Datasheet

ADP1053 Data Sheet
Rev. A | Page 12 of 84
APPLICATION CIRCUITS
ACSNS
CS1_A
V
IN
= 36V DC TO 60V DC
100nH
Q1
Q2
Q3
Q4
Q6
Q7
Q8
Q5
DRIVER
DRIVER
iCoupler
iCoupler
7µH
VDD = 10V
VDD = 10V
DRIVER
VDD = 10V
DRIVER
VDD = 10V
3.3V
ADuM3210
ADuM3210
5V
3.3V
5V
OUT2
OUT1
3:5
OUT1
OUT2
OUT5
OUT7
ADP1053
OUT3
OUT4
OUT6
OUT8
CS2–_A
CS2+_A
VS+_A
VS–_A
2mΩ
LOAD
V
OUT
A+
48V/6.5A
V
OUT
A–
CS1_A
CS1_B VS+_BVS–_B
CS2–_B CS2+_B
ACSNS
1kΩ
DUPLICATE THE ABOVE SCHEMATICS FOR CHANNEL B
10241-005
V
OUT
B+
V
OUT
B–
Figure 5. Application Circuit 1—Buck Preregulator Followed by a Fixed PWM Full-Bridge Topology with Synchronous Rectification