1N4728A 3.3V Zener Diode

₹2.50

The 1N4728A 3.3V Zener Diode is a semiconductor device designed to maintain a stable voltage across its terminals. It acts as a voltage regulator, ensuring a constant voltage output of 3.3V, crucial for various electronic applications requiring precise voltage regulation.

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Description

The 1N4728A 3.3V Zener Diode is a small semiconductor device engineered to regulate voltage in electronic circuits. Operating in the reverse-bias mode, it maintains a stable output voltage of 3.3V, crucial for applications requiring precise voltage references or voltage clamping. This diode effectively prevents voltage spikes and ensures stable operation in diverse electronic systems, from power supplies to signal conditioning circuits.

Key Features

Precise Voltage Regulation: Maintains a stable output voltage of 3.3V.
Reverse Breakdown Voltage: Exhibits a sharp breakdown voltage characteristic.
Compact Size: Small form factor suitable for space-constrained designs.
Low Impedance: Ensures efficient current conduction.
Wide Operating Temperature Range: Suitable for diverse environmental conditions.

Precautions

Avoid Exceeding Maximum Power Dissipation Rating.
Use Adequate Heat Sinking for High Power Applications.
Ensure Proper Polarization: Connect the diode in the correct orientation.
Protect Against Voltage Spikes: Use appropriate clamping or filtering circuits.
Avoid Mechanical Stress: Handle the diode with care to prevent damage to the semiconductor junction.

Frequently Asked Questions (FAQs)

Question: Can I use the 1N4728A Zener diode in place of a voltage regulator?
Answer: Yes, if your application requires fixed voltage output.

Question: What happens if I exceed the maximum current rating?
Answer: Exceeding the maximum current can lead to diode failure or inaccurate voltage regulation.

Question: Can I parallel multiple diodes for higher current handling?
Answer: Yes, but ensure each diode shares current equally to prevent imbalance.

Question: Is the 1N4728A suitable for automotive applications?
Answer: Yes, provided it meets the required specifications and environmental conditions.

Question: How do I test the functionality of a Zener diode?
Answer: You can use a multimeter in diode test mode to verify its forward and reverse characteristics and measure its breakdown voltage.