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MPQ4559DN Datasheet(PDF) 3 Page - Monolithic Power Systems

Part # MPQ4559DN
Description  1.5A, 55V, 2MHz Step-Down Converter Evaluation Board AEC-Q100 Qualified
PDF  6 Pages
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Manufacturer  MPS [Monolithic Power Systems]
Direct Link  http://www.monolithicpower.com
Logo MPS - Monolithic Power Systems

MPQ4559DN Datasheet(HTML) 3 Page - Monolithic Power Systems

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EVQ4559DN-00A – 1.5A, 55V, 2MHz STEP-DOWN CONVERTER EVALUATION BOARD
EVQ4559DN-00A Rev. 1.0
www.MonolithicPower.com
3
12/23/2013
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2013 MPS. All Rights Reserved.
EVB TEST RESULTS
Performance waveforms are tested on the evaluation board.
VIN = 12V, VOUT =3.3V, C1 = 4.7µF, C2 = 22µF, L1 = 10µH and TA = +25C, unless otherwise noted.
0
10
20
30
40
50
60
70
80
90
100
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
Output Voltage Ripple
IOUT=0.1A
VOUT
AC Coupled
10mV/div
Vsw
10V/div
IL
500mA/div
Output Voltage Ripple
IOUT=1A
VOUT
AC Coupled
10mV/div
Vsw
10V/div
IL
1A/div
Output Voltage Ripple
IOUT=1.5A
VOUT
AC Coupled
10mV/div
Vsw
10V/div
IL
1A/div
0
10
20
30
40
50
60
70
80
90
0
0.5
1
1.5
0
0.5
1
1.5
Vin=12V
Vin=55V
Vin=12V
Vin=48V
On Resistance vs.
Junction Temperature
150
200
250
300
350
400
450
500
-50 -25
0
25
50
75 100 125
JUNCTION TEMPERATURE (C)
VIN Start-up vs.
Junction Temperature
2.90
2.95
3.00
3.05
3.10
3.15
3.20
3.25
Voltage Reference vs.
Junction Temperature
0.780
0.785
0.790
0.795
0.800
0.805
0.810
-50 -25
0
25
50
75 100 125
JUNCTION TEMPERATURE (C)
-50 -25
0
25
50
75 100 125
JUNCTION TEMPERATURE (C)
480
485
490
495
500
505
510
-50 -25
0
25
50
75 100 125
JUNCTION TEMPERATURE (C)



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