A5972D Buck Converter overview

Description

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Category
Sub-Category

A5972D is a 36.00 V non-sync Buck Converter from with 1.50 A output current. The maximum 36.00 V input voltage can be regulated down into a 1.24 V to 36.00 V output voltage.

It requires are a typical inductor size of 33.00 µH, a typical external component count of 9 and achieves a peak efficiency of 90 %. Further A5972D characteristics are a fixed 250 kHz switching frequency and 1 available package option(s): SO-8 .

For the A5972D 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. 4.00 V
V-IN max. 36.00 V
I-OUT? 1.50 A
V-OUT min. 1.24 V
V-OUT max. 36.00 V
V-OUT adjustable V
V-OUT programmable no
sync/non-sync non-sync
Frequency typ. 250 kHz
Frequency fixed
Frequency selectable
ext.clock sync. yes
Frequency adj./ ext.clock min. 275 kHz
Frequency adj./ ext.clock max 1000 kHz
Softstart no
Softstart adjustable no
Tracking no
PG/Power OK no
Quiescent current max. 5000 µA
Operating min.
Operating max.
Junction min. -40 °C
Junction max. 125 °C
thermal shutdown typ. 150 °C
Inductor size typ. 33.00 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 yes
Light-Load-Mode no
Topology Buck
Peak Efficiency 90 %
Component count min. 9
current limit adjustable no
Nr.of packages 1
CSP
SC70
SOT
MSOP
QFN/DFN
SO/SOIC SO-8
SOP
DIP
TO
DDPAK

A5972D Datasheet

Link to the most up-to-date A5972D datasheet and the product page for EVM, tools and support information.

A5972D

A5972D Sample stock and distributor price breaks

A5972D prices and online available distributors.

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List of equivalents and alternatives

The following DC/DC Buck Converter are similar to A5972D. Optional, compare A5972D side-by-side with other Buck Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% TLE8366 TLE8366 product overviewTLE8366 product overview Infineon DSO-8
0% MAX16907 MAX16907 product overviewMAX16907 product overview Maxim TSSOP-EP-16, TQFN-16
0% MAX16977 MAX16977 product overviewMAX16977 product overview Maxim TSSOP-EP-16, TQFN-16
0% CS51411 CS51411 product overviewCS51411 product overview ON Semiconductor SOIC-8, DFN-18
0% CS51413 CS51413 product overviewCS51413 product overview ON Semiconductor SOIC-8, DFN-18
0% NCV51411 NCV51411 product overviewNCV51411 product overview ON Semiconductor SOIC-8, DFN-18
0% NCV8842 NCV8842 product overviewNCV8842 product overview ON Semiconductor DFN-18
0% NCV8843 NCV8843 product overviewNCV8843 product overview ON Semiconductor SOIC-8, DFN-18
0% NCV890201 NCV890201 product overviewNCV890201 product overview ON Semiconductor DFN-10
0% A5973AD A5973AD product overviewA5973AD product overview ST SO-8
0% A5973D A5973D product overviewA5973D product overview ST SO-8
0% A5974AD A5974AD product overviewA5974AD product overview ST SO-8
0% A5974D A5974D product overviewA5974D product overview ST SO-8
0% A5975AD A5975AD product overviewA5975AD product overview ST SO-8
0% A5975D A5975D product overviewA5975D product overview ST SO-8
0% A7985A A7985A product overviewA7985A product overview ST HSOP-8
0% A7986A A7986A product overviewA7986A product overview ST HSOP-8
0% B5973D B5973D product overviewB5973D product overview ST SO-8
25% MAX16974 MAX16974 product overviewMAX16974 product overview Maxim TSSOP-EP-16, TQFN-16
25% MAX16975 MAX16975 product overviewMAX16975 product overview Maxim QSOP-EP-16
25% NCV890101 NCV890101 product overviewNCV890101 product overview ON Semiconductor DFN-10
25% NCV890131 NCV890131 product overviewNCV890131 product overview ON Semiconductor DFN-10
50% A5970AD A5970AD product overviewA5970AD product overview ST SO-8
50% A5970D A5970D product overviewA5970D product overview ST SO-8

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of A5972D.

V-IN max. 36 V, I-OUT 1.5 A, V-OUT min. 1.235 V, Frequency typ. 250 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
74404052075 7.5 1.7 2.1 96.80 5 x 5 x 2
74404052100 10.0 1.6 2.0 109.00 5 x 5 x 2
74404054100 10.0 2.1 2.5 64.00 5 x 5 x 4
74404063082 8.2 2.3 2.5 55.00 6 x 6 x 2.8
74404063100 10.0 2.0 2.2 72.00 6 x 6 x 2.8
74404064100 10.0 2.5 3.5 48.00 6 x 6 x 4.5
74404064120 12.0 2.2 3.0 58.00 6 x 6 x 4.5
7440650082 8.2 3.8 2.8 28.50 10 x 10 x 3.1
744065100 10.0 3.0 2.5 40.00 10 x 10 x 3.1
744071100 10.0 3.4 2.8 28.00 8 x 8 x 4.6
74408943082 8.2 1.8 2.2 70.00 4.8 x 4.8 x 4.1
74408943100 10.0 1.7 2.1 82.00 4.8 x 4.8 x 4.1
74437324082 8.2 1.6 2.8 158.00 4.45 x 4.06 x 2
74437324100 10.0 1.5 2.4 215.00 4.45 x 4.06 x 2
7447462100 10.0 2.5 2.6 55.00 5.5 x 5.5 x 8.5
7447715120 12.0 3.5 3.6 30.00 12 x 12 x 4.5
744773082 8.2 1.5 1.8 116.00 4 x 4.5 x 3.5
74477510 10.0 2.3 3.0 40.00 7 x 7.8 x 5.5
744775112 12.0 2.2 2.2 41.70 7 x 7.8 x 5.5
74477610 10.0 3.0 3.2 27.50 9 x 10 x 5.9
744776112 12.0 2.7 3.2 32.60 9 x 10 x 5.9
74477710 10.0 2.0 2.6 45.00 7.3 x 7.3 x 4.5
744777112 12.0 1.8 2.4 54.00 7.3 x 7.3 x 4.5
7447779008 8.2 2.7 3.0 47.00 7.3 x 7.3 x 4.5
744777910 10.0 2.0 2.6 45.00 7.3 x 7.3 x 4.5
7447779112 12.0 1.8 2.4 50.00 7.3 x 7.3 x 4.5
74477810 10.0 1.8 2.2 68.00 7.3 x 7.3 x 3.4
744778112 12.0 1.7 2.2 76.00 7.3 x 7.3 x 3.4
7447786008 8.2 2.3 2.1 66.00 5.9 x 6.2 x 5.1
744778610 10.0 2.1 1.8 74.00 5.9 x 6.2 x 5.1
744778910 10.0 1.8 2.2 64.00 7.3 x 7.3 x 3.5
7447789112 12.0 1.7 1.9 76.00 7.3 x 7.3 x 3.5
744779100 10.0 1.9 2.1 38.60 6 x 6 x 6.5
744787082 8.2 2.7 2.8 33.00 7.8 x 7 x 5
744787100 10.0 2.6 2.6 36.50 7.8 x 7 x 5
744787120 12.0 2.5 2.4 45.00 7.8 x 7 x 5
784773082 8.2 1.5 1.8 116.00 4 x 4.5 x 3.5
78477410 10.0 2.2 2.5 78.00 5.2 x 5.8 x 4.85
784774112 12.0 2.0 1.9 82.00 5.2 x 5.8 x 4.85
784775082 8.2 3.2 3.2 24.00 7 x 7.8 x 5.5
78477510 10.0 2.3 3.0 40.00 7 x 7.8 x 5.5
784775112 12.0 2.2 2.2 42.00 7 x 7.8 x 5.5
78477610 10.0 3.0 3.2 28.00 9 x 10 x 5.9
784776112 12.0 2.7 3.2 33.00 9 x 10 x 5.9
784777082 8.2 2.0 2.8 97.50 7.3 x 7.3 x 4.3
784777100 10.0 1.9 2.6 105.00 7.3 x 7.3 x 4.3
784778082 8.2 2.2 2.4 86.00 7.3 x 7.3 x 3.5
784778100 10.0 1.9 2.2 105.00 7.3 x 7.3 x 3.5
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