Taiwan Semiconductor Corporation
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BZY55B4V7 RYG
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BZY55B4V7 RYG

Product Overview

Category

The BZY55B4V7 RYG belongs to the category of Zener diodes.

Use

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

Characteristics

  • Zener voltage: 4.7V
  • Power dissipation: 500mW
  • Package type: DO-35
  • Operating temperature range: -65°C to +200°C
  • Reverse leakage current: 5μA

Package

The BZY55B4V7 RYG is typically available in reels or tubes, with a standard quantity of 1000 pieces per reel/tube.

Essence

This Zener diode is essential for maintaining a constant voltage across a load in a circuit.

Specifications

  • Zener voltage: 4.7V
  • Power dissipation: 500mW
  • Maximum forward voltage: 1.2V
  • Reverse current: 5μA
  • Temperature coefficient: 5mV/°C

Detailed Pin Configuration

The BZY55B4V7 RYG has two pins, with the anode and cathode identified by the color band on the diode body.

Functional Features

  • Voltage regulation: The Zener diode maintains a constant voltage across the load.
  • Overvoltage protection: It prevents damage to sensitive components by diverting excess voltage.

Advantages

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

Disadvantages

  • Limited power dissipation capability
  • Sensitivity to temperature variations

Working Principles

The Zener diode operates in the reverse breakdown region, allowing it to maintain a constant voltage across the load by conducting in the reverse-biased direction when the voltage exceeds the Zener voltage.

Detailed Application Field Plans

The BZY55B4V7 RYG is widely used in: - Voltage regulators - Overvoltage protection circuits - Signal clamping circuits - Voltage reference circuits

Detailed and Complete Alternative Models

  • BZX84C4V7
  • 1N4732A
  • MMSZ5245B
  • 1N5226B

Note: The alternative models listed above have similar specifications and can be used as substitutes for the BZY55B4V7 RYG.

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Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng BZY55B4V7 RYG trong giải pháp kỹ thuật

  1. What is the BZY55B4V7 RYG?

    • The BZY55B4V7 RYG is a zener diode with a voltage rating of 4.7V.

  2. What are the typical applications of BZY55B4V7 RYG?

    • It is commonly used in voltage regulation, overvoltage protection, and signal conditioning circuits.

  3. What is the maximum power dissipation of BZY55B4V7 RYG?

    • The maximum power dissipation is typically around 500mW.

  4. What is the forward voltage drop of BZY55B4V7 RYG?

    • The forward voltage drop is usually around 1.2V.

  5. What is the reverse leakage current of BZY55B4V7 RYG?

    • The reverse leakage current is typically very low, in the range of microamps.

  6. Can BZY55B4V7 RYG be used for voltage regulation in power supplies?

    • Yes, it can be used to stabilize and regulate the output voltage in power supply circuits.

  7. How does BZY55B4V7 RYG provide overvoltage protection?

    • When the voltage across the diode exceeds its breakdown voltage (4.7V), it conducts heavily, shunting excess current and protecting downstream components.

  8. Is BZY55B4V7 RYG suitable for precision voltage references?

    • While it can provide a stable reference voltage, its tolerance may not be sufficient for precision applications.

  9. What are the temperature considerations for BZY55B4V7 RYG?

    • The zener voltage of BZY55B4V7 RYG is affected by temperature, so it's important to consider thermal effects in the application design.

  10. Can BZY55B4V7 RYG be used in audio amplifier circuits?

    • It can be used in certain biasing and signal conditioning circuits within an audio amplifier, but careful consideration of its characteristics is necessary.