LR256 converter equivalent, white led step-up converter.
Symbol
Description
Symbol
5
1：Switch
4
5：Supply SW
Voltage
VIN
2：GND
GND
3：Feedback
FB 4：Start-Up
CE
1/8
Block Diagram
LESHAN RADIO COMPANY, LTD.
LR256
PIN1(SW)
PWM CONTROL
Fosc
CURRENT SENSE
+
SLOPE COMP
+
2
1
0
0
PIN5(Vin) 2 VR.
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