Taiwan Semiconductor Corporation
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1N4764AHR1G
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1N4764AHR1G

Product Overview

Category

The 1N4764AHR1G belongs to the category of Zener diodes.

Use

It is commonly used for voltage regulation and transient suppression in electronic circuits.

Characteristics

  • Zener voltage: 15V
  • Power dissipation: 1.3W
  • Package type: DO-41
  • Operating temperature range: -65°C to +200°C
  • Storage temperature range: -65°C to +200°C

Package

The 1N4764AHR1G is typically available in a DO-41 package.

Packaging/Quantity

It is usually supplied in reels or tubes, with quantities varying based on manufacturer and supplier.

Specifications

  • Zener voltage: 15V
  • Power dissipation: 1.3W
  • Maximum forward voltage: 1.1V
  • Reverse current: 5μA
  • Temperature coefficient: 0.05%/°C

Detailed Pin Configuration

The 1N4764AHR1G has two pins, anode, and cathode, which are identified by the orientation of the diode within the DO-41 package.

Functional Features

The 1N4764AHR1G provides a stable voltage reference and can regulate voltage within a circuit, ensuring that it remains constant even when there are fluctuations in the input voltage.

Advantages

  • Precise voltage regulation
  • Compact size
  • Wide operating temperature range

Disadvantages

  • Limited power dissipation capability
  • Susceptible to damage from excessive current or voltage spikes

Working Principles

When the voltage across the Zener diode reaches its breakdown voltage (15V in this case), it starts conducting in the reverse direction, effectively clamping the voltage across the load.

Detailed Application Field Plans

The 1N4764AHR1G is widely used in: - Voltage regulators - Overvoltage protection circuits - Voltage reference circuits

Detailed and Complete Alternative Models

Some alternative models to the 1N4764AHR1G include: - 1N4749A - BZX55C15 - 1N5226B

In conclusion, the 1N4764AHR1G Zener diode is a crucial component in electronic circuits, providing stable voltage regulation and transient suppression. Its compact size and precise voltage regulation make it suitable for various applications, although care must be taken to avoid exceeding its power dissipation limits and exposing it to excessive current or voltage spikes.

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Перечислите 10 распространенных вопросов и ответов, связанных с применением 1N4764AHR1G в технических решениях.

  1. What is the 1N4764AHR1G diode used for?

    • The 1N4764AHR1G is a Zener diode commonly used for voltage regulation and protection in electronic circuits.

  2. What is the maximum power dissipation of the 1N4764AHR1G?

    • The maximum power dissipation of the 1N4764AHR1G is 1.5 watts.

  3. What is the voltage rating of the 1N4764AHR1G?

    • The 1N4764AHR1G has a voltage rating of 15 volts.

  4. How does the 1N4764AHR1G regulate voltage?

    • The 1N4764AHR1G regulates voltage by maintaining a constant output voltage across its terminals, even when the input voltage varies.

  5. Can the 1N4764AHR1G be used for overvoltage protection?

    • Yes, the 1N4764AHR1G can be used for overvoltage protection by shunting excess voltage to ground once the breakdown voltage is reached.

  6. What are the typical applications of the 1N4764AHR1G?

    • Typical applications of the 1N4764AHR1G include voltage regulation in power supplies, overvoltage protection in electronic circuits, and voltage reference in instrumentation.

  7. What is the temperature coefficient of the 1N4764AHR1G?

    • The temperature coefficient of the 1N4764AHR1G is typically around -2 mV/°C, indicating a relatively stable voltage reference over a range of temperatures.

  8. Is the 1N4764AHR1G suitable for high-frequency applications?

    • The 1N4764AHR1G is not specifically designed for high-frequency applications, but it can still be used in certain low-frequency or moderate-speed circuits.

  9. What is the reverse leakage current of the 1N4764AHR1G?

    • The reverse leakage current of the 1N4764AHR1G is typically very low, making it suitable for precision voltage regulation applications.

  10. Can multiple 1N4764AHR1G diodes be connected in series or parallel?

    • Multiple 1N4764AHR1G diodes can be connected in series to increase the breakdown voltage or in parallel to increase the current-handling capacity, but careful consideration of the circuit requirements is necessary.