TPS79801-Q1, TPS79850-Q1
SLVS822D –MARCH 2009–REVISED AUGUST 2011
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TYPICAL CHARACTERISTICS
LINE REGULATION
vs
LINE REGULATION
vs
INPUT VOLTAGE
INPUT VOLTAGE
2
1.5
1
2.5
TA = 85°C
2
TA = -40°C
TA = 85°C
TA = 25°C
1.5
0.5
0
TA = -40°C
1
TA = 25°C
TPS79801
VEN = 2 V
0.5
0
-0.5
-1
TPS79850
VEN = VIN
VOUT(nom) = 1.275 V
IOUT = 1 mA
IOUT = 1 mA
0
10
20
30
40
50
0
10
20
30
40
50
VIN – Input Voltage – V
VIN – Input Voltage – V
Figure 4.
Figure 5.
DROPOUT VOLTAGE
vs
DROPOUT VOLTAGE
vs
OUTPUT CURRENT
OUTPUT CURRENT
400
350
300
250
200
150
100
50
TA = 85°C
TA = 25°C
TPS79801
VEN = 2 V
TPS79850
VIN = 4.9 V
VEN = VIN
TA = 85°C
TA = 25°C
350
300
250
200
150
100
50
VOUT(nom) = 3.3 V
TA = -40°C
TA = -40°C
0
0
0
0.01
0.02
0.03
0.04
0.05
0.06
0
0.01
0.02
0.03
0.04
IOUT – Output Current – A
0.05
0.06
IOUT – Output Current – A
Figure 6.
Figure 7.
8
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