AAT1164 Datasheet, PDF (12/24 Pages) Advanced Analog Technology, Inc. – TRIPLE-CHANNEL TFT LCD POWER SOLUTION

Advanced Analog Technology, Inc.
April 2007
AAT1164/AAT1164B/AAT1164C
FUNCTION BLOCK DIAGRAM
AAT1164/AAT1164B
2
VREF
22
VDD
1.233V
Reference Voltage _1.25V
0.25V
23 ^IN1
Error Amplifier
1. 233V
Fail
Fail/ Thermal
Control
Digital Control Block
24 ^EO
27 ^IN2
25 ^IN3
Oscillator
6 ^VI1-
7 ^VI1+
9 ^VI2-
10 ^VI2+
12 ^VI3+
16 ^VI4-
15 ^VI4+
19 ^VI5-
18 ^VI5+
29 ^DLY
30 ^CTL
Comparator
0. 25V
1. 25V
Current Sense
and Limit
High Voltage Control
SW ₂₁
GND1
4
GND ₃
GND2 ₁₁
OUT2 ₂₈
OUT3 ₂₆
VO1 ₅
VO2 ₈
VO3
13
VO4 ₁₇
VO5 ₂₀
VDD1 ₁₄
31 ^ADJ
VGH
32
VOUT3 ₁
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