ap3902p-g1 BCD Semiconductor Manufacturing Limited, ap3902p-g1 Datasheet - Page 7

• Manufacturer Part Number: ap3902p-g1
• Description: Low Power Pwm Switch For Off-line Smps
• Manufacturer: BCD Semiconductor Manufacturing Limited

Typical Application
Sep. 2008 Rev. 1.0
Resistor, NTC Resistor, 5Ω
Resistor, 2 MΩ, 1206
Resistor, 68 kΩ , 1206
Resistor, 3 Ω, 1206
Resistor, 240Ω, 0805
Resistor, 2kΩ, 0805
Resistor, 5.1 MΩ
Resistor, 15 Ω, 1206
Resistor, 200Ω, 0805
Resistor, 12kΩ, 0805
Resistor, 4.7kΩ, 0805
Resistor, 3.1kΩ, 0805
Diode, 1N4007, DO-41
Diode, 1N4148
Diode, FR107, DO-15
Diode, 3100, DO-201
LOW POWER PWM SWITCH FOR OFF-LINE SMPS
AC 85-
264V
J1
Part Type
R1
D1-D4
C1
+
R8
Figure 7. 12V/0.85A Off-Line Adapter Application Circuit
L2
C2
D6
R6
+
+
R3
C4
R4
Designator
D1 to D4
D5, D6
C3
R13
R14
R15
R16
R11
D7
D8
R1
R3
R4
R5
R6
R7
R8
D7
VS
VA
B
AP3902
GND
U1
C
VCC
7
Capacitor, 10μF/400V
Capacitor, 2200pF
Capacitor, 10μF
Capacitor, 22nF, 0805
Capacitor, 0.47μF, 0805
Electrolytic Capacitor, 1000μF
Electrolytic Capacitor, 220μF
Y Capacitor, 2200pF
Capacitor, 1nF, 0805
AP3902, DIP-8
AZ431, TO-92
Opto-Coupler, PC817, DIP-4
Inductor, 300μH/0.3A
Inductor, 10μH/1A
Transformer, EE-20
Zener, 13V/1W
D5
R5
C10
T1
C6
C11
U3
BCD Semiconductor Manufacturing Limited
C5
R7
Part Type
R11
D8
+
U2
C8
L3
R13
C7
C9
R15
+
R14
R16
Z2 Zener
Data Sheet
Designator
12V/0.85A
C1, C2
C4, C5
AP3902
J2
C10
C11
C3
C6
C7
C8
C9
U1
U2
U3
L2
L3
T1
Z2