ACT4501 Buck Converter overview

Description

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Category
Sub-Category

ACT4501 is a 30.00 V non-sync Buck Converter from with 1.25 A output current. The maximum 30.00 V input voltage can be regulated down into a 0.82 V to 12.00 V output voltage.

It requires are a typical inductor size of 82.00 µH, a typical external component count of 10 and achieves a peak efficiency of 93 %. Further ACT4501 characteristics are a fixed 125 kHz switching frequency and 1 available package option(s): SOP-8 .

For the ACT4501 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. 10.00 V
V-IN max. 30.00 V
I-OUT? 1.25 A
V-OUT min. 0.82 V
V-OUT max. 12.00 V
V-OUT adjustable V
V-OUT programmable no
sync/non-sync non-sync
Frequency typ. 125 kHz
Frequency fixed
Frequency selectable
ext.clock sync. no
Frequency adj./ ext.clock min.
Frequency adj./ ext.clock max
Softstart yes
Softstart adjustable no
Tracking no
PG/Power OK no
Quiescent current max. -2500 µA
Operating min. -40 °C
Operating max. 85 °C
Junction min.
Junction max.
thermal shutdown typ. 155 °C
Inductor size typ. 82.00 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode no
Topology Buck
Peak Efficiency 93 %
Component count min. 10
current limit adjustable yes
Nr.of packages 1
CSP
SC70
SOT
MSOP
QFN/DFN
SO/SOIC
SOP SOP-8
DIP
TO
DDPAK

ACT4501 Datasheet

Link to the most up-to-date ACT4501 datasheet and the product page for EVM, tools and support information.

ACT4501

ACT4501 Sample stock and distributor price breaks

ACT4501 prices and online available distributors.

OEMSecrets.com
findchips.com

Available Distributors with stock: 1

Mouser-Electronics (1)

ProductStockPriceBuy
ACT4501SH-T3873
10.85 USD
100.65 USD
1000.42 USD
10000.34 USD
40000.28 USD
80000.27 USD
240000.27 USD
Buy Now

Available Distributors without stock: 1

DIGI-KEY (0)

ProductStockPriceBuy
ACT4501SH-T0
40000.31 USD
Buy Now
ACT4501SH-T0
10.00 USD
Buy Now
ACT4501SH-T0
10.00 USD
Buy Now
EA4501SH0
161.86 USD
Buy Now

Available Distributors with stock: 0

no online Distributor with ACT4501 stock available

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to ACT4501. Optional, compare ACT4501 side-by-side with other Buck Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% ACT4513 ACT4513 product overviewACT4513 product overview Active Semi SOP-8
0% ACT4514 ACT4514 product overviewACT4514 product overview Active Semi SOP-8
0% ACT4515 ACT4515 product overviewACT4515 product overview Active Semi SOP-8
50% MAX1684 MAX1684 product overviewMAX1684 product overview Maxim QSOP-16
50% MAX1685 MAX1685 product overviewMAX1685 product overview Maxim QSOP-16

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of ACT4501.

V-IN max. 30 V, I-OUT 1.25 A, V-OUT min. 0.82 V, Frequency typ. 125 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
74404054150 15.0 2.0 2.2 86.00 5 x 5 x 4
74404054220 22.0 1.5 1.7 129.00 5 x 5 x 4
74404063150 15.0 1.5 1.9 125.00 6 x 6 x 2.8
74404063220 22.0 1.4 1.6 140.00 6 x 6 x 2.8
74404064150 15.0 2.1 2.7 68.00 6 x 6 x 4.5
74404064180 18.0 1.9 2.4 81.00 6 x 6 x 4.5
74404064220 22.0 1.8 2.2 89.00 6 x 6 x 4.5
74404084180 18.0 2.4 2.9 53.00 8 x 8 x 4.2
74404084220 22.0 2.1 2.6 69.00 8 x 8 x 4.2
744065150 15.0 2.2 2.3 69.00 10 x 10 x 3.1
744065220 22.0 1.8 1.9 104.00 10 x 10 x 3.1
744066180 18.0 2.8 3.0 54.00 10 x 10 x 4.1
744066220 22.0 2.5 2.3 55.80 10 x 10 x 4.1
744071150 15.0 2.8 2.3 46.00 8 x 8 x 4.6
744071220 22.0 2.3 1.9 65.00 8 x 8 x 4.6
74408943150 15.0 1.4 1.7 118.00 4.8 x 4.8 x 4.1
7447462220 22.0 1.8 1.7 102.00 5.5 x 5.5 x 8.5
7447471220 22.0 3.7 3.0 38.00 10.5 x 10.5 x 11.5
7447713220 22.0 1.7 2.7 111.00 10 x 10 x 3
7447720150 15.0 2.4 3.0 33.40 7.8 x 7.8 x 10
744775115 15.0 1.9 2.2 43.90 7 x 7.8 x 5.5
744775118 18.0 1.9 2.1 52.60 7 x 7.8 x 5.5
744775122 22.0 1.8 1.8 65.40 7 x 7.8 x 5.5
744776115 15.0 2.5 2.9 34.00 9 x 10 x 5.9
744776118 18.0 2.4 2.4 42.80 9 x 10 x 5.9
744776122 22.0 2.0 2.1 51.10 9 x 10 x 5.9
744777115 15.0 1.6 2.2 70.00 7.3 x 7.3 x 4.5
744777118 18.0 1.5 2.1 80.00 7.3 x 7.3 x 4.5
744777122 22.0 1.4 1.7 90.00 7.3 x 7.3 x 4.5
7447779115 15.0 1.6 2.2 70.00 7.3 x 7.3 x 4.5
7447779118 18.0 1.5 2.1 80.00 7.3 x 7.3 x 4.5
7447779122 22.0 1.4 1.7 90.00 7.3 x 7.3 x 4.5
744778115 15.0 1.5 1.8 100.00 7.3 x 7.3 x 3.4
744778118 18.0 1.4 1.7 114.00 7.3 x 7.3 x 3.4
7447789115 15.0 1.5 1.8 100.00 7.3 x 7.3 x 3.5
7447789118 18.0 1.4 1.7 114.00 7.3 x 7.3 x 3.5
744787150 15.0 2.3 2.1 52.00 7.8 x 7 x 5
744787180 18.0 2.2 1.9 67.00 7.8 x 7 x 5
744787220 22.0 1.8 1.7 88.00 7.8 x 7 x 5
784774115 15.0 1.5 1.9 89.00 5.2 x 5.8 x 4.85
784774118 18.0 1.5 1.7 104.00 5.2 x 5.8 x 4.85
784774122 22.0 1.3 1.5 109.00 5.2 x 5.8 x 4.85
784775115 15.0 1.9 2.2 44.00 7 x 7.8 x 5.5
784775118 18.0 1.9 2.1 53.00 7 x 7.8 x 5.5
784775122 22.0 1.8 1.8 65.00 7 x 7.8 x 5.5
784776115 15.0 2.5 2.9 34.00 9 x 10 x 5.9
784776118 18.0 2.4 2.4 43.00 9 x 10 x 5.9
784776122 22.0 2.0 2.1 51.00 9 x 10 x 5.9
784777220 22.0 1.4 1.8 180.00 7.3 x 7.3 x 4.3
784778220 22.0 1.6 1.6 156.00 7.3 x 7.3 x 3.5
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