AT1393/A/B/C
Preliminary Product Information
6-Channel DC-DC Converter IC for DSC
2F, No.10, Prosperity RD. II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C.
Tel: 886-3-563-0878 WWW: http://www.aimtron.com.tw
Fax: 886-3-563-0879 Email: service@aimtron.com.tw
2
Pin Description
Pin No. Pin name Function
1SWOUTOut
ut Switch Control Circuit Out
u
2 SWIN Output Switch Control Circuit Input
3 FB6 CH6 Error Amplifier Output
4 IN6 CH6 Error Amplifier Inverted Input
5 CIN6 CH6 Soft Start Setting
6 DTC5 CH5 Dead Time Control
7 FB5 CH5 Error Amplifier Output
8 IN5 CH5 Error Amplifier Inverted Input
9 INA4 CH4 Inverting Amplifier Input
10 OUTA4 CH4 Inverting Amplifier Output
11 FB4 CH4 Error Amplifier Output
12 IN4 CH4 Error Amplifier Inverted Input
13 INS4 CH4 Short Detection Comparator Inverter Input
14 DTC4 CH4 Dead Time Control
15 CS CH1 to CH5 Soft Start Setting
16 VREF Reference 2.5V Output
17 AGND Ground
18 CSCP Timer Latch Shout-Circuit Detection Input
19 VCC Power Supply
20 CTL CH6 Power Supply Control Input
21 CTL1_ 2 CH1 and CH2 ON/OFF Control Input
22 CTL3 CH3 ON/OFF Control Input
23 CTL4 CH4 ON/OFF Control Input
24 CTL5 CH5 ON/OFF Control Input
25 RT Oscillation Frequency Setting Resistor
26 CT Oscillation Frequency Setting Capacitor
27 VB Triangular Wave Oscillator Regulator Output
28 IN3 CH3 Error Amplifier Inverted Input
29 FB3 CH3 Error Amplifier Output
30 DTC3 CH3 Dead Time Control
31 IN2 CH2 Error Amplifier Inverted Input
32 FB2 CH2 Error Amplifier Output
33 DTC2 CH2 Dead Time Control
34 IN1 CH1 Error Amplifier Inverted Input
35 FB1 CH1 Error Amplifier Output
36 DTC1 CH1 Dead Time Control
37 OUT1-1 CH1 Main Side Output(P-CH MOSFET)
38 OUT1-2 CH1 Synchronous Rectifier Side Output
39 OUT2-1 CH2 Main Side Output
40 OUT2-2 CH2 Synchronous Rectifier Side Output
41 OUT3 CH3 Output(N-CH MOSFET)
42 PVCC Output Circuit Power Supply
43 OUT4 CH4 Output
AT1393/C:Drive N-CH MOSFET for boost converter
AT1393A/B:Drive P-CH MOSFET for inverting
44 PGND Output Circuit Ground
45 OUT5-1 CH5 Main Side Output(N_CH MOSFET)
46 OUT5-2 CH5 Synchronous Rectifier Side Output
47 OUT6 CH6 Output
48 RB Output Current Setting Resistor