LD5523M1 flyback equivalent, multi-mode pwm controller of flyback.
* Low Startup Current (<1A)
* 0.26mA Ultra-low operating current at light load
* Current Mode Control with Cycle-by-Cycle Current
Limit
* Green Mode Cont.
* Switching AC/DC Adaptor
AC input
EMI Filter
DC Output
VCC
OUT
FB COMP
LD5523M1 CS
GND
NTC
photocoupler
.
In order to enhance the efficiency performance, the LD5523M1 integrates the multi-mode PWM controller, which consists of Quasi-Resonant (QR) PWM control for light load condition and peak load mode for heavy load condition. Moreover, the QR controller.
Image gallery
TAGS