Datasheet

TPS7201Q, TPS7225Q, TPS7230Q
TPS7233Q, TPS7248Q, TPS7250Q, TPS72xxY
MICROPOWER LOW-DROPOUT (LDO) VOLTAGE REGULATORS
SLVS102G – MARCH 1995 – REVISED JUNE 2000
18
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 5
190
180
160
150
0 50 100 150
– Quiescent Current –
200
220
QUIESCENT CURRENT
vs
OUTPUT CURRENT
230
200 250
170
210
I
Q
Aµ
I
O
– Output Current – mA
T
A
= 25°C
TPS7248 V
I
= 10 V
TPS7233 V
I
= 10 V
TPS7250 V
I
= 10 V
TPS7248 V
I
= 5.85 V
TPS7250 V
I
= 6.0 V
TPS7233 V
I
= 4.3 V
Figure 6
100
50
0
0123456
150
200
QUIESCENT CURRENT
vs
INPUT VOLTAGE
250
78910
– Quiescent Current –
I
Q
Aµ
V
I
– Input Voltage – V
T
A
25°C
I
O
= 250 mA
TPS7248
TPS7233
TPS7250
TPS7201 With
V
O
Programmed to 2.5 V
Figure 7
10
0
– Change in Quiescent Current –
30
20
40
CHANGE IN QUIESCENT CURRENT
vs
FREE-AIR TEMPERATURE
50
∆I
Q
Aµ
–10
–20
–30
– 40
– 40 – 20 0 20 40 60 80 100 120 140
T
A
– Free-Air Temperature – °C
I
O
= 10 mA
V
I
= V
O
+ 1 V
Figure 8
200
0
0 50 100 150
– Dropout Voltage – mV
DROPOUT VOLTAGE
vs
OUTPUT CURRENT
400
200 250
100
300
V
DO
I
O
– Output Current – mA
TPS7233
TPS7248
TPS7250
T
A
= 25°C
TPS7230
TPS7225
500
600