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The 1SMA4747A is a robust voltage regulator diode housed in an SMA (DO-214AC) package, engineered for precise voltage stabilization and transient voltage suppression applications. It operates with a nominal breakdown voltage of 20V, providing reliable protection against voltage spikes and surges in electronic circuits. The SMA package ensures efficient heat dissipation and mechanical robustness, making it suitable for environments requiring dependable overvoltage protection.
VZTyp-
VZ:19V~21.2V
Precision:±5%
PD:1W
Ir:5μA@15.2V
Zzt:22
Our advantages
Chinese manufacturing processes have undergone years of iteration, resulting in mature and reliable technologies. Many international corporations opt for production outsourcing in China. As an electronic components manufacturer in China, our products can fully replace those of major international brands in 99% of applications without the need for testing verification. Our products boast high consistency in quality, reasonable pricing, ample inventory, flexible supply, short lead times, and professional after-sales service.
Description
The 1SMA4747A is a robust voltage regulator diode housed in an SMA (DO-214AC) package, engineered for precise voltage stabilization and transient voltage suppression applications. It operates with a nominal breakdown voltage of 20V, providing reliable protection against voltage spikes and surges in electronic circuits. The SMA package ensures efficient heat dissipation and mechanical robustness, making it suitable for environments requiring dependable overvoltage protection.
Features
●Total power dissipation: Max. 1W.
●Wide zener reverse voltage range 3.3V to 330V.
●Small plastic package suitable for surface mounted design.
Applications
●Power Supplies
●Telecommunications
●Industrial Equipment
●Automotive Electronics
Support
If you need design/technical support, please let us know and fill inResponse FormWe will get back to you as soon as possible.
Longevity
The Longevity Program is aimed to provide our customers information from time to time about the expected time that our products can be ordered. The NLP is reviewed and updated regularly by our executive Management Team. View ourlongevity programhere.











