ON Semiconductor NCP1201 Manual page 2

Pwm current mode controller for universal off line supplies featuring low standby power with fault protection modes
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BR1
DF06S
+
4
3
90X264
Vac
C1
4.7 m
400 V
* Please refer to the application information section.
L1
470 mH
0.2 A
R1
195.7 k
+
+
C2
4.7 m
400 V
R2
4.3 k
L2
470 mH
0.2 A
Figure 1. Typical Application Example
http://onsemi.com
NCP1201
C3
470 p
250 V
1.0 W
*
U1
1 1
8
1N4937
2
6
3
4
5
NCP1201
MTD1N60E
+ C4
10 mF
0.5 W
2
R3
100 k
T1
6.5 V, 600 mA
L3
D2
47 mH
1N5819
1.0 A
D1
+ C5
10 m
Q1
C7
1.0 n
250 VAC Y1
SFH6156−2
4
1
R4
2
2.7
U2
D3
5V1
+
+ C6
10 m

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