FPF2024 Ver la hoja de datos (PDF) - Fairchild Semiconductor
Número de pieza
componentes Descripción
Fabricante
FPF2024 Datasheet PDF : 17 Pages
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Typical Characteristics
VDRV
(Note3)
2V/DIV
FLAGB
2V/DIV
VIN=VON=3.3V
CIN=10uF
COUT=0.1uF
RL=500Ω
TRESTART
ILOAD
100mA/DIV
VOUT
2V/DIV
10 ms/DIV
Figure 13. FPF2024 TRESTART Response
VIN
2V/DIV
VON
2V/DIV
ILOAD
100mA/DIV
VOUT
2V/DIV
VIN=VON=3.3V
CIN=10uF
COUT=10uF
RL=5Ω
50us/DIV
Figure 14. FPF2024 Current Limit Response Time
(Output is loaded by 5Ω and COUT = 10uF)
VIN
2V/DIV
VON
2V/DIV
ILOAD
100mA/
DIV
VOUT
2V/DIV
VIN=VON=3.3V
CIN=10uF
COUT=100uF
RL=5Ω
500us/DIV
Figure 15. FPF2024 Current Limit Response Time
(Output is loaded by 5Ω and COUT = 100uF)
VIN
2V/DIV
VON
2V/DIV
VIN=VON=3.3V
CIN=10uF
ILOAD
2A/DIV
COUT=0.1uF
RL=100Ω
VOUT
2V/DIV
20us/DIV
Figure 16. FPF2024 Short Circuit Response Time
(Output shorted to GND while the switch is in normal operation)
VIN/VON
2V/DIV
ILOAD
100mA/DIV
VIN=VON=3.3V
CIN=10uF
VOUT =GND
VOUT
2V/DIV
20us/DIV
Figure 17. FPF2024 Current Limit Response
(Input and enable pin are tied together and
VOUT is shorted to GND)
VDRV
(Note3)
2V/DIV
ILOAD
100mA/DIV
VIN=VON=3.3V
CIN=10uF
COUT=0.1uF
RL=100Ω
FLAGB
2V/DIV
VOUT
2V/DIV
10 ms/DIV
Figure 18.FPF2027 Over-Current
Over-Current condition is applied while device in normal operation
(FLAGB inserts immediately and reports the fault condition)
©2008 Fairchild Semiconductor Corporation
7
FPF2024/5/6/7 Final. B
www.fairchildsemi.com
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