HV9606X Supertex Inc, HV9606X Datasheet - Page 9

• Manufacturer Part Number: HV9606X
• Description: HV9606 Current-Mode PWM Controller with Supervisor
• Manufacturer: Supertex Inc

Application Information
Typical Board Mounted Power (BMP) Supply
+48V
GND
Supertex, Inc. 1235 Bordeaux Drive, Sunnyvale, CA 94089 TEL: [phone] FAX: [phone] www.supertex.com
Optional Connection to SYNC Pin
of other HV9606 DC/DC Converters
or Master Clock
C1
48V to 3.3V @ 20A Isolated Synchronous Forward Converter with Resonant Core Reset
R2
R1
C2
R3
D3
C3
C5
R4
R12
C4
Q1
10
1
2
3
4
5
6
7
8
9
VDD
START
STOP
Vin
REF
SS
SYNC
RT
SGND
PGND
1N4148
D1
U1
STATUS
SENSE
COMP
GATE
VX2
FB
CA
CB
CS
R13
NI
20
19
18
17
16
15
14
13
12
11
C8
R5
C7
C6
D5
D4
Active
Snubber
Circuit
R6
R7
IRF530S
9
M1
R8
T1
R9
MOC207
M2 and M3
2 x Si4884DY
U3
M4 and M5
2 x Si4884DY
R10
C9
R11
OUT
LM3411
B320A
D2
U2
L1
(-) GND
(+) IN
1.23V
C10
C11
COMP
Rf
31K
4/15/2002-R.L2
HV9606
+
-
3.3V
@
20A