AT1397A/B
Preliminary Product Information
6-Channel DC-DC Converter for DSC
Typical Application Circuits
VBAT
1-Cell Li-Ion
3.4V~4.2V
LED+
2~4Cell
20mA
10uH
10uH
10uF
10uF
CCD Bias
+12V/50mA
PVCC4
MBR140WS
PVCC4
OUT5
MBR140WS
CH5
Voltage-Mode
PWM LED
Driver
UPM2031AN
UPM2031AN
CH6
Voltage-Mode
Step-Up PWM
OUT6
1uF
10uF
150K
10K
140K
FB6
FB5H
10K
0.1uF
10K
COMP6
0.1uF
1K
SS6
COMP5
FB5
LED-
0.1uF
1uF
0.22uF
PVCC3
PVCC3
SS5
10K
10R
VBAT
SEL4
10uF
OUT3M
OUT3S
UPM2032BN
10uH
VBAT
PVCC4
VLENS
+3V/300mA
CH3
PVCC4
Voltage-Mode
Synchronous
Step-Down
10uF
1uF
22uF
UPM2032BN
CCD Bias
OUT4
CH4
-6V3/50mA
MBR140WS
Voltage-Mode
Inverting PWM
MBR140WS
UPM2031AN
0.1uF
275K
PGND3
FB3
10uF
/6V3
0.22uF
64.9K
10uH
SS4
COMP4
IN4
10K
COMP3
SS3
100K
10K
0.1uF
0.1uF
10K
PVCC1
IP4
VBAT
VREG
10uF
1uF
CH1
VDSP_Core
+1V8/200mA
10K
Current-Mode
Synchronous
Step-Down
PWM
LX1
AT1397A
0.1uF
51K
6.8uH
10K
VBG
22uF
PGND1
MBR140WS
125K
100K
1500pF
COMP1
FB1
SS1
0.47uF
33pF
CSCP
CT
Short-Circuit
Protection
0.1uF
PVCC2
82pF
51K
VBAT
10uF
1500pF
COMP2
/SDOK
CH2
VDSP_IO
+3V3/200mA
Current-Mode
Synchronous
Step-Down
PWM
LX2
6.8uH
33pF
22uF
PGND2
MBR140WS
312.5K
Power ON
CTL1
CTL2
CTL3
CTL4
CTL5
CTL6
100K
FB2
SS2
LENS ON
CCD ON
LED ON
0.1uF
1uF
VCC
GND
VBAT
1-Li Battery Application 1
7F, No.9, Park Avenue II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C.
Tel: 886-3-563-0878
4/2/2007 REV:1.1
Fax: 886-3-563-0879
WWW: http://www.aimtron.com.tw
Email: service@aimtron.com.tw
11
GMT [ GLOBAL MIXED-MODE TECHNOLOGY INC ]
