Datasheet

125
150
175
200
225
250
275
300
325
350
375
400
425
450
2.5 2.7 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5 4.7 4.9 5.1 5.3 5.5
V -InputVoltage-V
I
r -StaticDrain-SourceOn-Resistance-m
DS(on)
W
TPS62620
PWMModeOperation
T =85°C
A
T =25°C
A
T =-40°C
A
1.5
2
2.5
3
3.5
4
4.5
5
5.5
6
6.5
2.5 2.7 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5 4.7 4.9 5.1 5.3 5.5
V -InputVoltage-V
I
f -SwitchingFrequency-MHz
s
I =0mA
O
I =600mA
O
I =500mA
O
I =400mA
O
I =300mA
O
I =150mA
O
I =50mA
O
V =1.82V
O
t-Time-50ns/div
V -10mV/div-1.82VOffset
O
MODE=High
I -200mA/div
L
SWNode-2V/div
V =3.6V,
V =1.82V,
I =100mA
I
O
O
50
75
100
125
150
175
200
225
250
275
300
2.5 2.7 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5 4.7 4.9 5.1 5.3 5.5
V -InputVoltage-V
I
r -StaticDrain-SourceOn-Resistance-m
DS(on)
W
TPS62620
PWMModeOperation
T =85°C
A
T =25°C
A
T =-40°C
A
TPS62620, TPS62621
TPS62622, TPS62623
TPS62624, TPS62625
www.ti.com SLVS848C –JULY 2009– REVISED AUGUST 2011
TYPICAL CHARACTERISTICS (continued)
PWM SWITCHING FREQUENCY P-CHANNEL r
DS(ON)
vs vs
INPUT VOLTAGE INPUT VOLTAGE
Figure 29. Figure 30.
N-CHANNEL r
DS(ON)
vs
INPUT VOLTAGE PWM OPERATION
Figure 31. Figure 32.
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