Vishay Semiconductor Diodes Division
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SMBJ15CAHE3/52
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SMBJ15CAHE3/52

Product Overview

The SMBJ15CAHE3/52 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 circuit. The SMBJ15CAHE3/52 diode is characterized by its high surge capability, low clamping voltage, and fast response time. It is available in a compact package and is essential for safeguarding electronic devices from voltage surges. The diodes are typically packaged in tape and reel format, with a quantity of 3000 units per reel.

Specifications

  • Part Number: SMBJ15CAHE3/52
  • Category: Transient Voltage Suppressor Diode
  • Voltage Rating: 15V
  • Peak Pulse Power: 600W
  • Package Type: DO-214AA (SMB)
  • Polarity: Unidirectional
  • Operating Temperature Range: -55°C to +150°C

Pin Configuration

The SMBJ15CAHE3/52 diode follows the standard pin configuration for DO-214AA (SMB) package, with two pins for connection. The anode is connected to pin 1, while the cathode is connected to pin 2.

Functional Features

  • High Surge Capability: The SMBJ15CAHE3/52 diode can handle high surge currents effectively, making it suitable for applications exposed to transient overvoltage conditions.
  • Low Clamping Voltage: This diode exhibits a low clamping voltage, ensuring that the protected circuitry is subjected to minimal voltage stress during transient events.
  • Fast Response Time: With its fast response time, the diode rapidly activates to divert excessive current away from the circuit, providing swift protection against voltage spikes.

Advantages and Disadvantages

Advantages

  • Effective surge protection for sensitive electronic components
  • Low clamping voltage ensures minimal stress on protected circuits
  • Compact package size for space-constrained applications

Disadvantages

  • Limited to unidirectional protection
  • May require additional components for bidirectional protection in some applications

Working Principles

The SMBJ15CAHE3/52 diode operates based on the principle of avalanche breakdown. When a voltage surge occurs, the diode quickly switches into its low impedance state, diverting the excess current away from the protected circuit. This action helps to limit the voltage across the circuit and prevent damage to sensitive components.

Application Field Plans

The SMBJ15CAHE3/52 diode finds extensive use in various electronic systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Alternative Models

For those seeking alternative TVS diode models, the following options can be considered: - 1. P6KE15CA - 2. 1.5SMC15CA - 3. SMCJ15A

In conclusion, the SMBJ15CAHE3/52 transient voltage suppressor diode offers reliable surge protection for electronic circuits, with its high surge capability, low clamping voltage, and fast response time. While it has limitations in terms of unidirectional protection, its compact package and effectiveness make it a popular choice for various applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMBJ15CAHE3/52 v technických řešeních

  1. What is the SMBJ15CAHE3/52?

    • The SMBJ15CAHE3/52 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 SMBJ15CAHE3/52?

    • The maximum working voltage of the SMBJ15CAHE3/52 is 15V.

  3. What is the peak pulse power dissipation of the SMBJ15CAHE3/52?

    • The peak pulse power dissipation of the SMBJ15CAHE3/52 is 600W.

  4. In what applications can the SMBJ15CAHE3/52 be used?

    • The SMBJ15CAHE3/52 is commonly used in applications such as power supplies, telecommunications equipment, and automotive electronics for transient voltage protection.

  5. What is the response time of the SMBJ15CAHE3/52?

    • The response time of the SMBJ15CAHE3/52 is very fast, typically responding within nanoseconds to clamp transient voltages.

  6. What is the operating temperature range of the SMBJ15CAHE3/52?

    • The SMBJ15CAHE3/52 has an operating temperature range of -55°C to 150°C, making it suitable for a wide range of environments.

  7. How does the SMBJ15CAHE3/52 provide protection against voltage spikes?

    • The SMBJ15CAHE3/52 clamps the voltage to a safe level by diverting excess current away from sensitive components, thereby protecting them from damage.

  8. Is the SMBJ15CAHE3/52 RoHS compliant?

    • Yes, the SMBJ15CAHE3/52 is RoHS compliant, ensuring that it meets environmental standards.

  9. Can the SMBJ15CAHE3/52 be used in high-speed data lines?

    • Yes, the SMBJ15CAHE3/52 is suitable for use in high-speed data lines to protect against voltage transients and surges.

  10. What are the packaging options available for the SMBJ15CAHE3/52?

    • The SMBJ15CAHE3/52 is available in various packaging options, including DO-214AA (SMB) and DO-214AB (SMC), providing flexibility for different application requirements.