Datasheet

T
A
-Free-Air Temperature- C
o
1.233
1.234
1.235
1.236
1.237
1.238
- 40 -15 10 35 60 85
V
(fb)
-FeedbackVoltage-V
V
IN
=2.4V
V
IN
-InputVoltage-V
0
10
20
30
40
50
60
1.8 2.4 3.0 3.6 4.2 4.8 5.4 6.0
I
DD(Q)
-QuiescentCurrent- Am
T
A
= -40
o
C
T
A
=25
o
C
T
A
=85 C
o
0
10
20
30
40
50
60
70
80
90
100
- 40 -15 10 35 60 85
T
A
-Free-Air Temperature- C
o
I
(fb)
-FeedbackCurrent-nA
V
IN
=3.6V
V
IN
=5V
V
IN
=2.4V
0
100
200
300
400
500
600
700
- 40 -15 10 35 60 85
r
DS(on)
-On-StateResistance-mW
V
IN
=2.4V
T
A
-Free-Air Temperature- C
o
0
100
200
300
400
500
600
1.8 2.4 3.0 3.6 4.2 4.8 5.4 6.0
V
IN
-InputVoltage-V
r
DS(on)
-On-StateResistance-mW
T
A
=25°C
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
- 40 -15 10 35 60 85
T
A
-Free-Air Temperature- C
o
r
DS(on)
-On-StateResistance- W
V
IN
=2.4V
TPS61045
SLVS440B –JANUARY 2003–REVISED MARCH 2009 www.ti.com
Quiescent Current Feedback Voltage
vs vs
Input Voltage Temperature
Figure 4. Figure 5.
Feedback Current r
DS(on)
Main Switch Q2
vs vs
Temperature Temperature
Figure 6. Figure 7.
Space Space
r
DS(on)
Main Switch Q2 r
DS(on)
Input Switch Q1
vs vs
Input Voltage Temperature
Figure 8. Figure 9.
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