Datasheet

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0
10
20
30
40
50
60
70
80
90
100
0.1 1
10 100 1000
V
I
= 3.3 V
V
I
= 2.4 V
Efficiency - %
I
O
- Output Current - mA
V
O
= 5 V
60
80
90
100
Efficiency - %
V
I
- Input Voltage - V
I
O
= 100 mA
I
O
= 10 mA
1.8 2 2.6 2.8 32.2 2.4 3.2
70
I
O
= 200 mA
0
2
4
6
8
10
12
14
1.8 2 2.2 2.4 2.6 2.8 3 3.2
85°C
25°C
-40°C
V
I
- Input Voltage - V
No-Load Supply Current Into VBAT -
Aµ
3.20
3.22
3.24
3.26
3.28
3.30
3.32
3.34
3.36
3.38
3.40
0 200 400 600 800
- Output Voltage - V
I
O
- Output Current - mA
V
O
V
I
= 2.4 V
TPS61120
TPS61122, TPS61121
SLVS427C – JUNE 2002 – REVISED APRIL 2004
TPS61120 TPS61121
BOOST CONVERTER EFFICIENCY BOOST CONVERTER EFFICIENCY
vs vs
OUTPUT CURRENT INPUT VOLTAGE
Figure 5. Figure 6.
TPS61121 TPS61121
BOOST CONVERTER OUTPUT VOLTAGE NO-LOAD SUPPLY CURRENT INTO VBAT
vs vs
OUTPUT CURRENT INPUT VOLTAGE
Figure 7. Figure 8.
9