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P6KE91-B
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P6KE91-B

Product Overview

The P6KE91-B belongs to the category of transient voltage suppressor diodes. These diodes are used to protect electronic circuits from voltage spikes and transients. The P6KE91-B is characterized by its high surge capability, fast response time, and compact package. It is typically available in a DO-15 package and is designed to dissipate high amounts of transient power.

Basic Information

  • Category: Transient Voltage Suppressor Diode
  • Use: Protection against voltage spikes and transients
  • Characteristics: High surge capability, fast response time
  • Package: DO-15
  • Essence: Dissipation of transient power
  • Packaging/Quantity: Typically available in reels or bulk packaging

Specifications

  • Peak Power Dissipation: 600W
  • Breakdown Voltage: 82V to 100V
  • Operating Temperature Range: -55°C to 175°C
  • Storage Temperature Range: -55°C to 175°C

Detailed Pin Configuration

The P6KE91-B typically has two leads in a DO-15 package. The anode and cathode terminals are clearly marked for easy identification.

Functional Features

  • Transient Voltage Suppression: Provides protection against voltage spikes and transients.
  • Fast Response Time: Quickly clamps transient voltages to safe levels.
  • High Surge Capability: Can handle large transient power dissipation.

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Fast response time
  • Compact package size

Disadvantages

  • Limited breakdown voltage range
  • May require additional circuitry for comprehensive protection

Working Principles

The P6KE91-B operates by diverting excessive transient power away from sensitive electronic components. When a voltage spike occurs, the diode rapidly conducts, providing a low-impedance path for the transient energy to be dissipated as heat.

Detailed Application Field Plans

The P6KE91-B is commonly used in various electronic systems where protection against voltage transients is crucial. Some application fields include: - Power supply units - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

  • P6KE6.8-B: Lower breakdown voltage variant
  • P6KE120-B: Higher breakdown voltage variant
  • 1.5KE91A: Alternative package option with similar specifications

In conclusion, the P6KE91-B transient voltage suppressor diode offers effective protection against voltage spikes and transients, making it a vital component in numerous electronic applications.

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  1. What is the P6KE91-B?

    • The P6KE91-B is a 600W transient voltage suppressor diode designed to protect electronic circuits from voltage spikes and transients.

  2. What are the key features of P6KE91-B?

    • The P6KE91-B features a peak power dissipation of 600W, low clamping voltage, and fast response time.

  3. In what applications can P6KE91-B be used?

    • P6KE91-B is commonly used in power supplies, automotive electronics, industrial equipment, and telecommunications systems to protect sensitive components from voltage surges.

  4. How does P6KE91-B provide protection against voltage spikes?

    • P6KE91-B clamps the voltage to a safe level by diverting excess current away from the protected circuit when a transient event occurs.

  5. What is the maximum clamping voltage of P6KE91-B?

    • The maximum clamping voltage of P6KE91-B is typically around 146V at a peak pulse current of 10A.

  6. What is the operating temperature range of P6KE91-B?

    • P6KE91-B is designed to operate within a temperature range of -55°C to 175°C, making it suitable for a wide range of environments.

  7. How is P6KE91-B installed in a circuit?

    • P6KE91-B is typically connected across the input or output terminals of the circuit to be protected, with the cathode connected to the positive side and the anode to the ground.

  8. What are the packaging options available for P6KE91-B?

    • P6KE91-B is available in various package types such as DO-15, SMA, SMB, and SMC, providing flexibility for different application requirements.

  9. What standards does P6KE91-B comply with?

    • P6KE91-B complies with industry standards such as IEC 61000-4-5 for surge immunity, ensuring its reliability and performance in demanding environments.

  10. Can P6KE91-B be used for ESD protection?

    • While P6KE91-B is primarily designed for transient voltage suppression, it can also provide some level of ESD (electrostatic discharge) protection due to its fast response time and clamping capability. However, dedicated ESD protection devices may be more suitable for specific ESD protection requirements.