AAT2504 Buck Converter overview

Description

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AAT2504 is a 5.50 V sync Buck Converter from with 0.80 A output current. The maximum 5.50 V input voltage can be regulated down into a 0.60 V to 5.50 V output voltage.

It requires are a typical inductor size of 1.50 µH, a typical external component count of 11 and achieves a peak efficiency of 95 %. Further AAT2504 characteristics are a fixed 2000 kHz switching frequency and 1 available package option(s): QFN-20 .

For the AAT2504 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? 0.80 A
V-OUT min. 0.60 V
V-OUT max. 5.50 V
V-OUT adjustable V
V-OUT programmable yes
sync/non-sync sync
Frequency typ. 2000 kHz
Frequency fixed
Frequency selectable
ext.clock sync. yes
Frequency adj./ ext.clock min. 1600 kHz
Frequency adj./ ext.clock max 2400 kHz
Softstart yes
Softstart adjustable no
Tracking no
PG/Power OK yes
Quiescent current max. 145 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. 1.50 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode yes
Topology Buck
Peak Efficiency 95 %
Component count min. 11
current limit adjustable no
Nr.of packages 1
CSP
SC70
SOT
MSOP
QFN/DFN QFN-20
SO/SOIC
SOP
DIP
TO
DDPAK

AAT2504 Datasheet

Link to the most up-to-date AAT2504 datasheet and the product page for EVM, tools and support information.

AAT2504

AAT2504 Sample stock and distributor price breaks

AAT2504 prices and online available distributors.

OEMSecrets.com
findchips.com

Available Distributors with stock: 0

no online Distributor with AAT2504 stock available

Available Distributors with stock: 0

no online Distributor with AAT2504 stock available

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to AAT2504. Optional, compare AAT2504 side-by-side with other Buck Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% AAT2503 AAT2503 product overviewAAT2503 product overview Skyworks QFN-20

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of AAT2504.

V-IN max. 5.5 V, I-OUT 0.8 A, V-OUT min. 0.6 V, Frequency typ. 2000 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
744028001 1.0 1.8 1.5 65.00 2.8 x 2.8 x 1.2
744029001 1.0 2.2 1.6 45.00 2.8 x 2.8 x 1.5
744030001 1.2 1.0 1.1 95.00 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
744031010 1.0 2.0 1.6 26.00 3.8 x 3.8 x 1.8
74479262210 1.0 1.2 1.7 170.00 1.6 x 0.8 x 0.8
74479776210 1.0 1.4 1.0 90.00 2 x 1.6 x 1
74479787210B 1.0 2.0 1.2 60.00 2.5 x 2 x 1
74479787215A 1.5 1.9 1.1 70.00 2.5 x 2 x 1
74479876210 1.0 1.5 1.5 70.00 2 x 1.6 x 1
74479887210A 1.0 1.6 1.0 100.00 2.5 x 2 x 1
74479889210 1.0 2.0 2.0 85.00 2.5 x 2 x 1.2
74479976215 1.5 1.6 1.9 100.00 2 x 1.6 x 0.5
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