Datasheet

   
   
SLUS419C − AUGUST 1999 − REVISED NOVEMBER 2001
13
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UDG−99138
12 10
9 5
2
6
11
13
7
8
4 3
1
16
17
15 18
19 14
20
OVP/ENBL VSENSE VAOUT ISENSE MOUT CAOUT IAC VFF PKLIMIT VREF
GT1 GT2
VCC
CT RT
GND
PWRGND
SS2
VERR
ISENSE2
UCC38500
V
REF
Q5
R25
V
CC
R7
R6
GT1 GT2
D10
D9
C27
PKLIMIT
C28
R17
C19
C22
R28
C25
R23 R34
R21
R22 R33 R20
C2
R15
R5
L1 D3
D1
GT1
R14 R29
PKLIMIT
R19
C26
V
REF
R18
R24
C29 C30
ISENSE2
GT2
R13
R2
C5
PWR
GND
GT2
12V 10A
+
−
L2
T1
Q2
Q1
Q3
D11
VAC
85−265V
RMS
D6
D4
T2
D8
U1
C7
SGND
SGND
SGND
PGND2
PGND
PGND
PGNDPGND
SGND
PGND
D5
D7
C12 C20
L1
V
CC
BIAS
CIRCUIT
V
CC
V
CC
BIAS
CIRCUIT
PGND
C23
PGND2
PGND2
D14
R36
R16
C14 R35
R27
D13
R31
C8
R30
R10
R12 R11
C21
C16
C3
PGND
C24
D2
R1C4
C18
R4
C6
D15
D12
D16
AC−N
AC−L
Vout +
Vout −
V
REF
R3
R39
C13
ISENSE2
C17
H11AV1
3
2 1
4 5
6
U3
SGND
R38
C15
Q5
Figure 9. Typical Application Circuit