TPS54332
SLVS875B –JANUARY 2009–REVISED FEBRUARY 2012
www.ti.com
TYPICAL CHARACTERISTICS (continued)
MINIMUM CONTROLLABLE ON
MINIMUM CONTROLLABLE DUTY
VOLTAGE REFERENCE
vs
TIME
vs
RATIO
vs
JUNCTION TEMPERATURE
JUNCTION TEMPERATURE
JUNCTION TEMPERATURE
14
13.5
13
0.824
0.818
0.812
0.806
0.8
140
VIN = 12 V
VIN = 12 V
VIN = 12 V
130
120
110
12.5
12
11.5
11
0.794
0.788
10.5
10
100
90
0.782
0.776
9.5
9
-50
-25
0
25
50
75
100
125
150
-50
-25
0
25
50
75
100
125
150
-50
-25
0
25
50
75
100
125
150
T
- Junction Temperature - °C
T
- Junction Temperature - °C
J
J
T
- Junction Temperature - °C
J
Figure 4.
Figure 5.
Figure 6.
SS CHARGE CURRENT
vs
CURRENT LIMIT THRESHOLD
vs
JUNCTION TEMPERATURE
INPUT VOLTAGE
7
2.1
T
= 25°C
J
VIN = 12 V
6.5
6
T
= 150°C
J
2.05
5.5
5
T = -40°C
J
2
4.5
4
3.5
3
1.95
1.9
-50
-25
0
25
50
75
100
125
150
3
8
13
18
23
28
V - Input Voltage - V
I
T
- Junction Temperature - °C
J
Figure 7.
Figure 8.
SUPPLEMENTAL APPLICATION CURVES
TYPICAL MINIMUM OUTPUT VOLTAGE
TYPICAL MAXIMUM OUTPUT VOLTAGE
vs
vs
INPUT VOLTAGE
INPUT VOLTAGE
3.75
30
25
20
15
10
3.25
2.75
I
= 3.5 A
I
= 3.5 A
O
O
2.25
1.75
5
0
1.25
0.75
23
28
3
8
13
18
18
13
23
28
8
3
V - Input Voltage - V
I
V - Input Voltage - V
I
Figure 9.
Figure 10.
6
Submit Documentation Feedback
Copyright © 2009–2012, Texas Instruments Incorporated
Product Folder Link(s): TPS54332