FPF2172(2006) 데이터 시트보기 (PDF) - Fairchild Semiconductor
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FPF2172 Datasheet PDF : 11 Pages
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Electrical Characteristics Cont.
. VIN = 1.8 to 5.5V, TA = -40 to +85°C unless otherwise noted. Typical values are at VIN = 3.3V and TA = 25°C
Parameter
Symbol
Conditions
Min. Typ.
Protections
Current Limit
Thermal Shutdown
ILIM
VIN = 3.3V, VOUT = 2.0V
Shutdown Threshold
200
300
-
140
Return from Shutdown
-
130
Hysteresis
-
10
Under Voltage Shutdown
UVLO
Under Voltage Shutdown Hysteresis
VIN Increasing
1.5
1.6
-
47
Dynamic
Turn on time
Turn off time
VOUT Rise Time
VOUT Fall Time
Over Current Blanking Time
Short Circuit Response Time
tON
tOFF
tR
tF
tBLANK
RL=500Ω, CL=0.1µF
RL=500Ω, CL=0.1µF
RL=500Ω, CL=0.1µF
RL=500Ω, CL=0.1µF
VIN = VON = 3.3V. Moderate
Over-Current Condition.
-
22
-
20
-
13
-
117
5
10
-
3
VIN = VON = 3.3V. Hard Short.
-
20
Max Units
400
mA
-
°C
-
-
1.7
V
-
mV
-
µs
-
µs
-
µs
-
µs
20
ms
-
µs
-
ns
Note 1: Package power dissipation on 1spuare inch pad, 2 oz copper board.
FPF2172 Rev.E
4
www.fairchildsemi.com
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