MP24943 Buck Converter overview

Description

Manufacturer
 
Category
Sub-Category

MP24943 is a 55.00 V non-sync Buck Converter from with 3.00 A output current. The maximum 55.00 V input voltage can be regulated down into a 0.80 V to 45.00 V output voltage.

It requires are a typical inductor size of 33.00 µH, a typical external component count of 18 and achieves a peak efficiency of 90 %. Further MP24943 characteristics are a fixed 100 kHz switching frequency and 2 available package option(s): SOIC-8E .

For the MP24943 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. 55.00 V
I-OUT? 3.00 A
V-OUT min. 0.80 V
V-OUT max. 45.00 V
V-OUT adjustable V
V-OUT programmable no
sync/non-sync non-sync
Frequency typ. 100 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 no
Quiescent current max. 650 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. 33.00 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode yes
Topology Buck
Peak Efficiency 90 %
Component count min. 18
current limit adjustable no
Nr.of packages 2
CSP
SC70
SOT
MSOP
QFN/DFN
SO/SOIC SOIC-8E
SOP
DIP
TO
DDPAK

MP24943 Datasheet

Link to the most up-to-date MP24943 datasheet and the product page for EVM, tools and support information.

MP24943

MP24943 Sample stock and distributor price breaks

MP24943 prices and online available distributors.

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Available Distributors with stock: 0

no online Distributor with MP24943 stock available

Available Distributors with stock: 0

no online Distributor with MP24943 stock available

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to MP24943. Optional, compare MP24943 side-by-side with other Buck Converter via the Comparison function.

Variation Compare Product Manufacturer Package
50% IXD3251-3 IXD3251-3 product overviewIXD3251-3 product overview IXYS SOP-8
50% IXD3251-5 IXD3251-5 product overviewIXD3251-5 product overview IXYS SOP-8
50% LT3434 LT3434 product overviewLT3434 product overview Linear Technology TSSOP-16
50% LT3435 LT3435 product overviewLT3435 product overview Linear Technology TSSOP-16
50% MAX5082 MAX5082 product overviewMAX5082 product overview Maxim TQFN-16
50% MAX5083 MAX5083 product overviewMAX5083 product overview Maxim TQFN-16
50% MAX5090 MAX5090 product overviewMAX5090 product overview Maxim TQFN-16
50% MP2490DQ MP2490DQ product overviewMP2490DQ product overview MPS SOIC-8, QFN-10
50% MP2490DS MP2490DS product overviewMP2490DS product overview MPS SOIC-8, QFN-10
50% MP2490CP MP2490CP product overviewMP2490CP product overview MPS SOIC-8, QFN-10
50% MP2492 MP2492 product overviewMP2492 product overview MPS SOIC-8E, QFN-10
50% MP2493 MP2493 product overviewMP2493 product overview MPS SOIC-8E
50% MP2494 MP2494 product overviewMP2494 product overview MPS SOIC-8E
50% MP2495 MP2495 product overviewMP2495 product overview MPS SOIC-16
50% MPQ2490 MPQ2490 product overviewMPQ2490 product overview MPS QFN-10
50% XC9251-3 XC9251-3 product overviewXC9251-3 product overview Torex SOP-8
50% XC9251-5 XC9251-5 product overviewXC9251-5 product overview Torex SOP-8
50% XC9271-C XC9271-C product overviewXC9271-C product overview Torex SOP-8
50% XC9271-D XC9271-D product overviewXC9271-D product overview Torex SOP-8

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of MP24943.

V-IN max. 55 V, I-OUT 3 A, V-OUT min. 0.8 V, Frequency typ. 100 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
74404064068 6.8 3.0 4.3 31.00 6 x 6 x 4.5
74404084068 6.8 3.6 5.0 24.00 8 x 8 x 4.2
74404084082 8.2 3.5 4.6 26.00 8 x 8 x 4.2
74404084100 10.0 3.3 4.6 29.00 8 x 8 x 4.2
7440650068 6.8 4.2 3.6 25.00 10 x 10 x 3.1
744066100 10.0 3.6 4.0 25.00 10 x 10 x 4.1
744314101 10.0 3.5 4.0 33.00 7 x 6.9 x 5
744314650 6.5 6.0 6.0 21.50 7 x 6.9 x 5
744314760 7.6 4.2 4.8 30.20 7 x 6.9 x 5
744314850 8.5 4.0 4.5 32.50 7 x 6.9 x 5
7443341000 10.0 4.4 7.0 38.50 8.4 x 7.9 x 7.5
744732100 10.0 4.0 4.0 27.00 9 x 9 x 8
7447452100 10.0 4.7 4.5 15.00 9 x 9 x 13.5
7447471068 6.8 6.4 5.0 11.90 10.5 x 10.5 x 11.5
7447471100 10.0 5.1 4.2 17.50 10.5 x 10.5 x 11.5
744750230100 10.0 4.6 6.8 18.60 8.8 x 8.8 x 11
74477010 10.0 6.2 6.6 19.00 12 x 12 x 8
744771006 6.8 5.6 6.0 14.00 12 x 12 x 6
744771008 8.2 6.3 6.3 14.00 12 x 12 x 6
74477110 10.0 4.1 5.6 21.00 12 x 12 x 6
7447713082 8.2 3.0 4.7 41.00 10 x 10 x 3
7447714068 6.8 5.2 5.8 18.50 10 x 10 x 5
7447714100 10.0 4.3 5.0 23.00 10 x 10 x 5
7447715006 6.8 4.3 4.7 20.00 12 x 12 x 4.5
7447715100 10.0 3.8 4.2 25.00 12 x 12 x 4.5
744772068 6.8 3.8 6.5 18.50 7.8 x 7.8 x 10
744772100 10.0 4.2 5.0 20.30 7.8 x 7.8 x 10
7447797820 8.2 5.1 5.8 25.30 10.2 x 10.2 x 4.5
7447798111 11.0 6.9 5.3 14.00 10.2 x 10.2 x 6.4
7447798720 7.2 7.9 6.0 11.30 10.2 x 10.2 x 6.4
7447798910 9.1 7.4 5.4 12.70 10.2 x 10.2 x 6.4
784770100 10.0 5.0 6.8 26.00 12 x 12 x 8.3
784771068 6.8 5.5 6.0 18.00 12 x 12 x 8.3
784771082 8.2 5.1 5.5 20.00 12 x 12 x 8.3
784771100 10.0 5.0 5.3 22.00 12 x 12 x 8.3
784775068 6.8 3.7 3.8 22.00 7 x 7.8 x 5.5
784776068 6.8 4.4 5.0 16.00 9 x 10 x 5.9
784776082 8.2 4.2 4.3 20.00 9 x 10 x 5.9
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