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Rev. A.2 - J uly., 2004
HPW 7095/ A
3
Copyright
HIPAC Semiconductor, Inc.
www.hipacsemi.com
Pin Description ( Cont.)
PIN
No.
7
8
9
Name
FB5
IN5
INA4
I/O
DESCRIPTION
O
I
I
CH5 Error Amplifier Output Pin.
CH5 Inverted Input Pin of Error Amplifier.
CH4 Inverting Amplifier Input Pin.
CH4 Inverting Amplifier Output Pin.
Connect this pin to INA4 when the inverting amplifier is not used.
CH4 Error Amplifier Output Pin.
CH4 Inverted Input Pin of Error Amplifier.
CH4 Inverted Input Pin of Short Detection Comparator.
CH4 Dead Time Control Pin.
Connect this pin to VREF directly when the dead-time control is not used.
CH1 to CH5 Soft-Start Capacitor Connection Pin.
Leave this pin “Open” to disable the soft-start function.
Reference Voltage Output Pin.
Reference Voltage and Control Circuit Ground Pin.
Short-Circuit Detection Capacitor Connection Pin.
Connect this pin to GND with the shortest distance to disable the timer-latch
short-circuit protection circuit.
Reference Voltage and Control Circuit Power Supply Pin.
Power Supply and CH6 Control Pin.
“H” Level : Operation Mode.
“L” Level : Standby Mode
CH1 and CH2 Control Pin.
“H” Level : Operation Mode.
“L” Level : OFF Mode
CH3 Control Pin.
“H” Level : Operation Mode.
“L” Level : OFF Mode
CH4 Control Pin.
“H” Level : Operation Mode.
“L” Level : OFF Mode
CH5 Control Pin.
“H” Level : Operation Mode.
“L” Level : OFF Mode
Oscillator Frequency Setting Resistor Connection Pin.
Oscillator Frequency Setting Capacitor Connection Pin.
Triangular Wave Oscillator Regulator Output Pin.
CH3 Inverted Input Pin of Error Amplifier.
CH3 Error Amplifier Output Pin.
CH3 Dead Time Control Pin.
Connect this pin to VREF directly when the dead-time control is not used.
CH2 Inverted Input Pin of Error Amplifier.
CH2 Error Amplifier Output Pin.
CH2 Dead Time Control Pin.
Connect this pin to VREF directly when the dead-time control is not used.
CH1 Inverted Input Pin of Error Amplifier.
CH1 Error Amplifier Output Pin.
CH1 Dead Time Control Pin.
Connect this pin to VREF directly when the dead-time control is not used.
CH1 Main-side MOSFET Drive Pin. Connect OUT1-1 to the main MOSFET.
CH1 MOSFET Drive Pin for Synchronous Rectifier.
CH2 Main-side MOSFET Drive Pin.
APW7095 : Drive a p-channel MOSFET for a step-down converter.
APW7095A : Drive an n-channel MOSFET for a step-up converter.
CH2 MOSFET Drive Pin for Synchronous Rectifier
10
OUTA4
O
11
12
13
FB4
IN4
INS4
O
I
I
14
DTC4
I
15
CS
-
16
17
VREF
GND
O
P
18
CSCP
-
19
VCC
P
20
CTL
I
21
CTL1,2
I
22
CTL3
I
23
CTL4
I
24
CTL5
I
25
26
27
28
29
RT
CT
VB
IN3
FB3
-
-
O
I
O
30
DTC3
I
31
32
IN2
FB2
I
O
33
DTC2
I
34
35
IN1
FB1
I
O
36
DTC1
I
37
38
OUT1-1
OUT1-2
O
O
39
OUT2-1
O
40
OUT2-2
O