Datasheet

 
 
SLVS399A − JANUARY 2002 − REVISED MAY 2006
16
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PARAMETER MEASUREMENT INFORMATION
Figure 19
0
20
40
60
80
100
120
140
2.5 3 3.5 4 4.5 5 5.5
SW = On,
LDO = On
SW = Off,
LDO = On
SW = On,
LDO = Off
− Supply Current −
SUPPLY CURRENT
vs
SUPPLY VOLTAGE
I
CC
Aµ
V
CC
− Supply Voltage − V
SW = Off,
LDO = Off
Figure 20
0
10
20
30
40
50
60
−50 0 50 100 150
− Switch Static Drain-Source
SWITCH STATIC DRAIN-SOURCE
ON-STATE RESISTANCE
vs
JUNCTION TEMPERATURE
r
ds(on)
Ω
T
J
− Junction Temperature − °C
V
I (SW_IN)
= 5 V
On-State Resistance −
Figure 21
2.5 3 3.5 4 4.5 5 5.5
TPS2140
STATIC DRAIN-SOURCE ON-STATE RESISTANCE
vs
SUPPLY VOLTAGE
r
ds(on)
Ω
V
CC
− Supply Voltage − V
0
5
10
15
20
25
30
35
40
45
50
− Static Drain-Source On-State Resistance − m
Figure 22
72
73
74
75
76
77
78
−50 0 50 100 150
I
OS
− Switch Short-Circuit Current − mA
SWITCH SHORT-CIRCUIT CURRENT
vs
JUNCTION TEMPERATURE
T
J
− Junction Temperature − °C