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1N4729 Zener Diode (Pack of 2)

SKU: ISBG277LBP
The 1N4729 Zener Diode is a high-quality voltage regulation diode designed to provide a stable 3.6V Zener voltage for electronic circuits. With a 1-Watt power dissipation rating, it is ideal for applications requiring reliable voltage reference, regulation, and protection against voltage fluctuations. The diode operates in reverse-bias mode and maintains a constant output voltage once its Zener breakdown voltage is...
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Specifications

Specifications:

Part Number: 1N4729
Zener Voltage (Vz): 3.6V
Power Dissipation: 1W
Package Type: DO-41
Mounting Type: Through-Hole
Polarity: Cathode indicated by a band
Operating Mode: Reverse Breakdown (Zener Region)

Additional Resources

1N4729.PDF

FAQ

1. What is a Zener diode?

A Zener diode is a special type of semiconductor diode designed to operate in reverse bias mode and maintain a stable voltage across its terminals, making it useful for voltage regulation and protection circuits.

2. What are the common applications of a Zener diode?

Zener diodes are commonly used for voltage regulation, voltage reference generation, overvoltage protection, clipping circuits, and power supply stabilization in electronic devices.

3. How does a Zener diode regulate voltage?

When the reverse voltage applied to a Zener diode reaches its Zener breakdown voltage, the diode conducts current while maintaining a nearly constant voltage across itself, helping regulate the output voltage.

4. Can a Zener diode be used for circuit protection?

Yes, Zener diodes are widely used to protect sensitive electronic components from voltage spikes and overvoltage conditions by limiting the voltage to a safe level.

5. What should be considered when selecting a Zener diode?

Important factors include the Zener voltage rating, power dissipation capability, package type, tolerance, and the current requirements of the intended application.

View full product details

The 1N4729 Zener Diode is a high-quality voltage regulation diode designed to provide a stable 3.6V Zener voltage for electronic circuits. With a 1-Watt power dissipation rating, it is ideal for applications requiring reliable voltage reference, regulation, and protection against voltage fluctuations. The diode operates in reverse-bias mode and maintains a constant output voltage once its Zener breakdown voltage is reached.

Housed in the rugged DO-41 axial-lead package, the 1N4729 offers excellent durability and ease of installation in through-hole PCB designs. It is widely used in power supplies, embedded systems, communication equipment, industrial electronics, and hobbyist projects where stable voltage control is essential.

Key Features

  • Stable 3.6V Zener breakdown voltage
  • 1W power dissipation capability
  • Excellent voltage regulation performance
  • Reliable overvoltage and surge protection
  • Standard DO-41 through-hole package
  • Low-cost and durable design
  • Suitable for a wide range of electronic applications
  • Easy PCB mounting and soldering

Applications

  • Voltage regulation circuits
  • Power supply stabilization
  • Reference voltage generation
  • Overvoltage protection
  • Signal clipping and clamping circuits
  • Microcontroller and embedded system projects
  • Consumer and industrial electronic devices