LM2841Y Buck Converter overview

Description

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LM2841Y is a 42.00 V non-sync Buck Converter from with 0.30 A output current. The maximum 42.00 V input voltage can be regulated down into a 0.80 V to 34.00 V output voltage.

It requires are a typical inductor size of 15.00 µH, a typical external component count of 7 and achieves a peak efficiency of 90 %. Further LM2841Y characteristics are a fixed 1250 kHz switching frequency and 1 available package option(s): SOT23-6 .

For the LM2841Y 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. 42.00 V
I-OUT? 0.30 A
V-OUT min. 0.80 V
V-OUT max. 34.00 V
V-OUT adjustable V
V-OUT programmable no
sync/non-sync non-sync
Frequency typ. 1250 kHz
Frequency fixed
Frequency selectable
ext.clock sync. no
Frequency adj./ ext.clock min.
Frequency adj./ ext.clock max
Softstart no
Softstart adjustable no
Tracking no
PG/Power OK no
Quiescent current max. 1850 µA
Operating min.
Operating max.
Junction min. -40 °C
Junction max. 125 °C
thermal shutdown typ. 175 °C
Inductor size typ. 15.00 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode no
Topology Buck
Peak Efficiency 90 %
Component count min. 7
current limit adjustable no
Nr.of packages 1
CSP
SC70
SOT SOT23-6
MSOP
QFN/DFN
SO/SOIC
SOP
DIP
TO
DDPAK

LM2841Y Datasheet

Link to the most up-to-date LM2841Y datasheet and the product page for EVM, tools and support information.

LM2841Y

LM2841Y Sample stock and distributor price breaks

LM2841Y prices and online available distributors.

OEMSecrets.com
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Available Distributors with stock: 0

no online Distributor with LM2841Y stock available

Available Distributors with stock: 0

no online Distributor with LM2841Y stock available

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to LM2841Y. Optional, compare LM2841Y side-by-side with other Buck Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% LT3502 LT3502 product overviewLT3502 product overview Linear Technology DFN-8, MSOP-10
0% LT3502A LT3502A product overviewLT3502A product overview Linear Technology DFN-8, MSOP-10
0% LM2841X LM2841X product overviewLM2841X product overview Texas Instruments SOT23-6
0% LM2841X-Q1 LM2841X-Q1 product overviewLM2841X-Q1 product overview Texas Instruments SOT23-6
0% LM2841Y-Q1 LM2841Y-Q1 product overviewLM2841Y-Q1 product overview Texas Instruments SOT23-6
0% LM2842X LM2842X product overviewLM2842X product overview Texas Instruments SOT23-6
0% LM2842X-Q1 LM2842X-Q1 product overviewLM2842X-Q1 product overview Texas Instruments SOT23-6
0% LM2842Y LM2842Y product overviewLM2842Y product overview Texas Instruments SOT23-6
0% LM2842Y-Q1 LM2842Y-Q1 product overviewLM2842Y-Q1 product overview Texas Instruments SOT23-6
0% LMR14006-X LMR14006-X product overviewLMR14006-X product overview Texas Instruments TSOT23-6
0% LMR14006-Y LMR14006-Y product overviewLMR14006-Y product overview Texas Instruments TSOT23-6
0% LMR14203 LMR14203 product overviewLMR14203 product overview Texas Instruments SOT23-6
0% LMR14206 LMR14206 product overviewLMR14206 product overview Texas Instruments SOT23-6
10% MP2456 MP2456 product overviewMP2456 product overview MPS TSOT23-6
10% MP2459 MP2459 product overviewMP2459 product overview MPS TSOT23-6
10% MPQ2459 MPQ2459 product overviewMPQ2459 product overview MPS TSOT23-6
10% MPQ2459-AEC1 MPQ2459-AEC1 product overviewMPQ2459-AEC1 product overview MPS TSOT23-6
50% LT1934 LT1934 product overviewLT1934 product overview Linear Technology DFN-6, TSOT23-6
50% LT3470 LT3470 product overviewLT3470 product overview Linear Technology DFN-8, TSOT23-5
50% LT3470A LT3470A product overviewLT3470A product overview Linear Technology DFN-8
50% MAX1837 MAX1837 product overviewMAX1837 product overview Maxim TDFN-EP-6, SOT23-6

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LM2841Y.

V-IN max. 42 V, I-OUT 0.3 A, V-OUT min. 0.8 V, Frequency typ. 1250 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
744028006 6.8 0.8 0.6 325.00 2.8 x 2.8 x 1.2
744029006 6.8 0.8 0.7 250.00 2.8 x 2.8 x 1.5
744030006 6.8 0.4 0.4 400.00 3.3 x 3.5 x 1.05
744031006 6.8 0.9 0.8 135.00 3.8 x 3.8 x 1.8
74479889268 6.8 0.8 0.7 500.00 2.5 x 2 x 1.2
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