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This is a Zener diode rated for 1 watt and 7.5 volts, packaged in a DO41 case. It features a single diode design and offers a maximum reverse current of 10 microamperes (10uA), suitable for various voltage regulation applications.
0,32 €
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1773 in stock
Estimated delivery time: 7-14 days
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1773 in stock
- Packing Detail: RL1, ST, , 3000
Introduction to the Zener Diode: 1N4737ATR
The 1N4737ATR is a reliable Zener diode designed for various electronic applications requiring voltage regulation. With a power rating of 1W and a nominal Zener voltage of 7.5V, this diode plays a crucial role in maintaining stable voltage levels in circuits. Packed in a DO41 package, it offers practical features and an impressive current specification, making the 1N4737ATR a popular choice among engineers and enthusiasts alike.
Understanding Zener Diodes
Zener diodes are semiconductor devices primarily used for voltage regulation. Unlike regular diodes, Zener diodes allow current to flow in the reverse direction when a specified reverse voltage is reached. This unique property makes Zener diodes vital in applications where maintaining a constant voltage level is essential.
Key Features of the 1N4737ATR
- Voltage Rating: The 1N4737ATR delivers a stable Zener voltage of 7.5V.
- Power Dissipation: Rated at 1W, this diode can handle power applications efficiently.
- Package Type: Available in DO41 package, suitable for various circuit layouts.
- Reverse Current: With a reverse current rating of only 10µA, it ensures low power loss.
Applications of the 1N4737ATR
The versatility of the 1N4737ATR makes it suitable for a range of applications, including:
- Voltage Regulation: Ideal for power supplies to maintain a stable output voltage.
- Signal Clamping: Used in protecting sensitive components from voltage spikes.
- Reference Voltage Circuit: Oftentimes employed as a reference in analog circuits.
- Overvoltage Protection: Acts as a safeguard for devices in high-voltage environments.
Benefits of Using the 1N4737ATR
The 1N4737ATR offers numerous advantages that make it a preferred choice in many electronic designs:
- Efficiency: Its low reverse current ensures minimal power loss, enhancing overall efficiency.
- Reliability: Built with high-quality materials, the 1N4737ATR is durable and dependable.
- Ease of Use: This diode is easy to integrate into existing circuits, requiring minimal additional components.
- Cost-Effective: Provides excellent performance at a competitive price point.
Technical Specifications
Below are the key technical specifications of the 1N4737ATR:
- Type: Zener Diode
- Package: DO41
- Voltage: 7.5V Zener Voltage
- Power Rating: 1W
- Reverse Current: 10µA
- Temperature Range: -55°C to 150°C
How to Incorporate the 1N4737ATR Into Your Designs
Integrating the 1N4737ATR into your electronic designs is straightforward. Follow these general steps:
- Select Circuit Configuration: Determine if you need a series or parallel configuration based on your voltage regulation needs.
- Calculate Load Resistance: Ensure the load resistance is compatible with the specifications of the 1N4737ATR.
- Connect the Diode: Properly integrate the diode into your circuit, ensuring correct orientation (cathode to the high side).
- Testing: After assembly, test the circuit to verify that the diode maintains the desired voltage level.
Conclusion
The 1N4737ATR Zener diode is a vital component for anyone working in electronics. With its robust features, reliability, and versatility, it stands out in the industry of voltage regulation. Whether you’re designing power supplies, protecting sensitive devices, or utilizing it in reference voltage applications, the 1N4737ATR is your go-to solution. Its cost-effectiveness and efficiency make it a trusted choice for both professionals and hobbyists in the field. Don’t hesitate to incorporate the 1N4737ATR into your next project and experience the benefits firsthand!
For more options on Zener diodes, explore our range at our Zener Diode category page.

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