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| AAT1118 Datasheet, PDF (8/18 Pages) Advanced Analog Technology, Inc. – ADJUSTABLE TRIPLE-CHANNEL TFT LCD DC-DC CONVERTER | |||
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BLOCK DIAGRAM
AAT1118/A
AAT1118/A/B
EO
IN1
VREF
PGO
VDD2
OUT3
GND2
Error Amplifier
Comparator
SHDN
Thermal SHDN
Bandgap &
Soft Start
1.24v
Clock
Oscillator OSC
Control
Logic
Slope Compensation Current sense
Driver
VDD
SHDN
SW
GND1
GND
EN3
OSC
Power Up Sequence
Fault Detect
IN1
EN1
EN2
OSC
VDD1
OUT2
1.24v
IN3
GND2
IN2
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Page 8 of 18
V 1.0
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