reverse standoff voltage protection
  • High surge current handling capability

Advantages

  • Rapid response to voltage transients
  • Low clamping voltage for enhanced protection
  • RoHS compliant

Disadvantages

  • Limited breakdown voltage compared to higher-rated devices
  • Higher operating temperature range may not be suitable for extreme environments

Working Principles

When a voltage transient occurs, the SMCJ90AHE3/9AT conducts and clamps the excessive voltage to a safe level, protecting downstream components.

Detailed Application Field Plans

The SMCJ90AHE3/9AT is commonly used in: - Power supply units - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

  • SMCJ5.0A
  • SMCJ10A
  • SMCJ20A
  • SMCJ40A
  • SMCJ60A

In conclusion, the SMCJ90AHE3/9AT is a vital component in electronic systems, providing crucial protection against voltage transients and surges. Its fast response time and high surge current capability make it a valuable asset in various applications, despite its limitations in certain operating conditions.

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技術ソリューションにおける SMCJ90AHE3/9AT 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 maximum peak pulse power of SMCJ90AHE3/9AT?

    • The maximum peak pulse power of SMCJ90AHE3/9AT is 1500 watts.

  2. What is the breakdown voltage of SMCJ90AHE3/9AT?

    • The breakdown voltage of SMCJ90AHE3/9AT is 100 volts.

  3. What is the typical clamping voltage of SMCJ90AHE3/9AT?

    • The typical clamping voltage of SMCJ90AHE3/9AT is 146 volts at 77.5A.

  4. What is the operating temperature range for SMCJ90AHE3/9AT?

    • The operating temperature range for SMCJ90AHE3/9AT is -55°C to +175°C.

  5. What are the applications of SMCJ90AHE3/9AT?

    • SMCJ90AHE3/9AT is commonly used in surge protection for sensitive electronics, such as telecommunications equipment, industrial control systems, and power supplies.

  6. Is SMCJ90AHE3/9AT RoHS compliant?

    • Yes, SMCJ90AHE3/9AT is RoHS compliant.

  7. What is the package type of SMCJ90AHE3/9AT?

    • SMCJ90AHE3/9AT comes in a DO-214AB (SMC) package.

  8. What is the reverse stand-off voltage of SMCJ90AHE3/9AT?

    • The reverse stand-off voltage of SMCJ90AHE3/9AT is 90 volts.

  9. Does SMCJ90AHE3/9AT have a low leakage current?

    • Yes, SMCJ90AHE3/9AT has a low leakage current of less than 1µA.

  10. What are the key features of SMCJ90AHE3/9AT?

    • The key features of SMCJ90AHE3/9AT include high surge capability, fast response time, and low clamping voltage.