AT1393/A/B/C
Preliminary Product Information
6-Channel DC-DC Converter IC for DSC
Pin Description
Pin No. Pin name Function
1
SWOUT
SWIN
FB6
Output Switch Control Circuit Output
2
Output Switch Control Circuit Input
CH6 Error Amplifier Output
3
4
IN6
CH6 Error Amplifier Inverted Input
CH6 Soft Start Setting
5
CIN6
DTC5
FB5
6
CH5 Dead Time Control
7
CH5 Error Amplifier Output
8
IN5
CH5 Error Amplifier Inverted Input
CH4 Inverting Amplifier Input
CH4 Inverting Amplifier Output
CH4 Error Amplifier Output
9
INA4
OUTA4
FB4
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
IN4
CH4 Error Amplifier Inverted Input
CH4 Short Detection Comparator Inverter Input
CH4 Dead Time Control
INS4
DTC4
CS
CH1 to CH5 Soft Start Setting
Reference 2.5V Output
VREF
AGND
CSCP
VCC
CTL
Ground
Timer Latch Shout-Circuit Detection Input
Power Supply
CH6 Power Supply Control Input
CH1 and CH2 ON/OFF Control Input
CH3 ON/OFF Control Input
CTL1_ 2
CTL3
CTL4
CTL5
RT
CH4 ON/OFF Control Input
CH5 ON/OFF Control Input
Oscillation Frequency Setting Resistor
Oscillation Frequency Setting Capacitor
Triangular Wave Oscillator Regulator Output
CH3 Error Amplifier Inverted Input
CH3 Error Amplifier Output
CT
VB
IN3
FB3
DTC3
IN2
CH3 Dead Time Control
CH2 Error Amplifier Inverted Input
CH2 Error Amplifier Output
FB2
DTC2
IN1
CH2 Dead Time Control
CH1 Error Amplifier Inverted Input
CH1 Error Amplifier Output
FB1
DTC1
OUT1-1
OUT1-2
OUT2-1
OUT2-2
OUT3
PVCC
OUT4
CH1 Dead Time Control
CH1 Main Side Output(P-CH MOSFET)
CH1 Synchronous Rectifier Side Output
CH2 Main Side Output
CH2 Synchronous Rectifier Side Output
CH3 Output(N-CH MOSFET)
Output Circuit Power Supply
CH4 Output
AT1393/C:Drive N-CH MOSFET for boost converter
AT1393A/B:Drive P-CH MOSFET for inverting
44
45
46
47
48
PGND
OUT5-1
OUT5-2
OUT6
RB
Output Circuit Ground
CH5 Main Side Output(N_CH MOSFET)
CH5 Synchronous Rectifier Side Output
CH6 Output
Output Current Setting Resistor
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
2
AIMTRON [ AIMTRON TECHNOLOGY ]
