SM8205 Datasheet, PDF (7/13 Pages) M.S. Kennedy Corporation – High-Power LED Driver with Integrated PWM Dimming MOSFET Driver

BLOCK DIAGRAM
VDD
VIN
10V
LDO
UVLO
VCC
5V
LDO
To internal
Circuit
6.5V/7V
POR
CLIM
CS
DIS
Blanking
100ns
1:2
Ramp
Current-Limit
Comparator
PWM
Comparator
RQ
S
SC
RT
SS
FDBK
IREF
COMP
OSC
10uA
DIS
E.A
DIS
2
QR
POR
QS
DIS
/7
100K
PWMD
GND
SM8205
GATE
FAULT
1.2V
OVP
www.samhop.com.tw
7
Rev. 2.0 @ 2011/10