MAX1561 LED Boost Driver overview

Description

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Category
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MAX1561 is a 1 channel, 5.5 V, 0.02 A/string non-sync LED Boost Driver. It can drive a maximum of 6 LED (~3.5Vfwd) per string, features a fixed 1000 kHz frequency and is available in 1 package option(s): TDFN-EP-8 .

Further characteristics are a feedback voltage of 0.100 V, a typical inductor size of 10.0 uH and a peak efficiency of 87 %.

Parameter and features overview

ParameterValueReplacement
Search Filter
Nr. of Channel 1
V-IN min. 2.6 V
V-IN max. 5.5 V
V-OUT max. 26.0 V
Nr.of LED per string typ. 6
I-OUT/string? 0.02 A
current limit typ. 0.70 A
sync/non-sync non-sync
Frequency typ. 1000 kHz
Frequency fixed
Frequency min.
Frequency max.
Softstart yes
Softstart adjustable yes
Down-Mode no
Quiescent current max. 550 uA
Operating min. -40 °C
Operating max. 85 °C
Junction min.
Junction max. 150 °C
thermal shutdown typ.
Inductor size typ. 10.0 uH
feedback voltage 0.100 V
Automotive AEC-Q100 no
Topology Boost
Peak Efficiency 87 %
Component count min. 6
DC dimming yes
PWM dimming yes
PWM frequency min. 0.20 kHz
PWM frequency max. 200.0 kHz
digital dimming no
digital interface no
LED flash no
TxMask no
Nr.of current sources 1
Nr.of package options 1
CSP
SC70
SOT
MSOP
QFN/DFN TDFN-EP-8
SO/SOIC
SOP
DIP

MAX1561 Datasheet

Link to the most up-to-date MAX1561 datasheet and the product page for EVM, tools and support information.

MAX1561

MAX1561 inventory, samples and price

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Available Distributors with stock: 0

no online Distributor with MAX1561 stock available

Available Distributors with stock: 2

Mouser Electronics

ProductStockPriceBuy
MAX1561ETA+T 3418
13.06 $
102.89 $
252.31 $
502.20 $
1002.02 $
2501.92 $
5001.85 $
10001.63 $
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Rochester Electronics

ProductStockPriceBuy
MAX1561ETA-T 2500
10001.93 $
5002.04 $
1002.12 $
252.21 $
12.38 $
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Available Distributors without stock: 1

Avnet

ProductStockPriceBuy
MAX1561ETA+ 0
MAX1561ETA+T 0
1250001.36 $
625001.39 $
250001.43 $
125001.44 $
75001.48 $
50001.54 $
25001.63 $
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MAX1561ETA+T 0
250001.45 $
150001.48 $
100001.54 $
50001.58 $
25001.61 $
Buy Now
MAX1561EVKIT 0
MAX1561ETA+T 0
250001.51 €
150001.61 €
100001.70 €
50001.80 €
25001.94 €
Buy Now

List with equivalents & alternatives

The following DC/DC LED Boost driver are similar to MAX1561. Optional, compare MAX1561 side-by-side with other LED driver via the comparison function.

Variation Compare Product Manufacturer Package
0% ACT6357 ACT6357 product overviewACT6357 product overview Active Semi TDFN-8
0% ACT6358 ACT6358 product overviewACT6358 product overview Active Semi TDFN-8
0% MAX1599 MAX1599 product overviewMAX1599 product overview Maxim TDFN-EP-8
10% MAX1554 MAX1554 product overviewMAX1554 product overview Maxim TDFN-EP-8

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of MAX1561.

V-IN min. 2.6 V, V-OUT max. 26 V, current limit typ. 0.7 A, Frequency typ. 1000 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
744065001 1.0 8.0 9.5 4.90 10 x 10 x 3.1
7440710082 0.8 7.3 8.0 7.00 8 x 8 x 4.6
744310095 1.0 11.0 13.0 6.20 7 x 6.9 x 3.3
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
744316100 1.0 11.5 11.5 4.75 5.5 x 5.3 x 4.3
744373360068 0.7 8.0 15.0 10.00 5.7 x 5.2 x 3
74437336010 1.0 7.5 11.0 13.00 5.7 x 5.2 x 3
744383560068 0.7 8.2 9.4 7.50 4.1 x 4.1 x 2.1
74438356010 1.0 7.2 9.0 12.00 4.1 x 4.1 x 2.1
7447462010 1.0 8.5 8.0 6.00 5.5 x 5.5 x 8.5
7447715910 1.0 8.5 13.9 5.50 12 x 12 x 4.5
744772010 1.0 7.5 10.0 4.70 7.8 x 7.8 x 10
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