TPS79801-Q1, TPS79850-Q1
SLVS822D –MARCH 2009–REVISED AUGUST 2011
www.ti.com
TYPICAL CHARACTERISTICS (continued)
QUIESCENT CURRENT
QUIESCENT CURRENT
vs
vs
OUTPUT CURRENT
OUTPUT CURRENT
1800
1600
1400
1200
1000
800
600
400
200
0
1800
1600
1400
1200
1000
800
600
400
200
0
TPS79801
VIN = 7 V
VEN = VIN
TPS79850
VIN = 6 V
VEN = VIN
TA = 25°C
VOUT(nom) = 5 V
TA = 25°C
0
0.01
0.02
0.03
0.04
0.05
0
0.01
0.02
0.03
0.04
0.05
IOUT – Output Current – A
IOUT – Output Current – A
Figure 12.
Figure 13.
REVERSE BATTERY LEAKAGE
POWER SUPPLY RIPPLE REJECTION
vs
vs
INPUT VOLTAGE
FREQUENCY
100
90
80
70
60
50
40
30
20
10
0
VIN = 7 V DC + 20 mVp-p AC
VIN = 6 V DC + 20 mVp-p AC
TPS79850
VEN = VIN
IOUT = 50 mA
TA = 25°C
VIN = 5.5 V DC + 20 mVp-p AC
CIN = Open
COUT = 10 µF
1.E1+001 1.1E0+002 1.E1+k03 1.1E0+k04 11.E0+00k5 1.E1+M06 11.E0+M0
Frequency – Hz
Figure 14.
Figure 15.
10
Copyright © 2009–2011, Texas Instruments Incorporated
TI [ TEXAS INSTRUMENTS ]
