FAN103_10 Datasheet, PDF (13/16 Pages) Fairchild Semiconductor – Primary-Side-Regulation PWM Controller (PWM-PSR)

Typical Application Circuit (Primary-Side-Regulated Flyback Charger)
Application
Fairchild Devices Input Voltage Range
Output
Output DC Cable
Cell Phone Charger
FAN103
90~265VAC
5V/1A (5W)
AWG26, 1.8 Meter
Features
ƒ High efficiency (>68.17% at Full Load) Meeting EPS 2.0 Regulation with Enough Margin
ƒ Low standby (Pin <30mW at No Load Condition)
ƒ Tight output regulation (CV: ±5%, CC: ±5%)
6
74.00%
5
72.00%
4
70.00%
68.00%
3
90Vac
115Vac
230Vac
264Vac
66.00%
2
64.00%
1
62.00%
0.250
0.500
0.750
0
1.000
0
200 400 600 800 1000 1200 1400
Figure 27. Measured Efficiency and Output Regulation
Figure 28. Schematic of Typical Application Circuit
© 2010 Fairchild Semiconductor Corporation
FAN103 • Rev. 1.0.3
13
www.fairchildsemi.com