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| AAT1118 Datasheet, PDF (9/18 Pages) Advanced Analog Technology, Inc. – ADJUSTABLE TRIPLE-CHANNEL TFT LCD DC-DC CONVERTER | |||
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BLOCK DIAGRAM
AAT1118B
AAT1118/A/B
EO
IN1
VREF
PGO
Error Amplifier
Comparator
SHDN
Thermal SHDN
Bandgap &
Soft Start
1.24v
Oscillator
Clock
OSC
Control
Logic
Slope Compensation Current sense
Driver
VDD
SHDN
SW
GND1
GND
VDD2
OUT3
GND2
EN3
OSC
1.24v
IN3
Power Up Sequence
Fault Detect
IN1
EN1
EN2
OSC
IN2
VDD1
OUT2
GND2
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Page 9 of 18
V 1.0
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