ISL6754 Datasheet, PDF (3/19 Pages) Intersil Corporation – ZVS Full-Bridge PWM Controller with Adjustable Synchronous Rectifier Control

Typical Application - High Voltage Input Primary Side Control ZVS Full-Bridge Converter
VIN+
CR2
T3
CR3
+
C1
Q8A
Q8B
Q1
R15
C2
Q2
R16
Q5A
Q5B
C3
T1
400 VDC
Q10A
C4
Q9A
Q10B
Q9B
Q12
Q13
R17
Q6A
Q4
Q6B
VIN-
C13
Q3
Q7A
Q7B
T2
CR1
R6
R5
R1
R4
R13
R7
1 VREF
SS 20
2 VERR
VADJ 19
3 CTBUF
VDD 18
R8
4 RTD
OUTLL 17
5 RESDEL OUTLR 16
6 CT
OUTUL 15
7 FB
OUTUR 14
8 RAMP OUTLLN 13
9 CS
U1
10 IOUT
OUTLRN 12
GND 11
R11
U1
BIAS
VDD
R12
C9
R2
R3
C5 C6
C7
C8
R9
R10
C10
R14
EL7212
U5
C12
T4
CR4
U2
C11
EL7212
R21
U4
R22
R18
L1
C15
C16
+
C14
+ Vout
RETURN
R20
R19
R23
C17
C18
R24
U3
TL431
R25