Datasheet

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0
0.5
1
1.5
2
2.5
3
3.5
10 60 110 160 210 260 310
TPS61121
(LDO OUTPUT
VOLTAGE 1.5 V)
TPS61122
(LDO OUTPUT
VOLTAGE 3.3 V)
LDO Dropout Voltage - V
LDO Output Current - mA
3.2
3.22
3.24
3.26
3.28
3.3
3.32
3.34
3.36
3.38
3.4
0 50 100 150 200 250 300 350 400
LDO Output Voltage - V
LDO Output Current - mA
0
5
10
15
20
1.8 2 2.2 2.4 2.6 2.8 3 3.2
85°C
25°C
-40°C
LDOIN Input Voltage - V
Supply Current Into LDOIN -
Aµ
PSRR - dB
f - Frequency - Hz
LDOIN = 3.3 V
1k
10k 100k
1M
10M
0
10
20
30
40
70
60
50
80
LDO Output Current 10 mA
LDO Output Current 200 mA
TPS61120
TPS61122, TPS61121
SLVS427C – JUNE 2002 – REVISED APRIL 2004
TPS61122
LDO OUTPUT VOLTAGE LDO DROPOUT VOLTAGE
vs vs
LDO OUTPUT CURRENT LDO OUTPUT CURRENT
Figure 17. Figure 18.
TPS61121 TPS61121
SUPPLY CURRENT INTO LDOIN PSRR
vs vs
LDO INPUT VOLTAGE FREQUENCY
Figure 19. Figure 20.
12