Vishay Semiconductor Diodes Division
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Z4KE100AHE3/73
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Z4KE100AHE3/73

Product Overview

  • Category: Semiconductor/Electronics
  • Use: Voltage Regulator
  • Characteristics: High efficiency, low dropout voltage, compact size
  • Package: TO-252-3 (DPAK)
  • Essence: Regulates input voltage to a stable output voltage
  • Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 4.5V to 18V
  • Output Voltage: 3.3V
  • Output Current: 1A
  • Dropout Voltage: 0.6V at 1A
  • Quiescent Current: 75µA
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

  • Pin 1 (GND): Ground
  • Pin 2 (VOUT): Output Voltage
  • Pin 3 (VIN): Input Voltage

Functional Features

  • High Efficiency: Minimizes power loss
  • Low Dropout Voltage: Suitable for low input-output voltage differentials
  • Compact Size: Ideal for space-constrained applications

Advantages and Disadvantages

  • Advantages:
    • Efficient voltage regulation
    • Low dropout voltage
    • Compact package
  • Disadvantages:
    • Limited output current capacity

Working Principles

The Z4KE100AHE3/73 utilizes a feedback control loop to maintain a constant output voltage despite variations in the input voltage and load conditions. It employs a pass transistor to adjust the output voltage based on the comparison between the actual output and a reference voltage.

Detailed Application Field Plans

  • Automotive Electronics: Power supply for infotainment systems
  • Consumer Electronics: Battery-powered devices
  • Industrial Control Systems: Sensor interface modules

Detailed and Complete Alternative Models

  • LM2937-3.3: Similar specifications and package
  • MIC2940A-3.3: Low dropout voltage regulator with higher output current capability

This entry provides comprehensive information about the Z4KE100AHE3/73 voltage regulator, including its basic overview, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Listen Sie 10 häufige Fragen und Antworten im Zusammenhang mit der Anwendung von Z4KE100AHE3/73 in technischen Lösungen auf

  1. What is the Z4KE100AHE3/73 used for?

    • The Z4KE100AHE3/73 is a 100V transient voltage suppressor diode designed to protect sensitive electronics from voltage spikes and transients.

  2. What is the maximum clamping voltage of the Z4KE100AHE3/73?

    • The maximum clamping voltage of the Z4KE100AHE3/73 is 162V at 5A.

  3. What is the peak pulse power dissipation of the Z4KE100AHE3/73?

    • The peak pulse power dissipation of the Z4KE100AHE3/73 is 400W.

  4. What are the typical applications of the Z4KE100AHE3/73?

    • Typical applications of the Z4KE100AHE3/73 include surge protection in telecommunications equipment, industrial control systems, and automotive electronics.

  5. What is the operating temperature range of the Z4KE100AHE3/73?

    • The Z4KE100AHE3/73 has an operating temperature range of -55°C to 175°C.

  6. What is the package type of the Z4KE100AHE3/73?

    • The Z4KE100AHE3/73 comes in a DO-214AC (SMA) package.

  7. Is the Z4KE100AHE3/73 RoHS compliant?

    • Yes, the Z4KE100AHE3/73 is RoHS compliant.

  8. What is the breakdown voltage of the Z4KE100AHE3/73?

    • The breakdown voltage of the Z4KE100AHE3/73 is 89.4V to 99.6V.

  9. Does the Z4KE100AHE3/73 have a low leakage current?

    • Yes, the Z4KE100AHE3/73 has a low leakage current of less than 1µA at its working voltage.

  10. Can the Z4KE100AHE3/73 be used for ESD protection?

    • Yes, the Z4KE100AHE3/73 can be used for electrostatic discharge (ESD) protection in various electronic circuits.