Microsemi Corporation
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1N4729CPE3/TR8
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1N4729CPE3/TR8 - Semiconductor Diode

Basic Information Overview

  • Category: Semiconductor Diode
  • Use: Voltage regulation, rectification, and signal demodulation
  • Characteristics: Zener diode, low reverse leakage current, high reliability
  • Package: DO-41 package
  • Essence: Regulates voltage by allowing current to flow in the reverse direction when a certain voltage is reached
  • Packaging/Quantity: Typically available in reels of 3000 units

Specifications

  • Voltage: 3.3V
  • Power Dissipation: 1.0W
  • Zener Impedance: 40Ω
  • Operating Temperature Range: -65°C to +200°C

Detailed Pin Configuration

The 1N4729CPE3/TR8 has two pins, anode (A) and cathode (K). The anode is connected to the positive terminal of the circuit, while the cathode is connected to the negative terminal.

Functional Features

  • Voltage Regulation: Maintains a constant output voltage under varying load conditions.
  • Reverse Current Protection: Prevents damage to the circuit by allowing current to flow in the reverse direction when a certain voltage is exceeded.

Advantages and Disadvantages

Advantages

  • Precise voltage regulation
  • Low reverse leakage current
  • High reliability

Disadvantages

  • Limited power dissipation capability
  • Sensitivity to temperature variations

Working Principles

The 1N4729CPE3/TR8 operates based on the Zener effect, where it allows current to flow in the reverse direction once the breakdown voltage is reached, effectively regulating the voltage across the diode.

Detailed Application Field Plans

This diode is commonly used in voltage regulator circuits, overvoltage protection circuits, and signal demodulation applications. It finds extensive use in power supplies, battery charging systems, and audio amplifiers.

Detailed and Complete Alternative Models

  • 1N4730CPE3/TR8 (3.0V)
  • 1N4731CPE3/TR8 (3.1V)
  • 1N4732CPE3/TR8 (3.3V)

In conclusion, the 1N4729CPE3/TR8 semiconductor diode is a crucial component in various electronic circuits, providing precise voltage regulation and reverse current protection. Its characteristics, specifications, and application field plans make it an essential part of many electronic devices and systems.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 1N4729CPE3/TR8 v technických řešeních

  1. What is the voltage rating of 1N4729CPE3/TR8?

    • The voltage rating of 1N4729CPE3/TR8 is 3.3V.

  2. What type of diode is 1N4729CPE3/TR8?

    • 1N4729CPE3/TR8 is a Zener diode.

  3. What are the typical applications of 1N4729CPE3/TR8?

    • Typical applications include voltage regulation, overvoltage protection, and voltage reference circuits.

  4. What is the power dissipation of 1N4729CPE3/TR8?

    • The power dissipation of 1N4729CPE3/TR8 is 1W.

  5. What is the maximum forward voltage of 1N4729CPE3/TR8?

    • The maximum forward voltage is 1.2V at 200mA.

  6. What is the operating temperature range of 1N4729CPE3/TR8?

    • The operating temperature range is -65°C to +175°C.

  7. Can 1N4729CPE3/TR8 be used for reverse polarity protection?

    • Yes, it can be used for reverse polarity protection in certain circuits.

  8. What is the package type of 1N4729CPE3/TR8?

    • It comes in a DO-41 package.

  9. Is 1N4729CPE3/TR8 RoHS compliant?

    • Yes, it is RoHS compliant.

  10. What is the tolerance of the voltage regulation for 1N4729CPE3/TR8?

    • The tolerance is typically ±5%.