AAT1141-1.0 Buck Converter overview

Description

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AAT1141-1.0 is a 5.50 V sync Buck Converter from with 0.60 A output current. The maximum 5.50 V input voltage can be regulated down into a 1.00 V to 1.00 V output voltage.

It requires are a typical inductor size of 4.70 µH, a typical external component count of 3 and achieves a peak efficiency of 98 %. Further AAT1141-1.0 characteristics are a fixed 2000 kHz switching frequency and 1 available package option(s): SOT23-5 .

For the AAT1141-1.0 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. 2.70 V
V-IN max. 5.50 V
I-OUT? 0.60 A
V-OUT min. 1.00 V
V-OUT max. 1.00 V
V-OUT 1.000 V
V-OUT programmable no
sync/non-sync sync
Frequency typ. 2000 kHz
Frequency fixed
Frequency selectable
ext.clock sync. no
Frequency adj./ ext.clock min.
Frequency adj./ ext.clock max
Softstart yes
Softstart adjustable no
Tracking no
PG/Power OK no
Quiescent current max. 70 µA
Operating min. -40 °C
Operating max. 85 °C
Junction min. -40 °C
Junction max. 150 °C
thermal shutdown typ. 140 °C
Inductor size typ. 4.70 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode no
Topology Buck
Peak Efficiency 98 %
Component count min. 3
current limit adjustable no
Nr.of packages 1
CSP
SC70
SOT SOT23-5
MSOP
QFN/DFN
SO/SOIC
SOP
DIP
TO
DDPAK

AAT1141-1.0 Datasheet

Link to the most up-to-date AAT1141-1.0 datasheet and the product page for EVM, tools and support information.

AAT1141-1.0

AAT1141-1.0 Sample stock and distributor price breaks

AAT1141-1.0 prices and online available distributors.

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Available Distributors with stock: 0

no online Distributor with AAT1141 stock available

Available Distributors without stock: 1

Mouser-Electronics (0)

ProductStockPriceBuy
AAT1141IGV-2.0-T1None
10.53 USD
100.46 USD
1000.35 USD
5000.27 USD
10000.21 USD
30000.19 USD
60000.17 USD
90000.17 USD
Buy Now
AAT1141IGV-1.0-T1None
30000.33 USD
Buy Now
AAT1141IGV-3.0-T1None
30000.33 USD
Buy Now

Available Distributors with stock: 0

no online Distributor with AAT1141 stock available

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to AAT1141-1.0. Optional, compare AAT1141-1.0 side-by-side with other Buck Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% ADP2102-1,0 ADP2102-1,0 product overviewADP2102-1,0 product overview Analog Devices QFN-8
0% ADP2108-1,0 ADP2108-1,0 product overviewADP2108-1,0 product overview Analog Devices TSOT23-5, CSP-5
0% ADP2109-1,0 ADP2109-1,0 product overviewADP2109-1,0 product overview Analog Devices CSP-5
0% ADP2138-1,0 ADP2138-1,0 product overviewADP2138-1,0 product overview Analog Devices WLCSP-6
0% ADP2139-1,0 ADP2139-1,0 product overviewADP2139-1,0 product overview Analog Devices WLCSP-6
0% FAN4603-1.0 FAN4603-1.0 product overviewFAN4603-1.0 product overview Fairchild MLP-6
0% MAX1557-1 MAX1557-1 product overviewMAX1557-1 product overview Maxim TDFN-EP-10
0% MAX1974-1 MAX1974-1 product overviewMAX1974-1 product overview Maxim u00b5MAX-10
0% MAX77178-1 MAX77178-1 product overviewMAX77178-1 product overview Maxim WLP-12
0% MIC23050-1.0 MIC23050-1.0 product overviewMIC23050-1.0 product overview Micrel MLF-8
0% SC4626-1.0 SC4626-1.0 product overviewSC4626-1.0 product overview Semtech SOT23-5
0% LM3691-1.0 LM3691-1.0 product overviewLM3691-1.0 product overview Texas Instruments DSBGA-6
0% RP504x-1.0 RP504x-1.0 product overviewRP504x-1.0 product overview Ricoh DFN-6, SOT23-5
0% RP508x-1.0 RP508x-1.0 product overviewRP508x-1.0 product overview Ricoh DFN-6
0% RP505K-1.0 RP505K-1.0 product overviewRP505K-1.0 product overview Ricoh DFN-8
0% AS1382A-1.0 AS1382A-1.0 product overviewAS1382A-1.0 product overview AMS WLCSP-6
0% RP509Z-1-1.0 RP509Z-1-1.0 product overviewRP509Z-1-1.0 product overview Ricoh WLCSP-6

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of AAT1141-1.0.

V-IN max. 5.5 V, I-OUT 0.6 A, V-OUT min. 1 V, Frequency typ. 2000 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
744028002 2.2 1.3 1.0 125.00 2.8 x 2.8 x 1.2
744029002 2.2 1.5 1.2 88.00 2.8 x 2.8 x 1.5
744030002 2.2 0.7 0.8 140.00 3.3 x 3.5 x 1.05
744031001 1.5 1.8 1.6 40.00 3.8 x 3.8 x 1.8
744031002 2.5 1.5 1.3 50.00 3.8 x 3.8 x 1.8
7440320027 2.7 0.6 1.6 144.00 3.2 x 2.5 x 2.3
74479775215 1.5 1.1 0.8 160.00 2 x 1.2 x 1.2
74479776215 1.5 1.3 0.8 110.00 2 x 1.6 x 1
74479787215A 1.5 1.9 1.1 70.00 2.5 x 2 x 1
74479887222A 2.2 1.4 0.8 140.00 2.5 x 2 x 1
74479888222 2.2 1.2 1.4 200.00 2.5 x 2 x 1
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