SI1128 controller equivalent, high precision cc/cv primary-side controller.
* 5% Constant Voltage Regulation, 5%Constant Current Regulation at Universal AC input
* Primary-side Sensing and Regulation Without TL431 and Opto-coupler
* L.
AC/DC offline SMPS for
* Cell Phone Charger
* Digital Cameras Charger
* Small Power Adapter
* Auxiliary .
The SI1128 is an excellent primary side feedback controller, which integrates several functions of protections. It minimizes the components counts and is available in a tiny SOT-26 package. Those make it an ideal design for low cost applications. SI1.
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