TPS799XX_07 Datasheet, PDF (5/28 Pages) Texas Instruments – 200mA, Low Quiescent Current, Ultra-Low Noise, High PSRR Low Dropout Linear Regulator

TPS799xx
www.ti.com
SBVS056H – JANUARY 2005 – REVISED MAY 2007
TYPICAL CHARACTERISTICS
Over operating temperature range (T_J= –40°C to +125°C), V_IN = V_OUT(TYP) + 0.3V or 2.7V, whichever is greater; I_OUT = 1mA, V_EN = V_IN,
C_OUT = 2.2µF, C_NR = 0.01µF, unless otherwise noted. For TPS79901, V_OUT = 3.0V. Typical values are at T_J = +25°C.
28.50
LOAD REGULATION
21.38
14.25
7.13
0
T_J = +25°C
T_J = −40°C
−7.13
−14.25
−21.38
T_J = +125°C
T_J = +85°C
−28.50
0
50
100
150
200
I_OUT (mA)
Figure 3.
1.0
0.8
0.6
0.4
0.2
0
−0.2
−0.4
−0.6
−0.8
−1.0
2.5
LINE REGULATION
I_OUT = 100mA
T_J = −40°C
T_J = +25°C
T_J = +85°C
T_J = +125°C
3.5
4.5
5.5
6.5
7.5
V_IN (V)
Figure 4.
OUTPUT VOLTAGE vs
JUNCTION TEMPERATURE
2.0
1.5
1.0
0.5
I_OUT = 1mA
I_OUT = 100mA
0
−0.5
−1.0
I_OUT = 200mA
−1.5
−2.0
−40 −25 −15 5 20 35 50 65 80 95 110 125
T_J (°C)
Figure 5.
200
180
160
140
120
100
80
60
40
20
0
0
TPS799285 DROPOUT VOLTAGE vs
OUTPUT CURRENT
T_J = +125_ C
T_J = +85_ C
T_J = +25_C
T_J = −40_ C
50
100
150
200
I_OUT (mA)
Figure 6.
TPS799285 DROPOUT VOLTAGE vs
JUNCTION TEMPERATURE
200
180
160
I_OUT = 200mA
140
120
100
80
I_OUT = 100mA
60
40
20
I_OUT = 1mA
0
−40 −25 −15 5 20 35 50 65 80 95 110 125
T_J (°C)
Figure 7.
110
100
90
80
70
60
50
40
30
20
10
0
2.5
TPS79901 DROPOUT vs
INPUT VOLTAGE
I_OUT = 200mA
3.0 3.5 4.0 4.5 5.0 5.5 6.0 6.5 7.0
V_IN (V)
Figure 8.
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