LT3486 LED Boost Driver overview

Description

Manufacturer
 
Category
Sub-Category

LT3486 is a 2 channel, 24.0 V, 0.32 A/string non-sync LED Boost Driver. It can drive a maximum of 8 LED (~3.5Vfwd) per string, features a adjustable 2000 kHz frequency and is available in 2 package option(s): DFN-16 TSSOP-16 .

Further characteristics are a feedback voltage of 0.200 V, a typical inductor size of 10.0 uH and a peak efficiency of 85 %.

Parameter and features overview

ParameterValueReplacement
Search Filter
Nr. of Channel 2
V-IN min. 2.5 V
V-IN max. 24.0 V
V-OUT max. 35.4 V
Nr.of LED per string typ. 8
I-OUT/string? 0.32 A
current limit typ. 1.30 A
sync/non-sync non-sync
Frequency typ. 2000 kHz
Frequency adjustable
Frequency min. 200 kHz
Frequency max. 2500 kHz
Softstart yes
Softstart adjustable no
Down-Mode no
Quiescent current max. 14000 uA
Operating min.
Operating max.
Junction min. -40 °C
Junction max. 125 °C
thermal shutdown typ. 150 °C
Inductor size typ. 10.0 uH
feedback voltage 0.200 V
Automotive AEC-Q100 no
Topology Boost
Peak Efficiency 85 %
Component count min. 16
DC dimming yes
PWM dimming yes
PWM frequency min. 0.10 kHz
PWM frequency max. 50.0 kHz
digital dimming no
digital interface no
LED flash yes
TxMask no
Nr.of current sources 2
Nr.of package options 2
CSP
SC70
SOT
MSOP
QFN/DFN DFN-16
SO/SOIC
SOP TSSOP-16
DIP

LT3486 Datasheet

Link to the most up-to-date LT3486 datasheet and the product page for EVM, tools and support information.

LT3486

LT3486 inventory, samples and price

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Available Distributors with stock: 7

ARROW-NAC (2)

ProductStockPriceBuy
LT3486EFE#PBF1045
13.71 USD
1003.06 USD
Buy Now
LT3486IFE#PBF385
14.46 USD
1003.67 USD
Buy Now

Chip-One-Stop (2)

ProductStockPriceBuy
LT3486EFE#PBF101
14.70 USD
503.33 USD
Buy Now
LT3486IFE#PBF200
16.93 USD
105.83 USD
255.76 USD
505.50 USD
1005.37 USD
2005.12 USD
Buy Now

DIGI-KEY (3)

ProductStockPriceBuy
LT3486EFE#PBF468
15.23 USD
253.71 USD
1003.06 USD
Buy Now
LT3486EDHC#PBF301
15.03 USD
253.57 USD
1002.94 USD
Buy Now
LT3486IFE#PBF276
16.28 USD
254.46 USD
1003.67 USD
Buy Now
LT3486EDHC#TRPBF0
25003.04 USD
Buy Now
LT3486EFE#TRPBF0
25003.16 USD
Buy Now
LT3486IFE#TRPBF0
25003.77 USD
Buy Now

Element14 (1)

ProductStockPriceBuy
LT3486IFE#PBF132
110.04 USD
257.13 USD
1005.87 USD
Buy Now

FARNELL-ELEMENT14 (1)

ProductStockPriceBuy
LT3486IFE#PBF132Buy Now

NEWARK (1)

ProductStockPriceBuy
LT3486EDHC#PBF0
15.03 USD
253.41 USD
1002.94 USD
Buy Now
LT3486EFE#PBF33
13.19 USD
Buy Now
LT3486IFE#PBF0
13.67 USD
Buy Now

RS-COMPONENTS (1)

ProductStockPriceBuy
LT3486EFE#PBF45Buy Now

Available Distributors with stock: 6

Farnell element14

ProductStockPriceBuy
LT3486IFE#PBF 132
16.67 €
1003.47 €
16.67 €
254.29 €
1003.47 €
Buy Now

RS Components

ProductStockPriceBuy
LT3486EFE#PBF 45
13.16 GBP
103.11 GBP
253.07 GBP
503.04 GBP
752.99 GBP
Buy Now

Conrad Electronic

ProductStockPriceBuy
LT3486EFE#PBF 99999999
16.57 €
106.24 €
Buy Now
LT3486IFE#PBF 99999999
17.88 €
107.49 €
Buy Now

element14 Asia-Pacific

ProductStockPriceBuy
LT3486IFE#PBF 132
18.03 $
255.70 $
1004.69 $
Buy Now

Newark element14

ProductStockPriceBuy
LT3486EDHC#PBF 0
15.03 $
253.41 $
1002.94 $
Buy Now
LT3486EFE#PBF 33
13.19 $
Buy Now
LT3486IFE#PBF 0
13.67 $
Buy Now
show stock=0hide stock=0

Chip1Stop

ProductStockPriceBuy
LT3486EFE#PBF 1045
13.71 $
1003.06 $
Buy Now
LT3486EFE#PBF 56
15.21 $
503.66 $
Buy Now

List with equivalents & alternatives

The following DC/DC LED Boost driver are similar to LT3486. Optional, compare LT3486 side-by-side with other LED driver via the comparison function.

no alternatives found

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LT3486.

V-IN min. 2.5 V, V-OUT max. 35.4 V, current limit typ. 1.3 A, Frequency typ. 2000 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
744302015 0.2 30.0 32.0 0.24 6.95 x 6.8 x 4.7
744303012 0.1 31.0 55.0 0.33 10 x 6.8 x 5
744303015 0.2 31.0 42.0 0.33 10 x 6.8 x 5
744304016 0.2 26.0 32.0 0.17 11.5 x 11.8 x 4
744306020 0.2 26.0 36.0 0.30 10.5 x 10.3 x 5.5
744307012 0.1 29.0 48.0 0.33 7.4 x 7.2 x 7.2
744307016 0.2 29.0 41.0 0.33 7.4 x 7.2 x 7.2
744308015 0.2 27.0 58.0 0.37 10.1 x 7 x 7
744308020 0.2 27.0 48.0 0.37 10.1 x 7 x 7
7443081018 0.2 38.0 60.0 0.29 9.4 x 6.2 x 8.1
744310013 0.1 22.0 48.0 0.91 7 x 6.9 x 3.3
744323020 0.2 22.0 50.0 0.82 10.6 x 10.6 x 3.1
744325016 0.2 25.0 58.0 0.51 10.5 x 10.2 x 5
744355019 0.2 29.0 60.0 0.50 13 x 12.8 x 5
744355215 0.2 25.0 60.0 0.58 10.5 x 10.2 x 4.2
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