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Zener diode with a power rating of 1.25W and a breakdown voltage of 47V. It has a current of 5.5mA and features a surface mount design (SMD) in a DO214AC/SMA package. It comes on a reel with tape and has a reverse current (Ir) of 1µA.
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90 in stock
Estimated delivery time: 7-14 days
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90 in stock
- Packing Detail: RL1, ST, , 1800
The 1SMA4756 R3G is an exceptional Zener diode crucial for voltage regulation and protection in numerous electronic circuits. Renowned for its reliability and stability, the 1SMA4756 R3G is widely used in applications that demand precise voltage references and efficient power management. This description aims to provide comprehensive insights into the 1SMA4756 R3G, including specifications, applications, and key features.
Product Overview
The 1SMA4756 R3G is a Zener diode rated at 1.25 Watts, making it ideal for low to medium power applications. It operates at a Zener voltage of 47V, and with a maximum Zener current of 5.5mA, it is engineered to deliver stable performance under various conditions. Its low reverse leakage current of 1µA contributes to maintaining efficiency while providing reliable surge protection.
Key Specifications
- Type: Zener Diode
- Power Rating: 1.25 Watts
- Zener Voltage: 47V
- Zener Current: 5.5mA
- Reverse Leakage Current (Ir): 1µA
- Package Type: SMD (Surface Mount Device)
- Packaging: Reel/Tape
- Form Factor: DO214AC, SMA
Features of the 1SMA4756 R3G
The 1SMA4756 R3G stands out with several key features that enhance its performance:
- High Efficiency: Its low reverse leakage current minimizes energy loss.
- High Power Handling: With a power rating of 1.25W, this diode effectively manages voltage spikes.
- Stable Operation: The 47V Zener voltage ensures consistent performance across varying temperatures and conditions.
- Compact Design: The SMD package allows for seamless integration into space-constrained applications.
- Robust Construction: The DO214AC formulation provides excellent thermal stability and durability, crucial for reliability in demanding situations.
Common Applications
The 1SMA4756 R3G is widely utilized across various sectors due to its versatility. Some common applications include:
- Voltage Regulation: Utilized in voltage divider circuits to maintain constant voltage levels despite load variations.
- Surge Protection: Protects sensitive electronics from voltage spikes, enhancing overall durability.
- Reference Voltage: Serves as a precise voltage reference in analog circuits.
- Power Supplies: Essential in linear power supplies and DC converters for output voltage stability.
- Automotive Applications: Protects automotive electronics from transient voltage fluctuations.
Why Choose 1SMA4756 R3G?
When selecting a Zener diode for your electronic applications, the 1SMA4756 R3G stands out for several reasons:
- Proven Performance: Well-regarded for dependable performance in a variety of applications.
- Easy Integration: The SMD design allows for simplified soldering onto circuit boards, reducing assembly time.
- Cost-Effectiveness: By combining high performance with affordability, the 1SMA4756 R3G is a cost-effective option for many projects.
- Wide Availability: Readily available through various electronic component distributors, ensuring easy sourcing.
Conclusion
The 1SMA4756 R3G Zener diode is an outstanding choice for engineers and designers seeking efficient, reliable, and cost-effective solutions for voltage regulation and surge protection. Its ideal specifications and versatility make it suitable for an array of applications across different industries. Consider the 1SMA4756 R3G in your next project to enhance performance and reliability.
Get Your 1SMA4756 R3G Today!
Don’t miss the chance to incorporate the 1SMA4756 R3G into your design. Visit our Zener Diodes category or contact your local distributor to obtain this essential component, promising to elevate your electronic projects with its superior features and reliability.

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