AT1393/A/B/C
Preliminary Product Information
6-Channel DC-DC Converter IC for DSC
Absolute Maximum Ratings
Parameter
Symbol
Condition
Unit
Min
Max
Power supply voltage
Output current
Vcc
Io
--
--
7
V
mA
mA
mW
℃
Output pin
--
--
20
200
860
85
Output pin, Duty≦5%
Output peak current
Power dissipation
Io
PD
--
Ta≦25℃ (LQFP-48P)
Operating temperature
Storage temperature
ESD Susceptibility (HBM)
ESD Susceptibility (MM)
TOPT
TSTG
--
--
--
--
-30
-55
--
℃
125
2
KV
V
200
--
Recommended Operating Conditions
Value
Min Typ Max
Parameter
Startup power supply voltage
Power supply voltage
Symbol
Condition
Unit
Vcc CH6
1.7
2.4
3.6
-1
--
5.0
5.0
--
5.5
5.5
5.5
0
V
V
V
CH6
Vcc
CH1 to CH5
VREF pin
VB pin
Reference voltage output current
VB pin output current
IOR
IB
mA
-0.5
--
0
mA
IN1 to IN5, INA4, INS4
pins
0
--
Vcc
V
Input voltage
VIN
IN6 pin
VCTL CTL pin
0
0
--
1
--
--
--
2
2
1
Vcc-0.9
V
V
mA
mA
mA
kΩ
Control input voltage
Output current
7
OUT pin (CH1 to CH5)
OUT pin (CH6)
OUT pin
15
15
4
Io
Output current setting resister
Oscillator
RB
fOSC
CT
RB6 pin
2.4
24
51
--
100
47
500
100
1000 kHz
Timing capacitor
Timing resistor
--
--
560
pF
kΩ
μF
μF
μF
RT
Cs
8.2
--
--
18
0.027
0.47
0.1
100
1.0
1.0
1.0
CH1 to CH5
C+IN6 CH6
Soft start capacitor
Short detection capacitor
VB pin capacitor
CSCP
CVB
Ta
--
--
--
--
μF
0.082
-20
0.1
25
--
℃
Operating ambient temperature
85
2F, No.10, Prosperity RD. II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C.
Tel: 886-3-563-0878
Fax: 886-3-563-0879
WWW: http://www.aimtron.com.tw
Email: service@aimtron.com.tw
3
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