Texas Instruments TPS61040, Руководство пользователя

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Efficiency − %
70
72
74
76
78
80
82
84
86
88
90
0.1 1 10 100
V
I
= 5 V
V
I
= 3.6 V
V
I
= 2.4 V
I
O
− Output Current − mA
V
O
= 18 V
70
72
74
76
78
80
82
84
86
88
90
0.1 1 10 100
TPS61040
TPS61041
I
L
− Load Current − mA
L = 10
µ
H
V
O
= 18 V
Efficiency − %
TPS61040
TPS61041
SLVS413F – OCTOBER 2002 – REVISED DECEMBER 2010 www.ti.com
TYPICAL CHARACTERISTICS
Table 3. Table of Graphs
FIGURE
vs Load current 1, 2, 3
h Efficiency
vs Input voltage 4
I
Q
Quiescent current vs Input voltage and temperature 5
V
FB
Feedback voltage vs Temperature 6
I
SW
Switch current limit vs Temperature 7
vs Supply voltage, TPS61041 8
I
CL
Switch current limit
vs Supply voltage, TPS61040 9
vs Temperature 10
R
DS(on)
R
DS(on)
vs Supply voltage 11
Line transient response 12
Load transient response 13
Start-up behavior 14
EFFICIENCY EFFICIENCY
vs vs
OUTPUT CURRENT LOAD CURRENT
Figure 1. Figure 2.
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