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FPF2143 Datasheet

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FPF2143 datasheet pdf
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
On-Resistance
ON Input Logic High Voltage
(ON)
ON Input Logic Low Voltage
ON Input Leakage
VIN Shutdown Current
FLAGB Output Logic Low
Voltage
FLAGB Output High Leakage
Current
RON
VIH
VIL
VIN = 3.3V, IOUT = 200mA, TA = 25°C
VIN = 3.3V, IOUT = 200mA, TA = 85°C
VIN = 3.3V, IOUT = 200mA, TA = -40°C to +85°C
VIN = 1.8V
VIN = 5.5V
VIN = 1.8V
VIN = 5.5V
VON = VIN or GND
VON = 0V, VIN = 5.5V,
VOUT = short to GND
VIN = 5V, ISINK = 10mA
VIN = 1.8V, ISINK = 10mA
VIN = VON = 5V
65
0.8
1.4
-1
-2
120
135
0.05
0.12
PGOOD Threshold Voltage
PGOOD Threshold Voltage
Hysteresis
VIN = 5.5V
90
1
PGOOD Output Logic Low
Voltage
PGOOD Output High Leakage
Current
VIN = 5V, ISINK = 10mA
VIN = 1.8V, ISINK = 10mA
VIN = VON = 5V
0.05
0.12
Reverse Block
VOUT Shutdown Current
Protections
VON = 0V, VOUT = 5.5V,
VIN = short to GND
-2
Current Limit
FPF2140, FPF2142,
ILIM
VIN = 3.3V,
VOUT = 3.0V
FPF2143
FPF2144, FPF2146,
FPF2147
200 300
400 600
Thermal Shutdown
Shutdown Threshold TJ increasing
Return from Shutdown
140
130
Hysteresis
10
Under Voltage Lockout
Under Voltage Lockout
Hysteresis
VUVLO VIN Increasing
1.55 1.65
50
Dynamic
Delay On Time
tdON
RL = 500, CL = 0.1µF
Delay Off Time
tdOFF RL = 500, CL = 0.1µF
VOUT Rise Time
tR RL = 500, CL = 0.1µF
VOUT Fall Time
tF RL = 500, CL = 0.1µF
Over Current Blanking Time
tBLANK FPF2140, FPF2142, FPF2144, FPF2146
Auto-Restart Time
tRSTRT FPF2140, FPF2144
Short Circuit Response Time
VIN = VON = 3.3V. Moderate
Over-Current Condition
VIN = VON = 3.3V. Hard Short
Note 1: Package power dissipation on 1 square inch pad, 2 oz. copper board.
25
45
10
110
15 30
225 450
5
30
Max Units
160
180 m
180
V
0.5
V
1
1 µA
2 µA
0.2
V
0.3
1 µA
%
%
0.1 V
0.2 V
1 µA
2 µA
400
mA
800
°C
1.75 V
mV
µs
µs
µs
µs
60 ms
900 ms
µs
ns
FPF2140/42/43/44/46/47 Rev. I
4
www.fairchildsemi.com
Fairchild Semiconductor
Fairchild Semiconductor



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