A8584 Buck Converter overview

Description

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A8584 is a 40.00 V non-sync Buck Converter from with 2.50 A output current. The maximum 40.00 V input voltage can be regulated down into a 0.80 V to 38.00 V output voltage.

It requires are a typical inductor size of 15.00 µH, a typical external component count of 12 and achieves a peak efficiency of 94 %. Further A8584 characteristics are a adjustable 250 kHz switching frequency and 1 available package option(s): TSSOP-16 .

For the A8584 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. 4.70 V
V-IN max. 40.00 V
I-OUT? 2.50 A
V-OUT min. 0.80 V
V-OUT max. 38.00 V
V-OUT adjustable V
V-OUT programmable no
sync/non-sync non-sync
Frequency typ. 250 kHz
Frequency adjustable
Frequency selectable
ext.clock sync. yes
Frequency adj./ ext.clock min. 250 kHz
Frequency adj./ ext.clock max 1500 kHz
Softstart yes
Softstart adjustable yes
Tracking no
PG/Power OK yes
Quiescent current max. 5000 µA
Operating min. -40 °C
Operating max. 125 °C
Junction min.
Junction max.
thermal shutdown typ. 165 °C
Inductor size typ. 15.00 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 yes
Light-Load-Mode yes
Topology Buck
Peak Efficiency 94 %
Component count min. 12
current limit adjustable no
Nr.of packages 1
CSP
SC70
SOT
MSOP
QFN/DFN
SO/SOIC
SOP TSSOP-16
DIP
TO
DDPAK

A8584 Datasheet

Link to the most up-to-date A8584 datasheet and the product page for EVM, tools and support information.

A8584

A8584 Sample stock and distributor price breaks

A8584 prices and online available distributors.

OEMSecrets.com
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Available Distributors with stock: 0

no online Distributor with A8584 stock available

Available Distributors with stock: 0

no online Distributor with A8584 stock available

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to A8584. Optional, compare A8584 side-by-side with other Buck Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% A8583 A8583 product overviewA8583 product overview Allegro TSSOP-16
0% TPS54240-Q1 TPS54240-Q1 product overviewTPS54240-Q1 product overview Texas Instruments SON-10, MSOP-10
0% TPS54361-Q1 TPS54361-Q1 product overviewTPS54361-Q1 product overview Texas Instruments WSON-10
10% TPS54362-Q1 TPS54362-Q1 product overviewTPS54362-Q1 product overview Texas Instruments HTSSOP-20
25% A8582 A8582 product overviewA8582 product overview Allegro TSSOP-16
25% TPS54262-Q1 TPS54262-Q1 product overviewTPS54262-Q1 product overview Texas Instruments HTSSOP-20
50% LM26001-Q1 LM26001-Q1 product overviewLM26001-Q1 product overview Texas Instruments HTSSOP-16

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of A8584.

V-IN max. 40 V, I-OUT 2.5 A, V-OUT min. 0.8 V, Frequency typ. 250 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
74404052033 3.3 2.6 3.0 42.20 5 x 5 x 2
74404054033 3.3 3.4 4.3 24.00 5 x 5 x 4
74404054047 4.7 3.0 3.8 30.00 5 x 5 x 4
74404063033 3.3 3.5 4.5 25.00 6 x 6 x 2.8
74404063047 4.7 3.1 3.3 30.00 6 x 6 x 2.8
74404064047 4.7 3.3 5.5 26.00 6 x 6 x 4.5
7440650033 3.3 5.3 4.7 15.00 10 x 10 x 3.1
7440650047 4.7 4.6 4.2 16.50 10 x 10 x 3.1
744066005 5.0 4.9 5.5 14.50 10 x 10 x 4.1
744071039 3.9 4.9 4.5 13.00 8 x 8 x 4.6
744071047 4.7 4.8 4.3 17.00 8 x 8 x 4.6
74408943033 3.3 2.6 3.6 31.00 4.8 x 4.8 x 4.1
744316330 3.3 5.8 5.8 18.50 5.5 x 5.3 x 4.3
744316470 4.7 4.6 4.7 24.50 5.5 x 5.3 x 4.3
74437324033 3.3 2.5 4.2 69.00 4.45 x 4.06 x 2
74438356033 3.3 3.6 5.5 39.90 4.1 x 4.1 x 2.1
74438356047 4.7 2.9 4.7 63.00 4.1 x 4.1 x 2.1
7447462033 3.3 4.7 4.0 16.00 5.5 x 5.5 x 8.5
7447462047 4.7 4.2 3.7 19.00 5.5 x 5.5 x 8.5
7447471047 4.7 6.9 6.0 10.50 10.5 x 10.5 x 11.5
7447713047 4.7 4.0 6.0 26.00 10 x 10 x 3
744772047 4.7 4.0 5.4 11.60 7.8 x 7.8 x 10
744777003 3.3 3.5 4.6 25.00 7.3 x 7.3 x 4.5
744777004 4.7 3.2 4.0 25.00 7.3 x 7.3 x 4.5
7447779003 3.3 3.3 4.5 26.00 7.3 x 7.3 x 4.5
7447779004 4.7 3.2 4.4 28.00 7.3 x 7.3 x 4.5
744778003 3.3 3.1 4.1 24.00 7.3 x 7.3 x 3.4
7447785003 3.3 2.8 3.0 43.00 5.9 x 6.2 x 3.3
7447789003 3.3 3.4 4.2 24.00 7.3 x 7.3 x 3.5
7447789004 4.7 2.9 3.9 33.00 7.3 x 7.3 x 3.5
744787039 3.9 3.8 4.0 16.70 7.8 x 7 x 5
744787047 4.7 3.3 3.6 24.30 7.8 x 7 x 5
784774047 4.7 3.0 5.5 56.00 5.2 x 5.8 x 4.85
784775033 3.3 4.9 4.9 12.00 7 x 7.8 x 5.5
784775047 4.7 4.5 4.5 16.00 7 x 7.8 x 5.5
784776047 4.7 5.0 6.0 12.00 9 x 10 x 5.9
784777033 3.3 2.5 4.7 58.00 7.3 x 7.3 x 4.3
784778033 3.3 2.7 3.7 54.00 7.3 x 7.3 x 3.5
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