Datasheet

TPS7301Q, TPS7325Q, TPS7330Q, TPS7333Q, TPS7348Q, TPS7350Q
LOW-DROPOUT VOLTAGE REGULATORS
WITH INTEGRATED DELAYED RESET FUNCTION
SLVS124F – JUNE 1995 – REVISED JANUARY 1999
23
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 11
TPS7325
QUIESCENT CURRENT
vs
FREE-AIR TEMPERATURE
300
250
200
350
400
–50 –25 0 25 50 75 100 125
– Quiescent Current –
I
Q
Aµ
T
A
– Free-Air Temperature – °C
450
500
V
I
= 10 V
V
I
= 3.5 V
I
L
= 750 mA
Figure 12
DROPOUT VOLTAGE
vs
OUTPUT CURRENT
0.25
0.2
0.1
0.05
0
0.15
0 50 100 150 200 250 300
0.3
350 400 450 500
T
A
= 25°C
TPS7348
TPS7350
Dropout Voltage – V
I
O
– Output Current – mA
TPS7333
TPS7330
TPS7325
Figure 13
– Change In Dropout Voltage – mV
CHANGE IN DROPOUT VOLTAGE
vs
FREE-AIR TEMPERATURE
10
8
6
4
2
0
–2
–4
–6
–8
–10
–50 –25 0 25 50 75 100 125
I
O
= 100 mA
T
A
– Free-Air Temperature – °C
V
DO
∆
Figure 14
0 50 100 150 200 250
1.6
1.4
1.2
1
0.8
0.6
0.4
0.2
0
– Dropout Voltage – VV
DO
I
O
– Output Current – mA
TPS7301
DROPOUT VOLTAGE
vs
OUTPUT CURRENT
V
I
= 2.9 V
V
I
= 2.4 V
V
I
= 2.6 V
V
I
= 3.2 V
V
I
= 3.9 V
V
I
= 5.9 V
V
I
= 9.65 V
T
A
= 25°C