Taiwan Semiconductor Corporation
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HER154G B0G
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HER154G B0G

Product Overview

Category: Diode
Use: Rectification
Characteristics: High efficiency, low forward voltage drop
Package: DO-214AC
Essence: Fast recovery diode
Packaging/Quantity: Tape and reel, 3000 pieces per reel

Specifications

  • Forward Voltage Drop: 0.95V at 1A
  • Reverse Recovery Time: 35ns
  • Maximum Continuous Forward Current: 1A
  • Maximum Reverse Voltage: 400V

Detailed Pin Configuration

The HER154G B0G is a two-pin device with the anode connected to pin 1 and the cathode connected to pin 2.

Functional Features

  • Fast recovery time for high-speed switching applications
  • Low forward voltage drop for improved efficiency
  • High surge current capability for reliable performance in demanding conditions

Advantages and Disadvantages

Advantages: - High efficiency - Low forward voltage drop - Fast recovery time

Disadvantages: - Limited maximum continuous forward current - Relatively high reverse voltage

Working Principles

The HER154G B0G operates on the principle of rectification, allowing current to flow in only one direction. When a positive voltage is applied to the anode with respect to the cathode, the diode conducts, allowing current to flow. In the reverse bias condition, the diode blocks the flow of current.

Detailed Application Field Plans

The HER154G B0G is suitable for various applications including: - Switching power supplies - LED lighting - DC-DC converters - Freewheeling diodes - Reverse battery protection

Detailed and Complete Alternative Models

  • HER208G B0G: Higher reverse voltage (800V)
  • HER108G B0G: Lower forward voltage drop (0.75V)
  • HER308G B0G: Higher continuous forward current (3A)

In conclusion, the HER154G B0G is a fast recovery diode with high efficiency and low forward voltage drop, making it suitable for a wide range of rectification applications. Its limitations in terms of maximum continuous forward current and reverse voltage can be addressed by considering alternative models within the same series.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací HER154G B0G v technických řešeních

  1. What is HER154G B0G?

    • HER154G B0G is a high-efficiency rectifier diode commonly used in power supply and voltage regulation applications.

  2. What are the key features of HER154G B0G?

    • The key features of HER154G B0G include low forward voltage drop, high surge current capability, and fast reverse recovery time.

  3. Where is HER154G B0G typically used?

    • HER154G B0G is commonly used in switch-mode power supplies, freewheeling diodes, and reverse battery protection circuits.

  4. What is the maximum forward voltage of HER154G B0G?

    • The maximum forward voltage of HER154G B0G is typically around 1.7 volts at a forward current of 1 ampere.

  5. What is the reverse recovery time of HER154G B0G?

    • The reverse recovery time of HER154G B0G is very fast, typically in the range of tens of nanoseconds.

  6. What is the maximum surge current rating of HER154G B0G?

    • The maximum surge current rating of HER154G B0G is typically in the range of 30 to 50 amperes.

  7. Can HER154G B0G be used in high-frequency applications?

    • Yes, HER154G B0G is suitable for high-frequency applications due to its fast recovery time and low forward voltage drop.

  8. What is the operating temperature range of HER154G B0G?

    • The operating temperature range of HER154G B0G is typically from -55°C to 150°C.

  9. Is HER154G B0G RoHS compliant?

    • Yes, HER154G B0G is RoHS compliant, making it suitable for use in environmentally sensitive applications.

  10. Are there any recommended application circuits for HER154G B0G?

    • Yes, typical application circuits for HER154G B0G include flyback converters, buck-boost converters, and voltage clamping circuits.