ISL6551_06 Datasheet, PDF (24/26 Pages) Intersil Corporation – ZVS Full Bridge PWM Controller

Simplified Typical Application Schematics
SB+12V
UPPER1
UPPER2
LOWER1
LOWER2
VDD LO
HB VSS
HO LI
HS HI
HIP2100
SB+12V
VDD LO
HB VSS
HO LI
HS HI
HIP2100
SA+12V
+
OUT
-
PGND
UPPER1
UPPER2
LOWER1
LOWER2
SYNC1
SYNC2
LED
SHARE BUS
1.263V
28
VDD
VSS 1
27 VDDP1
CT 2
26 VDDP2
RD 3
25 PGND R_RESDLY 4
24 UPPER1
R_RA 5
23 UPPER2 ISENSE 6
22 LOWER1 PKILIM 7
21 LOWER2 BGREF 8
20 SYNC1 R_LEB 9
19 SYNC2 CS_COMP 10
18 ON/OFF
CSS 11
17 DCOK
EANI 12
16 LATSD
EAI 13
15 SHARE
EAO 14
ISL6551
SB+48V
VS VS
OUT IN
OUT NC
GND GND
MIC4421
VS VS
OUT IN
OUT NC
GND GND
MIC4421
SA+12V
LOWER1
SYNC2
SA+12V
LOWER2
SYNC1
PGOOD
SA+12V
20 UVDLY
VCC 1
19 OVU VSEN VOPP 2
18 PGOOD VOPM 3
17 START VOPOUT 4
16 PEN
VREF5 5
15 VID0
GND 6
14 VID1
BDAC 7
13 VID2 OVUVTH 8
12 VID3
DACHI 9
11 VID4
DACLO 10
ISL6550
200W TELECOMMUNICATION POWER SUPPLY (SEE AN1002 FOR DETAILS)
3.3Vout