FPF2300MX Ver la hoja de datos (PDF) - Fairchild Semiconductor
Número de pieza
componentes Descripción
Fabricante
FPF2300MX Datasheet PDF : 19 Pages
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Typical Characteristics
IN
2V/DIV
ON
2V/DIV
OUT
2V/DIV
IN = 5V
ON = 3.3V
COUT = 0.1μF
RL = 500Ω
200μs/DIV
Figure 25. tOFF Response
ON
2V/DIV
tBLANK
IN = 5V
COUT = 10μF
RL = 2.8Ω
FLAGB
2V/DIV
IOUT
1A/DIV
OUT
5V/DIV
2ms/DIV
Figure 26. Over-Current Blanking Time (FPF2300/2)
ON
2V/DIV
FLAGB
2V/DIV
tSTART_BLANK
COUT = 10μF
RL = 3.3Ω
IOUT
1A/DIV
OUT
2V/DIV
2ms/DIV
Figure 27. Startup FLAGB Blanking Time (FPF2303)
ON
2V/DIV
tRSTRT
FLAGB
2V/DIV
IOUT
1A/DIV
OUT
5V/DIV
100ms/DIV
IN = 5V
COUT = 10μF
RL = 2.8Ω
Figure 28. Auto-Restart Time (FPF2300)
IN
5V/DIV
ON
5V/DIV
IN = 5V
ON = 3.3V
RL = 5Ω
COUT = 470μF
IOUT
1A/DIV
COUT = 220μF
COUT = 100μF
COUT = 47μF
200μs/DIV
Figure 29. Current Limit at Startup with
Different Output Capacitor
IN
5V/DIV
ON
5V/DIV
OUT
5V/DIV
IN = 5V
ON = 3.3V
RL = 5Ω
COUT = 47μF
COUT = 220μF
COUT = 100μF
COUT = 470μF
200μs/DIV
Figure 30. Output Voltage at Startup with
Different Output Capacitor
© 2009 Fairchild Semiconductor Corporation
FPF2300/02/03 • Rev. 1.1.3
9
www.fairchildsemi.com
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