Datasheet

3.5
4.0
4.5
5.0
5.5
6.0
−40 −25 −10 5 20 35 50 65 80 95 110 125
Junction Temperature (°C)
High−Side On−Resistance (mΩ)
V
VDD
= 4.5 V
V
VDD
= 12 V
1.7
1.8
1.9
2.0
2.1
2.2
2.3
2.4
2.5
−40 −25 −10 5 20 35 50 65 80 95 110 125
Junction Temperature (°C)
Low−Side On−Resistance (mΩ)
V
VDD
= 4.5 V
V
VDD
= 12 V
9.6
9.7
9.8
9.9
10.0
10.1
10.2
10.3
10.4
10.5
−40 −25 −10 5 20 35 50 65 80 95 110 125
Junction Temperature (°C)
Soft−Start Source Current (µA)
725
750
775
800
825
850
875
900
925
950
975
−40 −25 −10 5 20 35 50 65 80 95 110 125
Junction Temperature (°C)
Soft−Start Voltage Level (mV)
70
72
74
76
78
80
82
−40 −25 −10 5 20 35 50 65 80 95 110 125
Junction Temperature (°C)
Shutdown Current (µA)
V
VDD
= 12 V
2.38
2.39
2.40
2.41
2.42
2.43
2.44
−40 −25 −10 5 20 35 50 65 80 95 110 125
Junction Temperature (°C)
Quiescent Current (mA)
V
VDD
= 12 V
TPS56221
SLUSAH5B –MARCH 2011–REVISED SEPTEMBER 2012 www.ti.com
TYPICAL CHARACTERISTICS (continued)
Figure 7. Shutdown Current vs. Junction Temperature Figure 8. Quiescent Current vs. Junction Temperature
Figure 9. Soft-Start Source vs. Junction Temperature Figure 10. Soft-Start Voltage Level vs. Junction
Temperature
Figure 11. High-Side On Resistance vs. Junction Figure 12. Low-Side On Resistance vs. Junction
Temperature Temperature
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