TL750L Datasheet, PDF (6/19 Pages) Texas Instruments – LOW-DROPOUT VOLTAGE REGULATORS

TL750L, TL751L SERIES
LOW-DROPOUT VOLTAGE REGULATORS
SLVS017S – SEPTEMBER 1987 – REVISED AUGUST 2005
TYPICAL CHARACTERISTICS
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TL750L05
EQUIVALENT SERIES RESISTANCE
vs
LOAD CURRENT
1.0
0.9
C_L = 10-µF Tantalum Capacitor
T_A = − 40°C to 125°C
0.8
Potential Instability Region
0.7
0.6
0.5
0.4
0.3
Region of Best Stability
0.2
0.1
0.024
0
0
Potential Instability Region
10
80
120
150
I_L − Load Current − mA
Figure 1.
TL750L05
INPUT CURRENT
vs
INPUT VOLTAGE
40
TRANSIENT INPUT VOLTAGE
vs
TIME
60
T_A = 25°C
V_I = 14 V + 46e^{(−t/0.230)}
50
for t ≥ 5 ms
40
30 ¡¡¡¡
t_r = 1 ms
20
10
0
0
100 200 300 400 500 600
t − Time − ms
Figure 2.
TL750L12
INPUT CURRENT
vs
INPUT VOLTAGE
60
35
50
30
40
25
20
30
15
10
5
0
0
1
2
3
4
5
6
V_I − Input Voltage − V
Figure 3.
20
10
0
0
2
4
6
8 10 12 14
V_I − Input Voltage − V
Figure 4.
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