Datasheet

0
10
20
30
40
50
60
70
80
90
100
Efficiency - %
0.01 0.1 1 10
100
I - Output Current - mA
O
V ~
Standby Operation
O
V
I
V = 4.5 V
I
V = 2.7 V
I
V = 3 V
I
V = 3.3 V
I
V = 3.6 V
I
4.41
4.46
4.50
4.55
4.59
0.1 1 10 100
1000
I - Output Current - mA
O
V - DC Output Voltage - V
O
V = 2.5 V
I
V = 4.5 V
I
V = 3.6 V
I
V = 4.5 V
PFM/PWM Operation
O
I = 300 mA
O
2.5 2.7 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5 4.7 4.9 5.1 5.3 5.5
V - Input Voltage - V
I
70
72
74
76
78
80
82
84
86
88
90
92
94
96
98
100
Efficiency - %
V = 5 V
PFM/PWM Operation
O
I = 100 mA
O
I = 10 mA
O
I = 800 mA
O
50
55
60
65
70
75
80
85
90
95
100
Efficiency - %
0 1 10 100 1000 10000
I - Output Current - mA
O
V = 4.2 V
I
V = 4.5 V
I
V = 3.3 V
I
V = 3.6 V
I
V = 5 V (TPS61253),
I = Pulse Operation (t = 20 ms, = 10%),
PFM/PWM Operation
O
O pulse
d
TPS61253, TPS61254, TPS61256
TPS61258, TPS61259
www.ti.com SLVSAG8C –SEPTEMBER 2011–REVISED AUGUST 2012
EFFICIENCY EFFICIENCY
vs vs
OUTPUT CURRENT INPUT VOLTAGE
Figure 5. Figure 6.
EFFICIENCY DC OUTPUT VOLTAGE
vs vs
OUTPUT CURRENT OUTPUT CURRENT
Figure 7. Figure 8.
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