SI9113_04 Datasheet, PDF (10/13 Pages) Vishay Siliconix – High-Voltage Current Mode PWM Controller for ISDN Power Supplies

Si9113
Vishay Siliconix
TYPICAL APPLICATION CIRCUITS
28 − 99 V
+V_IN
BR1
4 _{AC +} 1
3 _{AC −} 2
−V_IN
DF02S
+ C1
22 mF
160 V
R9
89 kW
R10
R1 ⁸
1 MW ⁹
C7
10
0.001 mF ₁₁
C6
0.1 mF 12
13
R2
C8 ¹⁴
300 kW 0.01 mF
OSC_IN
OSC_OUT
SS
V_REF
FB
COMP
START
7
V_CC
6
DR
5
GND
4
PWR_G
3
ICS
2
V_IN
1
STOP
Si9113
C3
100 pF
R4
12.7 kW
C5
0.1 mF
R3
5.1 MW
R5
3.96 MW
1 MW
T1
XFMR_EPC17
4 ^D2
40 V
R13
D1
ESIG
3
NS2
C10
2.2 mF
+
D4*
BZX84C43
50 V
5
3
1
COM₂
2.7 W ESIG 8
NP
2 ^D3
3.3 V
C4
1 mF
NS3 ⁹
6
B130LB
NS1
C11 +
220 mF
10 V
1
C12
0.1 mF
COM₁
1, 2, 5, 6
3
Q01 Si3420DV
4
R11
1 kW
C9
470 pF
R7
2W
1_{/2 W}
*Optional
FIGURE 3. Dual Output Flyback Converter with Moderately Regulated Outputs
(As used on Demo Board DB-2)
www.vishay.com
10
Document Number: 71093
S-40746—Rev. B. 19-Apr-04