TPS51220_16 Datasheet, PDF (10/43 Pages) Texas Instruments – Fixed Frequency, 99% Duty Cycle Peak Current Mode Notebook System Power Controller

TPS51220
SLVS785C – OCTOBER 2007 – REVISED JULY 2009
TYPICAL CHARACTERISTICS
VIN SHUTDOWN CURRENT
vs
INPUT VOLTAGE
15
VIN SHUTDOWN CURRENT
vs
JUNCTION TEMPERATURE
15
VIN = 12V
12
12
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9
9
6
6
3
0
5
120
100
80
60
40
20
0
-50
3
RT
0
10
15
20
25
30
-50
V_I - VIN Input Voltage - V
Figure 2.
VIN STANDBY CURRENT
vs
JUNCTION TEMPERATURE
120
100
80
60
40
20
0
0
50
100
150
5
T_J - Junction Temperature - °C
Figure 4.
0
50
100
150
T_J - Junction Temperature - °C
Figure 3.
VIN STANDBY CURRENT
vs
INPUT VOLTAGE
10
15
20
25
30
V_I - VIN Input Voltage - V
Figure 5.
10
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