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MP2482DN Datasheet(PDF) 5 Page - Monolithic Power Systems

Part # MP2482DN
Description  5A, 30V, 420kHz Step-Down Converter
Download  14 Pages
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Manufacturer  MPS [Monolithic Power Systems]
Direct Link  http://www.monolithicpower.com
Logo MPS - Monolithic Power Systems

MP2482DN Datasheet(HTML) 5 Page - Monolithic Power Systems

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MP2482 – 5A, 30V, 420kHZ STEP-DOWN CONVERTER
MP2482 Rev.1.4
www.MonolithicPower.com
5
9/21/2011
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
Preliminary Specifications Subject to Change
© 2011 MPS. All Rights Reserved.
TYPICAL PERFORMANCE CHARACTERISTICS
VIN = 12V, VOUT = 3.3V, IOUT = 5A, TA = +25ºC, unless otherwise noted.
DUTY CYCLE (%)
Peak Current vs
Duty Cycle
Efficiency vs
Output Current
INPUT VOLTAGE(V)
Operating Range
123456
0
0
10
20
50
30
60
70
40
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
Case Temperature vs
Output Current
Disabled Supply Current
vs Input Voltage
10
020
30
40
10
0
0
0.05
0.10
0.15
0.20
0.25
0.30
0.35
20
30
40
40
20
60
80
100
1
234
5
Enabled Supply Current
vs Input Voltage
VCC Regulator Line
Regulation
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
Line Regulation
OUTPUT CURRENT (A)
Load Regulation
VIN=12V
VIN=30V
0
1
23
45
1.005
1.000
0.995
0.990
0.985
0.980
I=5A
ICC=10mA
5
9
1317 2125 29
33
0
0.1
1
10
100
510
15 20
25 30
35
0.99995
1.00000
1.00005
1.00010
1.00015
1.00020
1.00025
1.00030
1.00035
0
3.5
3.7
3.9
4.1
4.3
4.5
4.7
4.9
510
15
20
25
30
800
850
900
950
1000
1050
1100
70
75
80
85
90
95
100
6.0
6.5
7.0
7.5
8.0
8.5
9.0
9.5
VFB=1V
VEN=0V
VIN=5V
VIN=30V
VIN=12V
VOUT<VIN-3V
Minimum On
Time Limit
INPUT VOLTAGE (V)


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