A5973AD Buck Converter overview

Description

Manufacturer
 
Category
Sub-Category

A5973AD 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 15.00 µH, a typical external component count of 9 and achieves a peak efficiency of 90 %. Further A5973AD characteristics are a fixed 500 kHz switching frequency and 1 available package option(s): SO-8 .

For the A5973AD 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. 500 kHz
Frequency fixed
Frequency selectable
ext.clock sync. yes
Frequency adj./ ext.clock min. 575 kHz
Frequency adj./ ext.clock max 1000 kHz
Softstart no
Softstart adjustable no
Tracking no
PG/Power OK no
Quiescent current max. 7000 µA
Operating min.
Operating max.
Junction min. -40 °C
Junction max. 125 °C
thermal shutdown typ. 150 °C
Inductor size typ. 15.00 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

A5973AD Datasheet

Link to the most up-to-date A5973AD datasheet and the product page for EVM, tools and support information.

A5973AD

A5973AD Sample stock and distributor price breaks

A5973AD prices and online available distributors.

OEMSecrets.com
findchips.com

Available Distributors with stock: 2

Conrad COM (1)

ProductStockPriceBuy
A5973ADTR12Buy Now

Digi-Key (2)

ProductStockPriceBuy
A5973AD0
20001.52 USD
Buy Now
A5973ADTR0
25001.52 USD
50001.46 USD
Buy Now
A5973ADTR2350
13.11 USD
102.80 USD
1002.29 USD
5001.95 USD
10001.64 USD
Buy Now
A5973ADTR2350
13.11 USD
102.80 USD
1002.29 USD
5001.95 USD
10001.64 USD
Buy Now

Available Distributors without stock: 1

Avnet America (0)

ProductStockPriceBuy
A5973AD0
20001.69 USD
40001.59 USD
80001.49 USD
120001.39 USD
200001.39 USD
Buy Now
A5973ADTR0
25001.69 USD
50001.59 USD
100001.49 USD
150001.39 USD
250001.39 USD
Buy Now

Available Distributors with stock: 3

Arrow Electronics

ProductStockPriceBuy
A5973ADTR 96
13.08 $
102.75 $
1002.38 $
5002.36 $
Buy Now
A5973AD 0
20002.02 $
200001.96 $
1000001.77 $
2000001.62 $
Buy Now
A5973ADTR 0
25002.02 $
250001.96 $
1250001.77 $
2500001.62 $
Buy Now
show stock=0hide stock=0

Digi-Key

ProductStockPriceBuy
A5973ADTR 2350
10001.38 €
5001.63 €
1001.92 €
102.34 €
12.60 €
Buy Now
A5973ADTR 2350
10001.38 €
5001.63 €
1001.92 €
102.34 €
12.60 €
Buy Now
A5973AD 0
20001.27 €
Buy Now
A5973ADTR 0
50001.22 €
25001.27 €
Buy Now
show stock=0hide stock=0

Mouser Electronics

ProductStockPriceBuy
A5973ADTR 2340
13.02 $
102.57 $
1002.23 $
2502.11 $
5001.90 $
10001.60 $
25001.52 $
50001.46 $
Buy Now
A5973AD 0
13.02 $
102.57 $
1002.23 $
2502.11 $
5001.90 $
10001.60 $
25001.52 $
50001.46 $
Buy Now
show stock=0hide stock=0

Available Distributors without stock: 1

Avnet

ProductStockPriceBuy
A5973AD 0
20001.69 $
40001.59 $
80001.49 $
120001.39 $
200001.39 $
Buy Now
A5973ADTR 0
25001.69 $
50001.59 $
100001.49 $
150001.39 $
250001.39 $
Buy Now

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to A5973AD. Optional, compare A5973AD 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% A5972D A5972D product overviewA5972D 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 A5973AD.

V-IN max. 36 V, I-OUT 1.5 A, V-OUT min. 1.235 V, Frequency typ. 500 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
74404041047 4.7 1.6 1.9 91.00 4 x 4 x 1.2
74404042047 4.7 1.7 2.2 70.00 4 x 4 x 1.8
74404052039 3.9 2.4 2.8 50.50 5 x 5 x 2
74404052047 4.7 2.3 2.7 55.90 5 x 5 x 2
74404052056 5.6 2.1 2.6 67.50 5 x 5 x 2
74404063047 4.7 3.1 3.3 30.00 6 x 6 x 2.8
7440520039 3.9 2.0 2.1 50.00 5.8 x 5.8 x 2
744052005 5.0 1.7 1.8 50.00 5.8 x 5.8 x 2
744053004 4.2 2.5 2.2 30.00 5.8 x 5.8 x 3
7440530047 4.7 2.4 2.0 30.00 5.8 x 5.8 x 3
744053005 5.3 2.3 1.9 30.00 5.8 x 5.8 x 3
744062005 5.0 2.2 2.0 40.00 6.8 x 6.8 x 2.5
744062006 6.2 1.9 1.8 40.00 6.8 x 6.8 x 2.5
7440690047 4.7 2.2 1.8 56.00 8 x 8 x 1.5
7440700047 4.7 3.0 2.2 37.00 8 x 8 x 2
7440700056 5.6 2.6 2.0 47.00 8 x 8 x 2
74408941035 3.5 1.5 2.8 113.00 4.8 x 4.8 x 2.1
74408942047 4.7 1.6 2.9 86.80 4.8 x 4.8 x 3.1
74408943047 4.7 2.2 3.2 45.00 4.8 x 4.8 x 4.1
74437321047 4.7 1.9 3.3 128.00 4.45 x 4.06 x 1.2
74437321056 5.6 1.6 2.7 180.00 4.45 x 4.06 x 1.2
74438335047 4.7 1.5 2.8 141.00 3 x 3 x 1.5
744773039 3.9 1.9 2.6 54.00 4 x 4.5 x 3.5
744773047 4.7 1.8 2.5 59.00 4 x 4.5 x 3.5
744773056 5.6 1.6 2.4 69.00 4 x 4.5 x 3.5
7447785004 4.7 2.2 2.5 60.00 5.9 x 6.2 x 3.3
7447786004 4.7 2.8 2.8 57.00 5.9 x 6.2 x 5.1
744787047 4.7 3.3 3.6 24.30 7.8 x 7 x 5
78438335047 4.7 1.5 2.8 141.00 3 x 3 x 1.5
784773039 3.9 1.9 2.6 54.00 4 x 4.5 x 3.5
784773047 4.7 1.8 2.5 59.00 4 x 4.5 x 3.5
784773056 5.6 1.6 2.4 69.00 4 x 4.5 x 3.5
784778047 4.7 2.4 3.1 66.00 7.3 x 7.3 x 3.5
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