AAT1118 Advanced Analog Technology, Inc., AAT1118 Datasheet - Page 8

• Manufacturer Part Number: AAT1118
• Description: ADJUSTABLE TRIPLE-CHANNEL TFT LCD DC-DC CONVERTER
• Manufacturer: Advanced Analog Technology, Inc.

BLOCK DIAGRAM
AAT1118
IN1
IN1
PGO
PGO
OUT3
OUT3
GND2
GND2
V
V
V
V
EO
EO
DD2
DD2
REF
REF
Bandgap &
Bandgap &
Soft Start
Soft Start
Oscillator
Oscillator
Advanced Analog Technology, Inc.
–
OSC
OSC
1.24v
1.24v
Clock
Clock
OSC
OSC
Advanced Analog Technology, Inc
–
1.24v
1.24v
EN3
EN3
台灣類比科技股份有限公司
IN3
IN3
Error Amplifier
Error Amplifier
Slope Compensation ∑ Current sense
Slope Compensation ∑ Current sense
Power Up Sequence
Power Up Sequence
Fault Detect
Fault Detect
Page 8 of 14
Comparator
Comparator
IN1
IN1
IN2
IN2
EN1
EN1
Thermal SHDN
Thermal SHDN
EN2
EN2
SHDN
SHDN
Control
Control
Logic
Logic
OSC
OSC
–
Driver
Driver
.
–
GND2
GND2
AAT1118
V 2.0011
SHDN
SHDN
SW
SW
GND1
GND1
GND
GND
OUT2
OUT2
V
V
V
V
DD1
DD1
DD
DD