SLVS413C – OCTOBER 2002 – REVISED AUGUST 2007
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TPS61040/41
SWITCH CURRENT LIMIT
vs
FREE-AIR TEMPERATURE
TPS61041
CURRENT LIMIT
vs
SUPPLY VOLTAGE
430
410
I (SW) - Switch Current Limit - mA
260
TPS61040
258
256
390
I (CL) - Current Limit - mA
370
350
330
310
290
270
TPS61041
250
230
-40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90
T
A
- Temperature -
°C
Figure 7.
TPS61040
CURRENT LIMIT
vs
SUPPLY VOLTAGE
420
415
410
405
400
395
390
385
380
1.8
T
A
= 27°C
254
252
250
248
246
244
242
240
1.8
2.4
3
T
A
= 27°C
3.6
4.2
4.8
5.4
6
V
CC
- Supply Voltage - V
Figure 8.
TPS61040/41
STATIC DRAIN-SOURCE ON-STATE RESISTANCE
vs
FREE-AIR TEMPERATURE
1200
r
− Static Drain-Source On-State Resistance − m
Ω
DS(on)
1000
TPS61041
800
I (CL) - Current Limit - mA
600
TPS61040
400
200
2.4
3
3.6
4.2
4.8
5.4
6
V
CC
- Supply Voltage - V
0
−40 −30 −20 −10 0 10 20 30 40 50 60 70 80 90
T
A
− Temperature −
°C
Figure 10.
Figure 9.
8
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