MP1541 – 1.3MHz BOOST CONVERTER
TYPICAL PERFORMANCE CHARACTERISTICS
Feedback Voltage vs
Temperature
1.252
1.40
1.35
1.30
1.25
1.20
1.15
-50
Frequency vs
Temperature
FEEDBACK VOLTAGE (V)
1.248
1.246
1.244
1.242
-50
0
50
100
TEMPERATURE (°C)
150
FREQUENCY (MHz)
1.250
0
50
100
TEMPERATURE (°C)
150
MP1541-TPC01
MP1541-TPC02
Maximum Duty Cycle vs
Temperature
84.1
640
635
630
625
620
615
0
50
100
TEMPERATURE (°C)
150
Supply Current vs
Temperature
MAXIMUM DUTY CYCLE (%)
84.0
83.9
83.8
83.7
83.6
83.5
-50
610
-50
0
50
100
TEMPERATURE (°C)
150
MP1541-TPC03
MP1541-TPC04
R
DS (ON)
vs
Input Voltage
0.80
0.75
0.70
0.65
0.60
0.55
0.50
1.6
1.5
1.4
1.3
1.2
1.1
2
3
4
5
INPUT VOLTAGE (V)
6
1.0
Current Limit vs
Duty Cycle
CURRENT LIMIT (A)
30
40
50
60
70
DUTY CYCLE (%)
80
MP1541-TPC05
MP1541-TPC06
MP1541Rev.1.3
3/20/2006
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