Vishay Semiconductor Diodes Division
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SMBJ28CAHE3/5B
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SMBJ28CAHE3/5B

Product Overview

The SMBJ28CAHE3/5B belongs to the category of transient voltage suppressor diodes (TVS diodes) and is commonly used for surge protection in electronic circuits. These diodes are designed to protect sensitive components from voltage spikes and transients by diverting excess current away from the protected circuit. The SMBJ28CAHE3/5B is characterized by its high surge capability, low clamping voltage, and fast response time. It is available in a compact SMB package, making it suitable for space-constrained applications. Each package contains a specified quantity of diodes.

Specifications

  • Part Number: SMBJ28CAHE3/5B
  • Category: TVS Diodes
  • Voltage Rating: 28V
  • Peak Pulse Power: 600W
  • Package Type: SMB
  • Quantity per Package: Varies

Pin Configuration

The SMBJ28CAHE3/5B follows the standard pin configuration for SMB diodes, with two leads for connection to the circuit.

Functional Features

  • Surge Protection: Provides effective protection against voltage surges and transients.
  • Fast Response Time: Rapidly clamps excessive voltage to safeguard connected components.
  • Low Clamping Voltage: Ensures minimal impact on the protected circuit during transient events.

Advantages and Disadvantages

Advantages: - Effective surge protection for sensitive electronic components. - Fast response time minimizes the risk of damage to connected devices.

Disadvantages: - May exhibit limitations in handling sustained overvoltage conditions.

Working Principles

The SMBJ28CAHE3/5B operates based on the principle of avalanche breakdown, where it rapidly conducts excess current when the voltage across the diode exceeds the clamping voltage. This action diverts the transient energy away from the protected circuit, preventing damage to sensitive components.

Application Field Plans

The SMBJ28CAHE3/5B is widely used in various electronic systems, including: - Power supplies - Communication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Alternative Models

For users seeking alternative TVS diodes, the following models can be considered: - 1. SMAJ28AHE3/5B - 2. SMCJ28CAHE3/5B - 3. P6KE28CA

In conclusion, the SMBJ28CAHE3/5B offers reliable surge protection for electronic circuits, with its fast response time and low clamping voltage making it a valuable component in diverse applications. Its compact SMB package and high surge capability further enhance its suitability for modern electronic designs.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av SMBJ28CAHE3/5B i tekniska lösningar

  1. What is the SMBJ28CAHE3/5B?

    • The SMBJ28CAHE3/5B 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 SMBJ28CAHE3/5B?

    • The SMBJ28CAHE3/5B has a maximum working voltage of 28V.

  3. What is the peak pulse power of the SMBJ28CAHE3/5B?

    • The SMBJ28CAHE3/5B has a peak pulse power of 600W.

  4. What are the typical applications of the SMBJ28CAHE3/5B?

    • The SMBJ28CAHE3/5B is commonly used in protection circuits for telecommunications equipment, industrial controls, consumer electronics, and automotive systems.

  5. What is the clamping voltage of the SMBJ28CAHE3/5B?

    • The clamping voltage of the SMBJ28CAHE3/5B is typically 45.7V at 14A.

  6. What is the operating temperature range of the SMBJ28CAHE3/5B?

    • The SMBJ28CAHE3/5B has an operating temperature range of -55°C to 150°C.

  7. How does the SMBJ28CAHE3/5B provide overvoltage protection?

    • The SMBJ28CAHE3/5B conducts excess current away from sensitive components when a voltage spike occurs, limiting the voltage across the protected device.

  8. Can the SMBJ28CAHE3/5B be used in high-speed data lines?

    • Yes, the SMBJ28CAHE3/5B is suitable for protecting high-speed data lines such as USB, Ethernet, and HDMI interfaces.

  9. What is the package type of the SMBJ28CAHE3/5B?

    • The SMBJ28CAHE3/5B is available in a surface mount DO-214AA (SMB) package.

  10. Is the SMBJ28CAHE3/5B compliant with industry standards?

    • Yes, the SMBJ28CAHE3/5B complies with RoHS and is halogen-free, making it environmentally friendly and suitable for various industry standards.