MP28266 Buck Converter overview

Description

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MP28266 is a 21.00 V sync Buck Converter from with 3.00 A output current. The maximum 21.00 V input voltage can be regulated down into a 0.60 V to 18.00 V output voltage.

It requires are a typical inductor size of 2.80 µH, a typical external component count of 12 and achieves a peak efficiency of 90 %. Further MP28266 characteristics are a fixed 500 kHz switching frequency and 1 available package option(s): QFN-14 .

For the MP28266 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. 6.00 V
V-IN max. 21.00 V
I-OUT? 3.00 A
V-OUT min. 0.60 V
V-OUT max. 18.00 V
V-OUT adjustable V
V-OUT programmable no
sync/non-sync sync
Frequency typ. 500 kHz
Frequency fixed
Frequency selectable
ext.clock sync. yes
Frequency adj./ ext.clock min. 300 kHz
Frequency adj./ ext.clock max 2000 kHz
Softstart yes
Softstart adjustable yes
Tracking no
PG/Power OK no
Quiescent current max. 600 µA
Operating min. -40 °C
Operating max. 85 °C
Junction min.
Junction max.
thermal shutdown typ. 150 °C
Inductor size typ. 2.80 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode yes
Topology Buck
Peak Efficiency 90 %
Component count min. 12
current limit adjustable no
Nr.of packages 1
CSP
SC70
SOT
MSOP
QFN/DFN QFN-14
SO/SOIC
SOP
DIP
TO
DDPAK

MP28266 Datasheet

Link to the most up-to-date MP28266 datasheet and the product page for EVM, tools and support information.

MP28266

MP28266 Sample stock and distributor price breaks

MP28266 prices and online available distributors.

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findchips.com

Available Distributors with stock: 0

no online Distributor with MP28266 stock available

Available Distributors without stock: 5

AVNET-AMERICAS (0)

ProductStockPriceBuy
MP28266DL-LF-P0
5001.30 USD
10001.29 USD
20001.25 USD
30001.22 USD
50001.19 USD
Buy Now
MP28266DL-LF-Z0
50001.11 USD
100001.09 USD
200001.06 USD
300001.04 USD
500001.01 USD
Buy Now

DIGI-KEY (0)

ProductStockPriceBuy
MP28266DL-LF-Z0
50001.09 USD
Buy Now
MP28266DL-LF-P0
5001.73 USD
Buy Now

FUTURE (0)

ProductStockPriceBuy
MP28266DL-LF-Z0
50001.12 USD
Buy Now

Mouser-Electronics (0)

ProductStockPriceBuy
MP28266DL-LF-PNone
13.07 USD
102.54 USD
1002.04 USD
2501.88 USD
5001.73 USD
10001.42 USD
25001.33 USD
50001.28 USD
Buy Now
MP28266DL-LF-ZNone
50001.09 USD
Buy Now

Symmetry (0)

ProductStockPriceBuy
MP28266DL-LF-P0
11.52 USD
Buy Now
MP28266DL-LF-Z0
11.03 USD
Buy Now

Available Distributors with stock: 0

no online Distributor with MP28266 stock available

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to MP28266. Optional, compare MP28266 side-by-side with other Buck Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% MP28256 MP28256 product overviewMP28256 product overview MPS QFN-14
25% MP1497 MP1497 product overviewMP1497 product overview MPS TSOT23-8
25% MP2214 MP2214 product overviewMP2214 product overview MPS SOIC-8E, QFN-10
25% MP2233 MP2233 product overviewMP2233 product overview MPS TSOT23-8
25% MP2235 MP2235 product overviewMP2235 product overview MPS TSOT23-8
25% MP28253 MP28253 product overviewMP28253 product overview MPS QFN-14
25% MP28255 MP28255 product overviewMP28255 product overview MPS QFN-14
25% MP8715 MP8715 product overviewMP8715 product overview MPS SOIC-8E
25% MP1497S MP1497S product overviewMP1497S product overview MPS TSOT23-8
25% MP2235S MP2235S product overviewMP2235S product overview MPS TSOT23-8
50% MP1496 MP1496 product overviewMP1496 product overview MPS TSOT23-8
50% MP1498 MP1498 product overviewMP1498 product overview MPS TSOT23-8
50% MP2209 MP2209 product overviewMP2209 product overview MPS QFN-14
50% MP2234 MP2234 product overviewMP2234 product overview MPS TSOT23-8
50% MP1496S MP1496S product overviewMP1496S product overview MPS TSOT23-8
50% MP2234S MP2234S product overviewMP2234S product overview MPS TSOT23-8

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of MP28266.

V-IN max. 21 V, I-OUT 3 A, V-OUT min. 0.6 V, Frequency typ. 500 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
74404052012 1.2 3.6 5.2 23.40 5 x 5 x 2
74404052015 1.5 3.3 4.9 25.70 5 x 5 x 2
74404054015 1.5 4.3 6.9 15.00 5 x 5 x 4
74404063015 1.5 4.6 6.6 13.00 6 x 6 x 2.8
7440620015 1.5 4.3 4.0 10.00 6.8 x 6.8 x 2.5
7440650015 1.5 7.2 7.5 7.30 10 x 10 x 3.1
7440700012 1.2 4.8 4.2 12.50 8 x 8 x 2
74408942012 1.2 3.2 5.5 22.00 4.8 x 4.8 x 3.1
74437321015 1.5 3.0 4.0 55.00 4.45 x 4.06 x 1.2
74437324015 1.5 3.8 8.0 34.80 4.45 x 4.06 x 2
74438336012 1.2 3.9 4.8 30.00 3 x 3 x 2
74438336015 1.5 3.7 4.5 33.00 3 x 3 x 2
74438356015 1.5 5.8 7.8 16.00 4.1 x 4.1 x 2.1
74438356018 1.8 4.6 6.5 24.50 4.1 x 4.1 x 2.1
744773014 1.4 3.4 5.0 22.00 4 x 4.5 x 3.5
74477790015 1.5 4.3 7.3 15.00 7.3 x 7.3 x 4.5
744787012 1.2 4.9 6.0 8.50 7.8 x 7 x 5
784775012 1.2 6.2 8.0 5.00 7 x 7.8 x 5.5
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