MP2490DQ Buck Converter overview

Description

Manufacturer
 
Category
Sub-Category

MP2490DQ is a 36.00 V non-sync Buck Converter from with 1.50 A output current. The maximum 36.00 V input voltage can be regulated down into a 0.80 V to 15.00 V output voltage.

It requires are a typical inductor size of 12.00 µH, a typical external component count of 13 and achieves a peak efficiency of 95 %. Further MP2490DQ characteristics are a fixed 700 kHz switching frequency and 2 available package option(s): QFN-10 SOIC-8 .

For the MP2490DQ replacement search, please select a main parameter tolerance value and adjust the checkboxes for feature match. The product counter within the button shows the number of available equivalents and a click on the replacement button shows all possible replacements within a parametric overview.

ParameterValueReplacement
Search Filter
V-IN min. 4.50 V
V-IN max. 36.00 V
I-OUT? 1.50 A
V-OUT min. 0.80 V
V-OUT max. 15.00 V
V-OUT adjustable V
V-OUT programmable no
sync/non-sync non-sync
Frequency typ. 700 kHz
Frequency fixed
Frequency selectable
ext.clock sync. no
Frequency adj./ ext.clock min.
Frequency adj./ ext.clock max
Softstart yes
Softstart adjustable yes
Tracking no
PG/Power OK yes
Quiescent current max. 500 µA
Operating min. -40 °C
Operating max. 85 °C
Junction min. -40 °C
Junction max. 125 °C
thermal shutdown typ. 150 °C
Inductor size typ. 12.00 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode yes
Topology Buck
Peak Efficiency 95 %
Component count min. 13
current limit adjustable no
Nr.of packages 2
CSP
SC70
SOT
MSOP
QFN/DFN QFN-10
SO/SOIC SOIC-8
SOP
DIP
TO
DDPAK

MP2490DQ Datasheet

Link to the most up-to-date MP2490DQ datasheet and the product page for EVM, tools and support information.

MP2490DQ

MP2490DQ Sample stock and distributor price breaks

MP2490DQ prices and online available distributors.

OEMSecrets.com
findchips.com

Available Distributors with stock: 0

no online Distributor with MP2490DQ stock available

Available Distributors with stock: 0

no online Distributor with MP2490DQ stock available

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to MP2490DQ. Optional, compare MP2490DQ side-by-side with other Buck Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% MP2490DS MP2490DS product overviewMP2490DS product overview MPS SOIC-8, QFN-10
0% MP2490CP MP2490CP product overviewMP2490CP product overview MPS SOIC-8, QFN-10
0% MPQ2490 MPQ2490 product overviewMPQ2490 product overview MPS QFN-10
50% LT1976 LT1976 product overviewLT1976 product overview Linear Technology TSSOP-16
50% LT1977 LT1977 product overviewLT1977 product overview Linear Technology TSSOP-16

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of MP2490DQ.

V-IN max. 36 V, I-OUT 1.5 A, V-OUT min. 0.8 V, Frequency typ. 700 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
744025002 2.2 1.8 2.4 57.00 2.8 x 2.8 x 3
744025003 3.3 1.5 1.8 85.00 2.8 x 2.8 x 3
74404024022 2.2 1.8 2.0 80.00 2.5 x 2 x 1.2
74404041033 3.3 1.8 2.1 69.00 4 x 4 x 1.2
74404042022 2.2 2.2 3.4 42.00 4 x 4 x 1.8
74404042033 3.3 2.0 2.9 55.00 4 x 4 x 1.8
74404052022 2.2 3.0 3.6 31.60 5 x 5 x 2
74404052033 3.3 2.6 3.0 42.20 5 x 5 x 2
7440420018 1.8 2.4 2.4 40.00 4.8 x 4.8 x 2
7440420027 2.7 2.0 2.2 47.00 4.8 x 4.8 x 2
744042003 3.3 2.0 1.8 50.00 4.8 x 4.8 x 2
7440430018 1.8 2.7 2.5 20.00 4.8 x 4.8 x 3
7440430022 2.2 2.5 2.4 27.00 4.8 x 4.8 x 3
7440430027 2.7 2.4 2.0 25.00 4.8 x 4.8 x 3
744043003 3.3 2.2 1.8 30.00 4.8 x 4.8 x 3
7440450018 1.8 1.7 3.5 80.00 4.5 x 3.2 x 2.9
744045002 2.2 1.6 2.8 88.00 4.5 x 3.2 x 2.9
7440450027 2.7 1.5 2.7 96.00 4.5 x 3.2 x 2.9
7440520018 1.8 2.6 3.0 30.00 5.8 x 5.8 x 2
744052002 2.5 2.4 2.7 20.00 5.8 x 5.8 x 2
744052003 3.0 2.2 2.4 40.00 5.8 x 5.8 x 2
744053002 2.6 3.0 2.7 20.00 5.8 x 5.8 x 3
744053003 3.0 2.8 2.5 20.00 5.8 x 5.8 x 3
744062002 2.2 3.4 2.7 10.00 6.8 x 6.8 x 2.5
744062003 3.3 2.8 2.5 20.00 6.8 x 6.8 x 2.5
7440680027 2.7 2.2 1.9 52.00 8 x 8 x 1.2
7440680033 3.3 2.0 1.8 61.00 8 x 8 x 1.2
7440690022 2.2 2.8 2.9 35.00 8 x 8 x 1.5
7440690033 3.3 2.6 2.3 42.00 8 x 8 x 1.5
7440700022 2.2 4.6 3.2 17.00 8 x 8 x 2
7440700033 3.3 3.2 2.6 30.00 8 x 8 x 2
74408941022 2.2 2.1 3.6 66.08 4.8 x 4.8 x 2.1
74408941029 2.9 1.6 3.0 101.00 4.8 x 4.8 x 2.1
74408942033 3.3 2.1 3.5 48.30 4.8 x 4.8 x 3.1
74408943033 3.3 2.6 3.6 31.00 4.8 x 4.8 x 4.1
74438324022 2.2 1.6 2.9 123.00 2.5 x 2 x 1.2
74438335022 2.2 1.8 3.5 94.00 3 x 3 x 1.5
74438335033 3.3 1.7 3.2 114.00 3 x 3 x 1.5
744773018 1.8 2.7 3.6 28.00 4 x 4.5 x 3.5
744773022 2.2 2.5 3.4 34.00 4 x 4.5 x 3.5
744773027 2.7 2.3 3.0 39.00 4 x 4.5 x 3.5
744773033 3.3 2.0 2.9 41.00 4 x 4.5 x 3.5
7447785002 2.2 2.9 3.3 43.00 5.9 x 6.2 x 3.3
7447785003 3.3 2.8 3.0 43.00 5.9 x 6.2 x 3.3
74479276222C 2.2 1.6 2.5 112.00 2 x 1.25 x 1
74479287222 2.2 1.5 2.5 132.00 2.5 x 2 x 1
74479288222 2.2 1.7 2.8 90.00 2.5 x 2 x 1.2
74479298222 2.2 1.8 3.5 96.00 3.2 x 2.5 x 1
74479299222 2.2 2.1 3.5 85.00 3.2 x 2.5 x 1.2
78438335022 2.2 1.8 3.5 94.00 3 x 3 x 1.5
78438335033 3.3 1.7 3.2 114.00 3 x 3 x 1.5
784773018 1.8 2.7 3.6 28.00 4 x 4.5 x 3.5
784773022 2.2 2.5 3.4 34.00 4 x 4.5 x 3.5
784773033 3.3 2.0 2.9 41.00 4 x 4.5 x 3.5
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