MP157 –SMALLEST ENERGY EFFICIENT OFF-LINE REGULATOR WITH EXTENDED POWER RANGE
TYPICAL CHARACTERISTICS
Break Down Voltage
vs. Temperature
On-State Resistance
vs. Temperature
Feedback Threshold
vs. Temperature
630
620
610
600
590
580
570
560
550
540
530
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
2.58
2.57
2.56
2.55
2.54
2.53
2.52
2.51
2.50
2.49
2.48
-40-25-10 5 20 35 50 65 80 95110125
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VCC Increasing Level at
which the internal regulator
stops vs. Temperature
VCC Decreasing Level at
which the internal regulator
Turns-On vs. Temperature
VCC Decreasing Level at
which the protection Phase
Ends vs. Temperature
4.62
2.60
4.86
4.60
4.58
4.56
4.54
4.52
4.50
4.48
4.46
4.44
4.42
2.55
2.50
2.45
2.40
2.35
2.30
2.25
2.20
2.15
2.10
4.84
4.82
4.80
4.78
4.76
4.74
4.72
4.70
4.68
4.66
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Minimum Off Time
vs. Temperature
Peak Current Limit
vs. Temperature
SCP Point vs. Temperature
1200
680
670
660
650
640
630
620
610
600
590
580
13.8
13.7
13.6
13.5
13.4
13.3
13.2
13.1
13.0
12.9
12.8
1100
1000
900
800
700
600
500
400
300
200
-40-25-10 5 20 35 50 65 80 95110125
-40-25-10 5 20 35 50 65 80 95110125
-40-25-10 5 20 35 50 65 80 95110125
MP157 Rev. 1.04
6/27/2016
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