MAX1541 Buck Controller overview

Description

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MAX1541 is a 2 channel, 1 phase sync Buck Controller. The maximum input voltage ranges from 2.00 V to 28.00 V and output current goes up to 7.00 A.

The Controller features adjustable 485 kHz switching frequency which results in a typical inductor size of 1.8 uH and a peak efficiency of 95 %. The MAX1541 is available in 1 package option(s): TQFN-40 .

Parameter and features overview

ParameterValueReplacement
Search Filter
Nr. of Channel 2
V-IN min. 2.00 V
V-IN max. 28.00 V
I-OUT? 7.00 A
V-OUT min. 0.70 V
V-OUT max. 5.50 V
V-OUT adjustable
V-OUT programmable yes
sync/non-sync sync
Frequency typ. 485 kHz
Frequency adj. adjustable
Frequency adj. min. 170 kHz
Frequency adj. max. 620 kHz
ext.clock sync. no
ext.clock Frequency min.
ext.clock Frequency max.
Softstart yes
Softstart adjustable no
Tracking no
Power Good (PG) yes
Enable no
Operating min. -40 °C
Operating max. 85 °C
Junction min.
Junction max. 150 °C
thermal shutdown typ. 160 °C
Inductor size typ. 1.8 uH
Automotive AEC-Q100 yes
Light-Load Mode yes
Single/ Multiphase single
Nr. of Phases 1
Peak Efficiency 95 %
component count min. 35
current limit adjustable yes
Nr.of package options 1
CSP
SOT
MSOP
QFN/DFN TQFN-40
SO/SOIC
SOP
DIP

MAX1541 Datasheet

Link to the most up-to-date MAX1541 datasheet and the product page for EVM, tools and support information.

MAX1541

MAX1541 inventory, samples and price

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Available Distributors with stock: 2

Avnet America (1)

ProductStockPriceBuy
MAX15411GTM+5
118.80 USD
1018.75 USD
2513.01 USD
5012.98 USD
1009.82 USD
Buy Now
MAX15411GTM+T0
25008.82 USD
50008.79 USD
100008.76 USD
150008.74 USD
250008.71 USD
Buy Now
MAX1541ETL+0
1005.41 USD
2005.30 USD
3005.16 USD
5004.97 USD
10004.88 USD
Buy Now
MAX1541ETL+T0
25005.51 USD
50005.39 USD
100005.26 USD
150005.06 USD
250004.97 USD
Buy Now

Digi-Key (1)

ProductStockPriceBuy
MAX1541ETL+200
111.48 USD
1010.91 USD
257.65 USD
507.27 USD
1005.55 USD
2505.27 USD
5004.96 USD
Buy Now
MAX1541ETL+T0
25004.89 USD
Buy Now
MAX15411GTM+T0
25008.63 USD
Buy Now
MAX15411GTM+0
5014.12 USD
Buy Now

Available Distributors without stock: 2

Avnet Asia (0)

ProductStockPriceBuy
MAX15411GTM+0
5011.01 USD
10010.42 USD
20010.01 USD
3009.76 USD
5009.64 USD
Buy Now

Future Electronics (0)

ProductStockPriceBuy
MAX15411GTM+0
5010.10 USD
Buy Now
MAX15411GTM+T0
25008.94 USD
Buy Now

Available Distributors with stock: 0

no online Distributor with MAX1541 stock available

Table with equivalents and alternatives

The following Buck Controller are similar to MAX1541. Or, compare MAX1541 side-by-side with other Buck Controller via the Comparison function.

no alternatives found

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of MAX1541.

V-IN max. 28 V, I-OUT 7 A, V-OUT min. 0.7 V, Frequency typ. 485 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
744314076 0.8 15.5 15.0 2.25 7 x 6.9 x 5
744316068 0.7 12.8 13.5 4.00 5.5 x 5.3 x 4.3
744373360068 0.7 8.0 15.0 10.00 5.7 x 5.2 x 3
744383560056 0.6 8.5 10.8 7.00 4.1 x 4.1 x 2.1
744383560068 0.7 8.2 9.4 7.50 4.1 x 4.1 x 2.1
7447798050 0.5 18.5 18.0 2.20 10.2 x 10.2 x 6.4
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