A7986A Buck Converter overview

Description

Manufacturer
 
Category
Sub-Category

A7986A is a 38.00 V non-sync Buck Converter from with 3.00 A output current. The maximum 38.00 V input voltage can be regulated down into a 0.60 V to 38.00 V output voltage.

It requires are a typical inductor size of 10.00 µH, a typical external component count of 9 and achieves a peak efficiency of 92 %. Further A7986A characteristics are a fixed 250 kHz switching frequency and 1 available package option(s): HSOP-8 .

For the A7986A 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. 4.50 V
V-IN max. 38.00 V
I-OUT? 3.00 A
V-OUT min. 0.60 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 fixed
Frequency selectable
ext.clock sync. yes
Frequency adj./ ext.clock min. 275 kHz
Frequency adj./ ext.clock max 1000 kHz
Softstart yes
Softstart adjustable no
Tracking no
PG/Power OK no
Quiescent current max. 2400 µA
Operating min.
Operating max.
Junction min. -40 °C
Junction max. 125 °C
thermal shutdown typ. 150 °C
Inductor size typ. 10.00 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 yes
Light-Load-Mode no
Topology Buck
Peak Efficiency 92 %
Component count min. 9
current limit adjustable no
Nr.of packages 1
CSP
SC70
SOT
MSOP
QFN/DFN
SO/SOIC
SOP HSOP-8
DIP
TO
DDPAK

A7986A Datasheet

Link to the most up-to-date A7986A datasheet and the product page for EVM, tools and support information.

A7986A

A7986A Sample stock and distributor price breaks

A7986A prices and online available distributors.

OEMSecrets.com
findchips.com

Available Distributors with stock: 0

no online Distributor with A7986A stock available

Available Distributors with stock: 6

Newark element14

ProductStockPriceBuy
A7986ATR 35
10001.25 $
5001.52 $
2501.63 $
1001.73 $
501.88 $
252.02 $
102.17 $
12.55 $
Buy Now

Mouser Electronics

ProductStockPriceBuy
A7986ATR 2747
12.55 $
102.17 $
1001.73 $
5001.52 $
10001.25 $
25001.17 $
50001.12 $
Buy Now
A7986A 518
12.55 $
102.17 $
1001.73 $
5001.52 $
10001.25 $
25001.17 $
50001.12 $
Buy Now

element14 Asia-Pacific

ProductStockPriceBuy
A7986ATR 35
100001.63 SGD
50001.69 SGD
25001.76 SGD
10001.88 SGD
5002.29 SGD
1002.61 SGD
103.27 SGD
13.84 SGD
Buy Now

Farnell element14

ProductStockPriceBuy
A7986ATR 40
2501.25 GBP
1001.33 GBP
501.51 GBP
251.68 GBP
11.90 GBP
Buy Now

Chip 1 Exchange

ProductStockPriceBuy
A7986ATR 2962

New Advantage Corporation

ProductStockPriceBuy
A7986ATR 22500
225001.16 $
25001.42 $
Buy Now

Available Distributors without stock: 2

Digi-Key

ProductStockPriceBuy
A7986A 0
20001.04 €
Buy Now
A7986ATR 0
50001.00 €
25001.04 €
Buy Now
A7986ATR 0
10001.15 €
5001.39 €
1001.69 €
102.10 €
12.34 €
Buy Now
A7986ATR 0
10001.15 €
5001.39 €
1001.69 €
102.10 €
12.34 €
Buy Now

Avnet

ProductStockPriceBuy
A7986A 0
20001.29 $
40001.19 $
80001.09 $
120001.09 $
200001.09 $
Buy Now
A7986ATR 0
25001.29 $
50001.19 $
100001.09 $
150001.09 $
250001.09 $
Buy Now

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to A7986A. Optional, compare A7986A side-by-side with other Buck Converter via the Comparison function.

Variation Compare Product Manufacturer Package
50% TLE8366 TLE8366 product overviewTLE8366 product overview Infineon DSO-8
50% NCV890201 NCV890201 product overviewNCV890201 product overview ON Semiconductor DFN-10
50% A7985A A7985A product overviewA7985A product overview ST HSOP-8

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of A7986A.

V-IN max. 38 V, I-OUT 3 A, V-OUT min. 0.6 V, Frequency typ. 250 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
74404052022 2.2 3.0 3.6 31.60 5 x 5 x 2
74404054022 2.2 3.8 5.3 19.00 5 x 5 x 4
74404054033 3.3 3.4 4.3 24.00 5 x 5 x 4
74404063022 2.2 3.8 5.6 20.00 6 x 6 x 2.8
74404063033 3.3 3.5 4.5 25.00 6 x 6 x 2.8
74404064033 3.3 3.7 6.5 21.00 6 x 6 x 4.5
74404084033 3.3 4.4 7.1 17.00 8 x 8 x 4.2
7440650022 2.2 6.2 5.9 11.00 10 x 10 x 3.1
7440650033 3.3 5.3 4.7 15.00 10 x 10 x 3.1
7440660022 2.2 6.7 6.8 7.70 10 x 10 x 4.1
7440660035 3.5 5.8 6.4 11.50 10 x 10 x 4.1
744071022 2.2 5.4 6.3 10.00 8 x 8 x 4.6
74408943022 2.2 3.0 4.6 26.00 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
74437324022 2.2 3.3 6.5 51.00 4.45 x 4.06 x 2
74438356022 2.2 4.7 6.2 29.00 4.1 x 4.1 x 2.1
74438356033 3.3 3.6 5.5 39.90 4.1 x 4.1 x 2.1
7447462022 2.2 6.3 4.3 10.00 5.5 x 5.5 x 8.5
7447462033 3.3 4.7 4.0 16.00 5.5 x 5.5 x 8.5
7447713033 3.3 4.6 7.2 20.40 10 x 10 x 3
7447715003 3.3 5.9 7.1 11.50 12 x 12 x 4.5
744772033 3.3 5.0 6.3 9.50 7.8 x 7.8 x 10
744777002 2.2 6.0 6.5 13.00 7.3 x 7.3 x 4.5
744777003 3.3 3.5 4.6 25.00 7.3 x 7.3 x 4.5
7447779002 2.2 4.2 6.0 16.00 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
744778002 2.2 4.0 4.8 14.00 7.3 x 7.3 x 3.4
744778003 3.3 3.1 4.1 24.00 7.3 x 7.3 x 3.4
7447786002 2.2 3.5 4.0 40.00 5.9 x 6.2 x 5.1
7447789002 2.2 4.0 4.8 19.00 7.3 x 7.3 x 3.5
7447789003 3.3 3.4 4.2 24.00 7.3 x 7.3 x 3.5
744787027 2.7 4.4 4.5 13.50 7.8 x 7 x 5
784775022 2.2 6.0 6.0 8.00 7 x 7.8 x 5.5
784775033 3.3 4.9 4.9 12.00 7 x 7.8 x 5.5
784776033 3.3 6.0 7.0 9.00 9 x 10 x 5.9
784778022 2.2 3.1 5.0 42.00 7.3 x 7.3 x 3.5
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