Datasheet

T =roomtemperature,
noairflow
A
25
50
75
100
125
150
0 0.5 1 1.5 2 2.5 3 3.5 4
Pic-ICPowerDissipation-W
T -JunctionTemperature-°C
J
50
55
60
65
70
75
80
85
90
95
100
1 2
3
4
5
60
Output Current - A
Efficiency - %
VIN = 8 V
VIN = 12 V
VIN = 17 V
Tjmax=150°C,
noairflow
25
50
75
100
125
150
0 0.5 1 1.5 2 2.5 3 3.5 4
P -ICPowerDissipation-W
D
T -Maximum AmbientTemperature-°C
A
V =12V,
V =3.3V,
Fsw=480kHz,
roomtemp,noairflow
IN
OUT
25
50
75
100
125
150
0 1 2 3 4 5 6
LoadCurrent- A
T -Maximum AmbientTemperature-°C
A
0.00001
0.0001
0.001
0.01
0.1
1
10
0.001 0.01 0.1 1 10
TrackInVoltage-V
OutputVoltage-V
0.00001
0.0001
0.001
0.01
0.1
1
10
VsenseVoltage-V
Vout
IdealVsense
Vsense
-0.4
-0.3
-0.2
-0.1
0
0.1
0.2
0.3
0.4
Output Voltage Deviation - %
0
1 2
3
4
5
6
Output Current - A
V = 12 V
IN
TPS54622
SLVSA70B –MARCH 2011–REVISED JANUARY 2014 www.ti.com
LOAD REGULATION TRACKING PERFORMANCE
Figure 38. Figure 39.
MAXIMUM AMBIENT TEMPERATURE MAXIMUM AMBIENT TEMPERATURE
vs vs
LOAD CURRENT IC POWER DISSIPATION
Figure 40. Figure 41.
JUNCTION TEMPERATURE EFFICIENCY
vs vs
IC POWER DISSIPATION LOAD CURRENT
Figure 42. Figure 43.
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