EV1517DR-00A Datasheet, PDF (4/5 Pages) Monolithic Power Systems – 3A, 25V, 1.1MHz Step-Up Converter

TM
EV1517DR-00A – 3A, 25V, 1.1MHz STEP-UP CONVERTER
EVALUATION BOARD
TYPICAL PERFORMANCE CHARACTERISTICS
Efficiency vs
Load Current
100
95 ^VOUT ^{= 18V}
90
85
80
V_OUT = 22V
75
70
65
60
55
50
1
V_IN = 12V
10 100 1000 10000
LOAD CURRENT (mA)
MP1517-EC01
Feedback Voltage vs
Temperature
715
710
705
700
695
690
685
-50
0
50 100 150
TEMPERATURE (°C)
MP1517-TPC01
Frequency vs
Temperature
1.15
Maximum Duty Cycle vs
Temperature
91.8
91.7
91.6
1.10
91.5
91.4
1.05
91.3
91.2
1.00
-50
0
50 100 150
TEMPERATURE (°C)
MP1517-TPC02
Operating Supply
Current vs Temperature
940
BP Voltage vs
Temperature
2.43
91.1
-50
920
2.42
2.41
900
2.40
880
2.39
860
2.38
840
2.37
820
-50
0
50
100 150
TEMPERATURE (°C)
MP1517-TPC04
2.36
-50
0
50
100 150
TEMPERATURE (°C)
MP1517-TPC05
0
50 100 150
TEMPERATURE (°C)
MP1517-TPC03
Current Limit vs
Temperature
4.8
4.6
4.4
4.2
4.0
3.8
3.6
3.4
3.2
3.0
-50
0
50
100 150
TEMPERATURE (°C)
MP1517-TPC06
EV1517DR-00A Rev. 1.0
www.MonolithicPower.com
4
6/8/2005
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