isl6571 Intersil Corporation, isl6571 Datasheet - Page 10

• Manufacturer Part Number: isl6571
• Description: Complementary Mosfet Driver And Synchronous Half-bridge Switch
• Manufacturer: Intersil Corporation

+12VIN
POWER
GOOD
+5VIN
C
C
C
C
C
>
PVCC2-5
VIN2-5
VCC2-5
OUT_HF
OUT_BULK
R
FS
HIGH-FREQUENCY
>
R
>
PG
DECOUPLING
ADDITIONAL
1 to each of PVCC2-5
1 to each of VCC2-5
2 to each of VIN2-5
varied HF mix to V
varied bulk mix to V
19
5
4
3
2
1
8
PGOOD
FS/DIS
VID0
VID1
VID2
VID3
VID4
GND
9
HIP6301
R
20
VCC
U1
OFFSET
10
OUT
OUT
VSEN
PWM2
PWM4
COMP
ISEN2
PWM3
ISEN3
ISEN4
PWM1
ISEN1
10
FB
C
FIGURE 13. TYPICAL ISL6571 APPLICATION CIRCUIT
15
16
13
VCC1
14
18
17
7
11
12
6
R3
C3
C2
R1
C1
R2
ISL6571
PWM
LGATE1
LGATE2
PWM
PWM
PWM
LGATE1
LGATE2
LGATE1
LGATE2
LGATE1
LGATE2
VCC
VCC
VCC
VCC
LGATE
LGATE
LGATE
LGATE
ISL6571
ISL6571
ISL6571
ISL6571
L
PVCC
IN
PVCC
PVCC
PVCC
U3
GND
U4
U5
U2
GND
GND
GND
PHASE
PHASE
PHASE
PHASE
PGND
BOOT
PGND
PGND
PGND
BOOT
BOOT
BOOT
VIN
VIN
VIN
VIN
+
+
+
+
R
R
R
R
C
C
C
SNS1
C
SNS3
SNS3
SNS2
IN1
IN3
IN4
IN2
C
C
C
C
BOOT3
BOOT4
BOOT2
L
BOOT1
OUT2
C
L
L
L
OUT
OUT3
OUT4
OUT1
+
FN9082.4
V
OUT