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MP9115 Datasheet(PDF) 5 Page - Monolithic Power Systems

Part No. MP9115
Description  2.7-6V Input, 2.5A,1.2MHz Synchronous Step-Down Converter
Download  11 Pages
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Maker  MPS [Monolithic Power Systems]
Homepage  http://www.monolithicpower.com
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MP9115 Datasheet(HTML) 5 Page - Monolithic Power Systems

 
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MP9115 – 2.7-6V, 2.5A, 1.2MHZ SYNCHRONOUS STEP-DOWN CONVERTER
MP9115 Rev. 0.92
www.MonolithicPower.com
5
1/14/2010
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
© 2010 MPS. All Rights Reserved.
TYPICAL PERFORMANCE CHARACTERISTICS
VIN = 5V, VOUT = 1.2V, L=2.2uH, TA = +25ºC, unless otherwise noted.
INPUT VOLTAGE (V)
Line Regulation
Efficiency vs. Load Current
VOUT=2.5V
Efficiency vs. Load Current
VOUT=1.2V
Supply Current vs.
Input Voltage
450
470
490
510
530
550
570
590
23
4
5
6
7
Case Temperature Rise vs.
Output Current
0
10
20
30
40
50
60
0
0.5
1
1.5
2
2.5
OUTPUT CURRENT (A)
Load Regulation
-0.004
-0.002
0.000
0.002
0.004
0
0.5
1
1.5
2
2.5
LOAD CURRENT (A)
VIN=3V
VIN=5V
-0.006
-0.004
-0.002
0.000
0.002
0.004
0.006
2.5
3.5
4.5
5.5
6.5
INPUT VOLTAGE (V)
IO=0A
IO=1.25A
IO=2.5A
Ipeak vs. Duty
3.5
3.75
4
4.25
4.5
4.75
50
60
70
80
90
100
DUTY CYCLE (%)
LOAD CURRENT (A)
20
30
40
50
60
70
80
90
100
0.01
0.1
1
10
VIN=5.5V
VIN=5V
VIN=4.5V
LOAD CURRENT (A)
0.01
0.1
1
10
0
10
20
30
40
50
60
70
80
90
100
VIN=3V
VIN=5V


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