TPS43060
TPS43061
SLVSBP4A –DECEMBER 2012–REVISED DECEMBER 2012
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TYPICAL CHARACTERISTICS
VIN = 12 V, fSW = 500 kHz, TA = 25ºC (unless otherwise noted)
4.5
4.4
4.3
4.2
4.1
4.0
3.9
3.8
3.7
3.6
3.5
6
V
= 4.5 V
Series4
VIN Rising
IN
V
= 12 V
Series5
VIN Falling
IN
5
V
= 24 V
Series6
IN
V
= 40 V
Series7
IN
4
3
2
1
0
œ50
œ25
0
25
50
75
100
125
150
œ50
œ25
0
25
50
75
100
125
150
C002
C003
Temperature (°C)
Temperature (°C)
Figure 1. Input Start and Stop Voltage vs Temperature
Figure 2. Shutdown Supply Current vs Temperature
680
600
VISN e=ri4e.s51V
RT = 115 kꢀ
580
560
540
520
500
480
460
440
420
400
VISN e=ri1e2s2V
= 24 V
660
640
620
600
580
560
540
520
V
Series4
IN
V
= 40 V
Series5
IN
œ50
œ25
0
25
50
75
100
125
150
œ50
œ25
0
25
50
75
100
125
150
C004
C005
Temperature ( C)
Temperature (°C)
Figure 3. Non-Switching Supply Current vs Temperature
Figure 4. Frequency vs Temperature
1.240
1.235
1.230
1.225
1.220
1.215
1.210
1.205
1.200
3.0
2.5
2.0
1.5
1.0
0.5
0.0
COMP Pin Clamp High
COMP Pin Clamp Low
œ50
œ25
0
25
50
75
100
125
150
œ50
œ25
0
25
50
75
100
125
150
C006
C007
Temperature ( °C)
Temperature (°C)
Figure 5. Feedback Voltage Reference vs Temperature
Figure 6. COMP Clamp Voltage vs Temperature
8
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