1N4739A 9.1V Zener Diode

The 1N4744A 15V Zener Diode is a semiconductor device engineered to provide a stable voltage output across its terminals when reverse biased. It ensures a precise voltage regulation at 15V, offering reliable performance in various electronic circuits. Its low impedance and sharp breakdown characteristics make it suitable for voltage reference, surge suppression, and signal conditioning applications where maintaining a constant voltage level is crucial for circuit stability and performance.

Key Features

1. Precise Voltage Regulation: Maintains a stable 9.1 volts across its terminals.
2. Semiconductor Construction: Ensures reliable performance and longevity.
3. Compact Size: Facilitates easy integration into electronic circuits.
4. Low Reverse Leakage: Minimizes power loss and enhances efficiency.
5. Wide Range of Applications: Suitable for voltage regulation, stabilization, and reference circuits in diverse electronic devices.

Precautions

1. Ensure correct polarity: Connect the diode in the proper orientation to prevent damage.
2. Limit Current: Use appropriate current-limiting resistors to prevent exceeding maximum ratings.
3. Avoid Overheating: Provide adequate heat sinking if operating under high power conditions.
4. Protect from ESD: Handle with care to prevent electrostatic discharge damage.
5. Check for Voltage Compatibility: Ensure the application voltage does not exceed the diode’s rating to prevent failure.

Frequently Asked Questions (FAQs)

Question: Can I use the 1N4739A in reverse bias?
Answer: Yes, it’s designed to operate in reverse bias conditions, maintaining a constant voltage of 9.1 volts across its terminals.

Question: What is the maximum power dissipation of the 1N4739A?
Answer: The maximum power dissipation is typically around 1.3 watts under specified conditions.

Question: Is a heatsink required for the 1N4739A?
Answer: It depends on the application. For high power or extended operation, a heatsink might be necessary to prevent overheating.

Question: Can I connect multiple 1N4739A diodes in series or parallel?
Answer: Yes, you can connect them in series to increase the total breakdown voltage or in parallel to increase the current capability.

 Question: What is the reverse leakage current of the 1N4739A?
Answer: The reverse leakage current is typically very low, ensuring minimal power loss and high efficiency in operation.