AAT1109 Datasheet, PDF (6/18 Pages) Advanced Analog Technology, Inc. – ONE-CHANNEL STEP-UP PWM CONTROLLER

Advanced Analog Technology, Inc.
BLOCK DIAGRAM
AAT1109
V _DD
CE
C hip Enable
IREF
GND
LATCH
SCP
C om p.
V_REF
1 .2 6 V
SCP
S o ft-S tart
SCP
UVC
UVC
CE
UVLO
CE
OSC
V DD
CE
V_REF
V DD
OUT
V_REF
1.26 V
PW M
Comp.
CE
DTC
0.765V
UVC
Err-A m p
CE
OSC
OE
V _REF
1 .2 6 V
IE
–
–
– Advanced Analog Technology, Inc. –
Page 6 of 18
V 1.0