Datasheet

 
  
SLVS077D – APRIL 1977 – REVISED FEBRUARY 2003
12
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
APPLICATION INFORMATION
†
SG2524
COMP
.
CURR LIM+
EMIT 2
COL 2
COL 1
EMIT 1
GND
OSC OUT
C
T
R
T
REF OUT
IN+
IN–
0.01 µF
0.1 µF
5 kΩ
5 kΩ
2 kΩ
50 µF
–5 V
20 mA
1N916
1N91620 µF
1N916
15 kΩ
V
CC
= 15 V
V
CC
CURR LIM–
SHUTDOWN
+
1
2
16
6
7
10
3
11
12
13
14
4
5
9
8
15
5 kΩ
+
Figure 12. Capacitor-Diode Output Circuit
V
CC
= 5 V
0.1 µF
1 MΩ
300 Ω
1N916
1N916
20T
200 Ω
–15 V
20 mA
15 V
50 µF
50 µF
50T
50T
TIP29A
1 Ω
1N916
620 Ω
510 Ω
2N2222
4.7 µF
0.001 µF
0.02 µF
5 kΩ
2 kΩ
100 µF
5 kΩ
5 kΩ
SG2524
V
CC
OSC OUT
GND
COMP
CURR LIM+
EMIT 2
COL 2
COL 1
EMIT 1
CURR LIM–
C
T
R
T
REF OUT
IN+
IN–
+
+
SHUTDOWN
25 kΩ
+
+
1
2
16
6
7
10
3
11
12
13
14
4
5
9
15
8
Input
Return
Figure 13. Flyback Converter Circuit
†
Throughout these discussions, references to the SG2524 apply also to the SG3524.