MAX5089 Buck Converter overview

Description

Manufacturer
 
Category
Sub-Category

MAX5089 is a 23.00 V non-sync Buck Converter from with 2.00 A output current. The maximum 23.00 V input voltage can be regulated down into a 0.60 V to 20.00 V output voltage.

It requires are a typical inductor size of 4.70 µH, a typical external component count of 24 and achieves a peak efficiency of 90 %. Further MAX5089 characteristics are a fixed 2200 kHz switching frequency and 1 available package option(s): TQFN-16 .

For the MAX5089 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. 23.00 V
I-OUT? 2.00 A
V-OUT min. 0.60 V
V-OUT max. 20.00 V
V-OUT adjustable V
V-OUT programmable no
sync/non-sync non-sync
Frequency typ. 2200 kHz
Frequency fixed
Frequency selectable
ext.clock sync. yes
Frequency adj./ ext.clock min. 200 kHz
Frequency adj./ ext.clock max 2200 kHz
Softstart yes
Softstart adjustable no
Tracking no
PG/Power OK yes
Quiescent current max. 2500 µA
Operating min. -40 °C
Operating max. 125 °C
Junction min. -65 °C
Junction max. 150 °C
thermal shutdown typ. 170 °C
Inductor size typ. 4.70 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode yes
Topology Buck
Peak Efficiency 90 %
Component count min. 24
current limit adjustable no
Nr.of packages 1
CSP
SC70
SOT
MSOP
QFN/DFN TQFN-16
SO/SOIC
SOP
DIP
TO
DDPAK

MAX5089 Datasheet

Link to the most up-to-date MAX5089 datasheet and the product page for EVM, tools and support information.

MAX5089

MAX5089 Sample stock and distributor price breaks

MAX5089 prices and online available distributors.

OEMSecrets.com
findchips.com

Available Distributors with stock: 1

Digi-Key (1)

ProductStockPriceBuy
MAX5089ATE+55
15.26 USD
105.00 USD
253.64 USD
503.46 USD
1002.45 USD
2502.41 USD
Buy Now
MAX5089ATE+T0
25000.00 USD
Buy Now

Available Distributors without stock: 2

Avnet America (0)

ProductStockPriceBuy
MAX5089ATE+0
1802.59 USD
3002.59 USD
4802.49 USD
9002.39 USD
18002.39 USD
Buy Now
MAX5089ATE+T0
00.00 USD
Buy Now

Future Electronics (0)

ProductStockPriceBuy
MAX5089ATE+0
602.62 USD
2402.47 USD
Buy Now
MAX5089ATE+T0
25002.17 USD
Buy Now

Available Distributors with stock: 2

Digi-Key

ProductStockPriceBuy
MAX5089ATE+ 55
2501.94 €
1001.97 €
502.79 €
252.93 €
104.03 €
14.24 €
Buy Now
MAX5089ATE+T 0 Buy Now
show stock=0hide stock=0

Rochester Electronics

ProductStockPriceBuy
MAX5089ATE+ 1285
13.77 $
253.50 $
1003.35 $
5003.22 $
10003.06 $
Buy Now

Available Distributors without stock: 3

Avnet

ProductStockPriceBuy
MAX5089ATE+ 0
1802.59 $
3002.59 $
4802.49 $
9002.39 $
18002.39 $
Buy Now
MAX5089ATE+T 0

Future Electronics

ProductStockPriceBuy
MAX5089ATE+ 0
602.62 $
2402.47 $
Buy Now
MAX5089ATE+T 0
25002.17 $
Buy Now

Mouser Electronics

ProductStockPriceBuy
MAX5089ATE+ 0
15.26 $
105.00 $
253.64 $
502.67 $
1002.56 $
2502.47 $
5002.34 $
10002.31 $
Buy Now
MAX5089EVKIT 0 Buy Now
MAX5089ATE 0 Buy Now

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to MAX5089. Optional, compare MAX5089 side-by-side with other Buck Converter via the Comparison function.

no alternatives found

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of MAX5089.

V-IN max. 23 V, I-OUT 2 A, V-OUT min. 0.6 V, Frequency typ. 2200 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
74402500047 0.5 3.3 4.7 19.00 2.8 x 2.8 x 3
744040320047 0.5 3.0 2.8 18.00 3 x 3 x 1.5
744040410047 0.5 3.3 4.3 28.00 4 x 4 x 1.2
74404200056 0.6 3.1 3.0 19.00 4.8 x 4.8 x 2
74406800056 0.6 3.4 4.0 22.00 8 x 8 x 1.2
744383210047 0.5 2.2 3.7 76.00 2.5 x 2 x 0.6
744383220047 0.5 2.3 4.4 70.00 2.5 x 2 x 0.8
74479275147 0.5 2.6 3.3 38.00 2 x 1.25 x 1
74479276147 0.5 2.9 4.2 34.00 2 x 1.6 x 1
74479276147C 0.5 2.7 4.5 33.00 2 x 1.25 x 1
74479298147 0.5 3.0 4.5 28.00 3.2 x 2.5 x 1
74479976147 0.5 2.7 2.9 24.00 2 x 1.6 x 0.5
74479976147A 0.5 3.0 3.4 20.00 2 x 1.6 x 0.5
74479977147 0.5 2.2 2.4 55.00 2 x 1.6 x 0.9
784383210047 0.5 2.2 3.7 76.00 2.5 x 2 x 0.6
784383220047 0.5 2.3 4.4 70.00 2.5 x 2 x 0.8
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