A8583 Buck Converter overview

Description

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A8583 is a 40.00 V non-sync Buck Converter from with 3.50 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 1.50 µH, a typical external component count of 17 and achieves a peak efficiency of 87 %. Further A8583 characteristics are a adjustable 2450 kHz switching frequency and 1 available package option(s): TSSOP-16 .

For the A8583 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? 3.50 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. 2450 kHz
Frequency adjustable
Frequency selectable
ext.clock sync. yes
Frequency adj./ ext.clock min. 250 kHz
Frequency adj./ ext.clock max 2400 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. 1.50 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 yes
Light-Load-Mode yes
Topology Buck
Peak Efficiency 87 %
Component count min. 17
current limit adjustable no
Nr.of packages 1
CSP
SC70
SOT
MSOP
QFN/DFN
SO/SOIC
SOP TSSOP-16
DIP
TO
DDPAK

A8583 Datasheet

Link to the most up-to-date A8583 datasheet and the product page for EVM, tools and support information.

A8583

A8583 Sample stock and distributor price breaks

A8583 prices and online available distributors.

OEMSecrets.com
findchips.com

Available Distributors with stock: 0

no online Distributor with A8583 stock available

Available Distributors with stock: 0

no online Distributor with A8583 stock available

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to A8583. Optional, compare A8583 side-by-side with other Buck Converter via the Comparison function.

Variation Compare Product Manufacturer Package
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
50% A8582 A8582 product overviewA8582 product overview Allegro TSSOP-16
50% A8584 A8584 product overviewA8584 product overview Allegro TSSOP-16
50% LM26003-Q1 LM26003-Q1 product overviewLM26003-Q1 product overview Texas Instruments HTSSOP-20
50% TPS54240-Q1 TPS54240-Q1 product overviewTPS54240-Q1 product overview Texas Instruments SON-10, MSOP-10
50% TPS54262-Q1 TPS54262-Q1 product overviewTPS54262-Q1 product overview Texas Instruments HTSSOP-20

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of A8583.

V-IN max. 40 V, I-OUT 3.5 A, V-OUT min. 0.8 V, Frequency typ. 2450 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
74402500030 0.3 3.9 5.7 15.00 2.8 x 2.8 x 3
744040420033 0.3 4.5 7.6 13.00 4 x 4 x 1.8
74404300033 0.3 4.0 6.0 8.00 4.8 x 4.8 x 3
74406800024 0.2 4.1 5.8 15.00 8 x 8 x 1.2
74406900022 0.2 5.5 7.5 9.00 8 x 8 x 1.5
744089410022 0.2 4.5 9.5 15.00 4.8 x 4.8 x 2.1
744089420039 0.4 4.2 10.3 15.00 4.8 x 4.8 x 3.1
744089430039 0.4 4.2 9.3 13.50 4.8 x 4.8 x 4.1
744383360033 0.3 5.5 8.3 14.00 3 x 3 x 2
74479276124 0.2 3.6 5.4 19.00 2 x 1.6 x 1
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