TLV61220
www.ti.com
SLVSB53 –MAY 2012
EFFICIENCY
vs
MAXIMUM OUTPUT CURRENT vs INPUT VOLTAGE
(VO=5V, Minimum ISW=200mA, L=4.7µH)
OUTPUT CURRENT AND INPUT VOLTAGE (VO=1.8V)
0.27
0.24
0.21
0.18
0.15
0.12
0.09
0.06
0.03
0
100
Vo=1.8V
90
80
70
60
50
40
30
20
10
0
VI=1.2V
VI=1.5V
VI=0.7V
ISW=380mA
Minimum ISW
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
0.01
0.1
1
10
100
Input Voltage - V
Output Current - mA
G00
Figure 3.
Figure 4.
EFFICIENCY
vs
EFFICIENCY
vs
OUTPUT CURRENT AND INPUT VOLTAGE (VO=1.8V)
INPUT VOLTAGE AND OUTPUT CURRENT (VO=5V)
100
100
90
80
70
60
50
40
30
20
10
0
Vo=5V
Vo=3.3V
90
80
70
60
50
40
30
20
10
0
VI=2.4V
VI=3V
VI=40.27V
VI=30.67V
VI=0.7V
VI=10.27V
VI=0.7V
VI=1.2V
0.01
0.1
1
10
100
0.01
0.1
1
10
100
Output Current - mA
Output Current - mA
G000
G000
Figure 5.
Figure 6.
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