AT1397A/B
Preliminary Product Information
6-Channel DC-DC Converter for DSC
V
=0~3.6V
LX Leakage Current
Switch On-Resistance
ILX1/2
RN
-
-
1
5
250
300
1.4
-
µA
mΩ
mΩ
A
LX1/2
N-Channel
P-Channel
200
250
1.2
20
RP
-
P-Channel Current Limit
N-Channel Turn-off Current
/SDOK Output Low Voltage
/SDOK Leakage current
ILimit2
IREV2
-
-
1.0
-
mA
V
VSDOK 0.1mA into /SDOK
-
0.01
0.1
0.1
1
IL_SDOK CTL2=0V, /SDOK=5.5V
-
µA
CHANNEL 3
PVCC3
ISS3
Input Voltage Range
-
VCC =2.5V~5.5V
FB3=0.8V
2.5
0.7
-
-
1
-
5.5
1.3
100
V
Normal Operating Soft-Start
Charge Current
µA
nA
FB3 input Current
IFB3
T =-20°C ~+85°C,
FB3=COMP3
DC
a
FB3 Regulation Voltage
Error Amplifier Voltage Gain
VFB3
AV
0.784 0.8 0.816
V
80
-
-
5
-
-
dB
MHz
V
Error Amplifier Frequency
Bandwidth
BW AV=0dB
V
-
-
-
1.0
10
-
OH
Error Amplifier Output
Voltage
V
-
-
mV
mA
µA
%
OL
I
COMP=0.8V
COMP=0.8V
-
1
-
source
Error Amplifier Output
Source/Sink Current
I
-
60
-
sink
Maximum Duty Cycle
DMAX FB3=0.7V
-
100
-130
100
18
-
DUTY=90%,OUT=1/2VC
C
I
-
-80
-
mA
mA
Ω
source
Output Source/Sink Current
I
DUTY=0%,OUT=1/2VCC
65
-
sink
R
OH
OUT=-15mA
30
25
Output On-Resistor
R
OL
OUT=15mA
-
16
Ω
CHANNEL 4, 5, 6
Input Voltage Range
PVCC4 CH4, 5, 6
2.5
0.7
-
5.5
1.3
V
µA
V
Normal Operating Soft-Start
Charge Current
ISS4/5/6 VCC =2.5V~5.5V
1
T =-20°C ~+85°C,
a
FB4/5/6 Regulation Voltage
VFB4/5/6
0.784 0.8 0.816
0.19 0.20 0.21
FB_=COMP_
T =-20°C ~+85°C,
FB5 Regulation Voltage for
LED Driver
a
VFB5
V
FB5=COMP5
7F, No.9, Park Avenue II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C.
Tel: 886-3-563-0878
1/10/2006 REV:1.0
Fax: 886-3-563-0879
WWW: http://www.aimtron.com.tw
Email: service@aimtron.com.tw
6
AIMTRON [ AIMTRON TECHNOLOGY ]
