TPS51211
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SLUSAA7 –NOVEMBER 2010
TYPICAL CHARACTERISTICS (continued)
SWITCHING FREQUENCY
SWITCHING FREQUENCY
vs
vs
INPUT VOLTAGE
OUTPUT CURRENT
500
1000
100
10
I
= 10 A
OUT
450
400
350
300
250
1
V
= 12 V
IN
200
0.1
6
8
10
12
14
16
18
20
22
0.001
0.01
0.1
1
10
100
VIN – Input Voltage – V
IOUT – Output Current – A
Figure 5.
Figure 6.
OUTPUT VOLTAGE
vs
OUTPUT VOLTAGE
vs
OUTPUT CURRENT
INPUT VOLTAGE
1.12
1.11
1.10
1.09
1.08
1.12
1.11
1.10
1.09
1.08
I
= 20 A
OUT
I
= 0 A
OUT
V
= 12 V
IN
0.001
0.01
0.1
1
10
100
6
8
10
12
14
16
18
20
22
IOUT – Output Current – A
VIN – Input Voltage – V
Figure 7.
Figure 8.
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