Typical Characteristics
VON
2 V/div
VIN
2 V/div
IOUT
10 mA/div
VON = 3.3 V
VIN = 3.3 V
CIN = 1 µF
COUT = 0.47 µF
RL = 499 Ω
VOUT
2 V/div
500µs/div
Figure 19. FPF1008 Turn-On Response
VON
2 V/div
VIN
2 V/div
VON = 3.3 V
VIN = 3.3 V
CIN = 1 µF
COUT = 0.47 µF
RL = 499 Ω
IOUT
50 mA/div
VOUT
2 V/div
100µs/div
Figure 20. FPF1008 Turn-Off Response
Load current discharged through on-chip output discharge resistor
VON
2 V/div
VIN
2 V/div
IOUT
500 mA/div
VON = 3.3 V
VIN = 3.3 V
CIN = 1 µF
COUT = 4.7 µF
RL = 10 Ω
VOUT
2 V/div
100 µs/div
Figure 21. FPF1008 Turn-On Response (COUT = 4.7 µF)
VON
2 V/div
VIN
2 V/div
VON = 3.3 V
VIN = 3.3 V
CIN = 1 µF
COUT = 4.7 µF
RL = 10 Ω
IOUT
10 mA/div
VOUT
2 V/div
100 µs/div
Figure 22. FPF1008 Turn-Off Response
VON
2 V/div
VIN
2 V/div
IOUT
500 mA/
VON = 3.3 V
VIN = 3.3 V
CIN = 1 µF
COUT = 10 µF
RL = 10 Ω
VOUT
2 V/div
500µs/div
Figure 23. FPF1008 Turn-On Response (COUT = 10 µF)
VON
2 V/div
VIN
2 V/div
IOUT
10 mA/div
VON = 3.3 V
VIN = 3.3 V
CIN = 1 µF
COUT = 0.47 µF
RL = 499 Ω
VOUT
2 V/div
2 ms/div
Figure 24. FPF1009 Turn-On Response
© 2008 Fairchild Semiconductor Corporation
9
FPF1007-FPF1009 • Rev. 1.0.3
www.fairchildsemi.com