TS2576-3.3 Buck Converter overview
Description
TS2576-3.3 is a 40.00 V non-sync Buck Converter from with 3.00 A output current. The maximum 40.00 V input voltage can be regulated down into a 3.30 V to 3.30 V output voltage.
It requires are a typical inductor size of 100.00 µH, a typical external component count of 4 and achieves a peak efficiency of 77 %. Further TS2576-3.3 characteristics are a fixed 52 kHz switching frequency and 2 available package option(s): TO-220-5 .
Parameter overview and features with replacement search
For the TS2576-3.3 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.
Parameter | Value | Replacement Search Filter |
V-IN min. | 4.50 V | |
V-IN max. | 40.00 V | |
I-OUT? | 3.00 A | |
V-OUT min. | 3.30 V | |
V-OUT max. | 3.30 V | |
V-OUT | 3.300 V | |
V-OUT programmable | ![]() |
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sync/non-sync | non-sync | |
Frequency typ. | 52 kHz | |
Frequency | fixed | |
Frequency selectable | ||
ext.clock sync. | ![]() |
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Frequency adj./ ext.clock min. | ||
Frequency adj./ ext.clock max | ||
Softstart | ![]() |
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Softstart adjustable | ![]() |
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Tracking | ![]() |
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PG/Power OK | ![]() |
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Quiescent current max. | 10000 µA | |
Operating min. | -40 °C | |
Operating max. | 125 °C | |
Junction min. | ||
Junction max. | ||
thermal shutdown typ. | ||
Inductor size typ. | 100.00 µH | |
Inductor suggested by Würth Elektronik | ||
Automotive AEC-Q100 | ![]() |
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Light-Load-Mode | ![]() |
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Topology | Buck | |
Peak Efficiency | 77 % | |
Component count min. | 4 | |
current limit adjustable | ![]() |
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Nr.of packages | 2 | |
CSP | ||
SC70 | ||
SOT | ||
MSOP | ||
QFN/DFN | ||
SO/SOIC | ||
SOP | ||
DIP | ||
TO | TO-220-5 | |
DDPAK |
TS2576-3.3 Datasheet
Link to the most up-to-date TS2576-3.3 datasheet and the product page for EVM, tools and support information.
TS2576-3.3
TS2576-3.3 Sample stock and distributor price breaks
TS2576-3.3 prices and online available distributors.


Available Distributors with stock: 0
Available Distributors with stock: 1
Digi-Key
Product | Stock | Price | Buy | ||||||||||||||||
ATS-HP-D10L100S199W-166 | 43 |
| Buy Now | ||||||||||||||||
ATS-15E-55-C2-R0 | 25 |
| Buy Now | ||||||||||||||||
ATS-15E-56-C2-R0 | 25 |
| Buy Now | ||||||||||||||||
ATS-15E-61-C2-R0 | 25 |
| Buy Now | ||||||||||||||||
ATS-15E-57-C2-R0 | 25 |
| Buy Now | ||||||||||||||||
ATS-15E-58-C2-R0 | 25 |
| Buy Now | ||||||||||||||||
ATS-15E-62-C2-R0 | 25 |
| Buy Now | ||||||||||||||||
ATS-15E-53-C2-R0 | 25 |
| Buy Now | ||||||||||||||||
ATS-15E-54-C2-R0 | 25 |
| Buy Now | ||||||||||||||||
ATS-15E-59-C2-R0 | 25 |
| Buy Now | ||||||||||||||||
ATS-15E-60-C2-R0 | 25 |
| Buy Now |
List of equivalents and alternatives
The following DC/DC Buck Converter are similar to TS2576-3.3. Optional, compare TS2576-3.3 side-by-side with other Buck Converter via the Comparison function.
Variation | Compare | Product | Manufacturer | Package | |
0% | TS2596-3.3 | ![]() |
Taiwan Semi | TO-220-5, SOP-8 | |
0% | LM2599-3.3 | ![]() |
Texas Instruments | DDPAK-7, TO-220-7 | |
0% | LM2673-3.3 | ![]() |
Texas Instruments | DDPAK-7, TO-220-7, VSON-14 | |
0% | LM2679-3.3 | ![]() |
Texas Instruments | DDPAK-7, TO-220-7, VSON-14 |
Inductor suggestions
Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of TS2576-3.3.
Order Code | Spec | L (µH) | IR (A) | ISAT (A) | RDC (mΩ) | L x W x H (mm) |
74435574700 | 47.0 | 6.8 | 7.0 | 33.50 | 18.3 x 18.2 x 9.2 | |
7447709390 | 39.0 | 4.1 | 5.0 | 43.90 | 12 x 12 x 10 | |
7447709470 | 47.0 | 3.8 | 4.5 | 45.90 | 12 x 12 x 10 | |
7447709680 | 68.0 | 3.2 | 3.6 | 68.60 | 12 x 12 x 10 |