mm1548 Mitsumi Electronics, Corp., mm1548 Datasheet - Page 12

• Manufacturer Part Number: mm1548
• Description: Secondary-side Control For Energy-saving Ac Adaptor
• Manufacturer: Mitsumi Electronics, Corp.

MITSUMI
Application Circuit
AC100V
INPUT
R20
10
D1
L1
Q4
6.8
R1
Q2
R12
10k
C11
2200p
Q3
470
R10
100k
R14
4700p
470
R9
C3
Secondary-side Control for Energy-Saving AC Adaptor MM1548
Q6
D2
Q1
T1
PH1
0.0056
C13
D3
µ
L2
V
PO1
CC
R19
10
MM 1548
0.22
470
R15
Q5
C10
CNT OUT
µ
GND CS
0.22
R16
470
R17
DC4.9V
520mA
OUTPUT
+
–