SD7551 is the dimming signal conversion IC, it integrates 12VLDO, 5VLDO, 12V stabilized voltage output and current source, which simplifies the peripheral circuit. The input signal can be 0~10V, PWM or voltage signal which can be converted to PWM output. The smooth output is well suitable for LED dimming and excellent user experience.
VIN input range: 15V~100V;
Integrated 12VLDO and 5VLDO;
0~10V, PWM or voltage signals can be converted to PWM output;
Settable current source: 50uA, 100uA, 200uA, 500uA;
Over temperature protection
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