AT1397A Datasheet, PDF (6/21 Pages) Aimtron Technology – 6-Channel DC-DC Converter for DSC

AT1397A/B
Preliminary Product Information
6-Channel DC-DC Converter for DSC
LX Leakage Current
Switch On-Resistance
P-Channel Current Limit
I_LX1/2 VLX1/2=0~3.6V
R_N N-Channel
R_P P-Channel
I_Limit2
-
-
1
5
µA
- 200 250 mΩ
- 250 300 mΩ
1.0 1.2 1.4
A
N-Channel Turn-off Current
/SDOK Output Low Voltage
/SDOK Leakage current
I_REV2
-
V_SDOK 0.1mA into /SDOK
I_{L_SDOK} CTL2=0V, /SDOK=5.5V
- 20 -
mA
- 0.01 0.1
V
- 0.1 1
µA
CHANNEL 3
Input Voltage Range
Normal Operating Soft-Start
Charge Current
FB3 input Current
FB3 Regulation Voltage
Error Amplifier Voltage Gain
Error Amplifier Frequency
Bandwidth
Error Amplifier Output
Voltage
PVCC3
-
I_SS3 V_CC =2.5V~5.5V
I_FB3 FB3=0.8V
V_FB3
Ta=-20°C ~+85°C,
FB3=COMP3
AV DC
BW AV=0dB
VOH
-
VOL
-
Error Amplifier Output
Source/Sink Current
I_source COMP=0.8V
I_sink COMP=0.8V
2.5 - 5.5
V
0.7 1 1.3 µA
-
- 100 nA
0.784 0.8 0.816 V
80 -
-
dB
-
5
- MHz
- 1.0 -
V
- 10 -
mV
-
1
-
mA
- 60 -
µA
Maximum Duty Cycle
D_MAX FB3=0.7V
- 100 -
%
Output Source/Sink Current
I_source
DUTY=90%,OUT=1/2VC
C
-
-130 -80
mA
I_sink DUTY=0%,OUT=1/2VCC 65 100 -
mA
Output On-Resistor
R_OH OUT=-15mA
R_OL OUT=15mA
- 18 30
Ω
- 16 25
Ω
CHANNEL 4, 5, 6
Input Voltage Range
Normal Operating Soft-Start
Charge Current
FB4/5/6 Regulation Voltage
FB5 Regulation Voltage for
LED Driver
PVCC4 CH4, 5, 6
I_SS4/5/6 V_CC =2.5V~5.5V
V_FB4/5/6
V_FB5
Ta=-20°C ~+85°C,
FB_=COMP_
Ta=-20°C ~+85°C,
FB5=COMP5
2.5 - 5.5
V
0.7 1 1.3 µA
0.784 0.8 0.816 V
0.19 0.20 0.21 V
7F, No.9, Park Avenue II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C.
Tel: [phone] Fax: [phone]
WWW: http://www.aimtron.com.tw
1/10/2006 REV:1.0
Email: [e-mail]
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