BUY RD5.1MW https://www.utsource.net/itm/p/11278465.html
RD5.1MW 1 pair common cathode Zener Diodes 5.1V 200mW/0.2W SOT23-5.1V marking 51W constant voltage/constant current/surge absorber/ESD
Description: RD5.1MW is a SOT23-5.1V voltage regulator manufactured by NEC.
Features:
* Output voltage accuracy: ±2.0%
* Low quiescent current: 1.0mA (typ.)
* Low dropout voltage: 0.4V (typ.)
* Built-in thermal shutdown circuit
Applications: RD5.1MW is suitable for applications such as mobile phones, digital cameras, and other portable devices that require low power consumption and high accuracy.
(For reference only)