Data Sheet

© 2003 Fairchild Semiconductor Corporation www.fairchildsemi.com
KA7500C • Rev. 1.0.2 3
KA7500C — SMPS Controller
Typical Application
KA7500C
12
V
CC
11
C2
8
C1
3
COMP IN PUT
-
2
V
REF
14
-15
+1
+16
C
T
5
R
T
6
D.T
4
GN D
7
E1
9
E2
10
O.C
13
KSA1010
V
I
=10V to 40V
1mH, 2A
V
O
=5V
I
O
=1A
GND
47
Ω
150
Ω
1M
Ω
5.1K
Ω
5. 1 K
Ω
5.1K
Ω
150
Ω
47K
Ω
0.001µF
+50µF
50V
+
0.1
+
50 µF
10 V
0.1µF
+
500µF
10V
Figure 2. Pulse-Width Modulated Step-Down Converter