MAX1557-1.5 Buck Converter overview

Description

Manufacturer
 
Category
Sub-Category

MAX1557-1.5 is a 5.50 V sync Buck Converter from with 0.60 A output current. The maximum 5.50 V input voltage can be regulated down into a 1.50 V to 1.50 V output voltage.

It requires are a typical inductor size of 4.70 µH, a typical external component count of 4 and achieves a peak efficiency of 97 %. Further MAX1557-1.5 characteristics are a fixed 1000 kHz switching frequency and 1 available package option(s): TDFN-EP-10 .

For the MAX1557-1.5 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. 2.60 V
V-IN max. 5.50 V
I-OUT? 0.60 A
V-OUT min. 1.50 V
V-OUT max. 1.50 V
V-OUT 1.500 V
V-OUT programmable no
sync/non-sync sync
Frequency typ. 1000 kHz
Frequency fixed
Frequency selectable
ext.clock sync. no
Frequency adj./ ext.clock min.
Frequency adj./ ext.clock max
Softstart yes
Softstart adjustable yes
Tracking no
PG/Power OK no
Quiescent current max. 42 µA
Operating min. -40 °C
Operating max. 85 °C
Junction min.
Junction max. 150 °C
thermal shutdown typ. 160 °C
Inductor size typ. 4.70 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 yes
Light-Load-Mode yes
Topology Buck
Peak Efficiency 97 %
Component count min. 4
current limit adjustable no
Nr.of packages 1
CSP
SC70
SOT
MSOP
QFN/DFN TDFN-EP-10
SO/SOIC
SOP
DIP
TO
DDPAK

MAX1557-1.5 Datasheet

Link to the most up-to-date MAX1557-1.5 datasheet and the product page for EVM, tools and support information.

MAX1557-1.5

MAX1557-1.5 Sample stock and distributor price breaks

MAX1557-1.5 prices and online available distributors.

OEMSecrets.com
findchips.com

Available Distributors with stock: 5

AVNET-EUROPE (1)

ProductStockPriceBuy
MAX1557ETB+T7500Buy Now

Element14 (2)

ProductStockPriceBuy
MAX1557ETB+T1220
15.99 USD
105.65 USD
254.52 USD
504.29 USD
1003.95 USD
2503.74 USD
5003.61 USD
25002.72 USD
Buy Now
MAX1557ETB+T1220
15.99 USD
105.65 USD
254.52 USD
504.29 USD
1003.95 USD
2503.74 USD
5003.61 USD
25002.72 USD
Buy Now

FARNELL-ELEMENT14 (2)

ProductStockPriceBuy
MAX1557ETB+T1220Buy Now
MAX1557ETB+T1220Buy Now

Mouser-Electronics (2)

ProductStockPriceBuy
MAX1557ETB+T2558
13.70 USD
103.49 USD
252.79 USD
502.65 USD
1002.44 USD
2502.31 USD
5002.23 USD
25001.78 USD
Buy Now
MAX1557ETB+39
15.09 USD
104.81 USD
253.84 USD
503.65 USD
1003.37 USD
2503.20 USD
5003.08 USD
10002.45 USD
Buy Now

NEWARK (1)

ProductStockPriceBuy
MAX1557ETB+T1220
13.74 USD
103.52 USD
252.82 USD
502.68 USD
1002.46 USD
2502.34 USD
5002.25 USD
Buy Now

Available Distributors without stock: 4

AVNET-AMERICAS (0)

ProductStockPriceBuy
MAX1557ETB+0
00.00 USD
Buy Now
MAX1557ETB+T0
25002.00 USD
50001.92 USD
100001.85 USD
150001.78 USD
250001.75 USD
Buy Now

AVNET-ASIA (0)

ProductStockPriceBuy
MAX1557ETB+T0
25001.96 USD
50001.85 USD
100001.78 USD
150001.73 USD
250001.71 USD
Buy Now

DIGI-KEY (0)

ProductStockPriceBuy
MAX1557ETB+T0
25001.68 USD
Buy Now
MAX1556EVKIT0
163.75 USD
Buy Now
MAX1557ETB-T0
25000.00 USD
Buy Now
MAX15576GTG+0
00.00 USD
Buy Now

FUTURE (0)

ProductStockPriceBuy
MAX1557ETB+T0
25001.56 USD
Buy Now

Available Distributors with stock: 0

no online Distributor with MAX1557 stock available

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to MAX1557-1.5. Optional, compare MAX1557-1.5 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 MAX1557-1.5.

V-IN max. 5.5 V, I-OUT 0.6 A, V-OUT min. 1.5 V, Frequency typ. 1000 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
744029004 4.7 1.0 0.8 170.00 2.8 x 2.8 x 1.5
744031004 4.7 1.2 0.9 90.00 3.8 x 3.8 x 1.8
74404024047 4.7 1.1 1.2 175.00 2.5 x 2 x 1.2
74404032047 4.7 1.3 1.2 96.00 3 x 3 x 1.5
744042005 5.6 1.6 1.4 80.00 4.8 x 4.8 x 2
744043005 5.6 1.4 1.3 70.00 4.8 x 4.8 x 3
744052006 6.2 1.5 1.6 70.00 5.8 x 5.8 x 2
7440680047 4.7 1.9 1.6 72.00 8 x 8 x 1.2
7440680056 5.6 1.5 1.4 110.00 8 x 8 x 1.2
74479889247 4.7 0.9 0.9 400.00 2.5 x 2 x 1.2
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