ACT6357 LED Boost Driver overview

Description

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ACT6357 is a 1 channel, 5.5 V, 0.03 A/string non-sync LED Boost Driver. It can drive a maximum of 10 LED (~3.5Vfwd) per string, features a fixed 1000 kHz frequency and is available in 1 package option(s): TDFN-8 .

Further characteristics are a feedback voltage of 0.207 V, a typical inductor size of 33.0 uH and a peak efficiency of 90 %.

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. 40.0 V
Nr.of LED per string typ. 10
I-OUT/string? 0.03 A
current limit typ. 0.50 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. 250 uA
Operating min. -40 °C
Operating max. 85 °C
Junction min.
Junction max.
thermal shutdown typ. 160 °C
Inductor size typ. 33.0 uH
feedback voltage 0.207 V
Automotive AEC-Q100 no
Topology Boost
Peak Efficiency 90 %
Component count min. 8
DC dimming yes
PWM dimming yes
PWM frequency min. 0.10 kHz
PWM frequency max. 10.0 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-8
SO/SOIC
SOP
DIP

ACT6357 Datasheet

Link to the most up-to-date ACT6357 datasheet and the product page for EVM, tools and support information.

ACT6357

ACT6357 inventory, samples and price

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Available Distributors with stock: 0

no online Distributor with ACT6357 stock available

Available Distributors without stock: 2

DIGI-KEY (0)

ProductStockPriceBuy
ACT6357NH-T0
30000.45 USD
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EA6357NH0
10.00 USD
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ACT6357NH-TNoneBuy Now

Available Distributors with stock: 0

no online Distributor with ACT6357 stock available

List with equivalents & alternatives

The following DC/DC LED Boost driver are similar to ACT6357. Optional, compare ACT6357 side-by-side with other LED driver via the comparison function.

Variation Compare Product Manufacturer Package
0% ACT6358 ACT6358 product overviewACT6358 product overview Active Semi TDFN-8
10% MAX1554 MAX1554 product overviewMAX1554 product overview Maxim TDFN-EP-8
50% MAX1561 MAX1561 product overviewMAX1561 product overview Maxim TDFN-EP-8
50% MAX1599 MAX1599 product overviewMAX1599 product overview Maxim TDFN-EP-8

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of ACT6357.

V-IN min. 2.6 V, V-OUT max. 40 V, current limit typ. 0.5 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
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
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
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
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