Datasheet

SWITCHINGFREQUENCY
vs
INPUTVOLTAGE
0
100
200
300
400
500
6 8 10 12 14 16 18 20 22 24 26
V
IN
-InputVoltage-V
f
SW
- Swithching Frequency - kHz
TONSEL =2V
CH1
CH2
SWITCHINGFREQUENCY
vs
INPUTVOLTAGE
0
100
200
300
400
500
6 8 10 12 14 16 18 20 22 24 26
V
IN
-InputVoltage-V
f
SW
- Swithching Frequency - kHz
TONSEL =3.3V
CH1
CH2
CURRENT SENSE CURRENT
vs
JUNCTION TEMPERATURE
6
7
8
9
10
11
12
13
14
-
50
0 50 100 150
T
J
- Junction Temperature - °C
- Current Sense Current - mA
I
TRIP
SWITCHINGFREQUENCY
vs
INPUTVOLTAGE
0
100
200
300
400
500
6 8 10 12 14 16 18 20 22 24 26
V
IN
-InputVoltage-V
f
SW
- Swithching Frequency - kHz
TONSEL =GND
CH1
CH2
TPS51123
SLUS890E –DECEMBER 2008–REVISED JANUARY 2013 www.ti.com
TYPICAL CHARACTERISTICS (continued)
Figure 9. Figure 10.
Figure 11. Figure 12.
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