LT3465A LED Boost Driver overview

Description

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Category
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LT3465A is a 1 channel, 16.0 V, 0.02 A/string sync LED Boost Driver. It can drive a maximum of 6 LED (~3.5Vfwd) per string, features a fixed 2400 kHz frequency and is available in 1 package option(s): TSOT23-6 .

Further characteristics are a feedback voltage of 0.200 V, a typical inductor size of 22.0 uH and a peak efficiency of 79 %.

Parameter and features overview

ParameterValueReplacement
Search Filter
Nr. of Channel 1
V-IN min. 2.7 V
V-IN max. 16.0 V
V-OUT max. 30.0 V
Nr.of LED per string typ. 6
I-OUT/string? 0.02 A
current limit typ. 0.34 A
sync/non-sync sync
Frequency typ. 2400 kHz
Frequency fixed
Frequency min.
Frequency max.
Softstart no
Softstart adjustable no
Down-Mode no
Quiescent current max. 3300 uA
Operating min. -40 °C
Operating max. 85 °C
Junction min.
Junction max.
thermal shutdown typ.
Inductor size typ. 22.0 uH
feedback voltage 0.200 V
Automotive AEC-Q100 no
Topology Boost
Peak Efficiency 79 %
Component count min. 4
DC dimming yes
PWM dimming yes
PWM frequency min. 1.00 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 TSOT23-6
MSOP
QFN/DFN
SO/SOIC
SOP
DIP

LT3465A Datasheet

Link to the most up-to-date LT3465A datasheet and the product page for EVM, tools and support information.

LT3465A

LT3465A inventory, samples and price

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Available Distributors with stock: 6

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LT3465AES6#TRMPBF572
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LT3465AES6#PBF0
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1001.70 USD
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List with equivalents & alternatives

The following DC/DC LED Boost driver are similar to LT3465A. Optional, compare LT3465A side-by-side with other LED driver via the comparison function.

Variation Compare Product Manufacturer Package
0% LT3465 LT3465 product overviewLT3465 product overview Linear Technology TSOT23-6
0% LT3591 LT3591 product overviewLT3591 product overview Linear Technology DFN-8
25% LT3491 LT3491 product overviewLT3491 product overview Linear Technology DFN-6, SC70-8

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LT3465A.

V-IN min. 2.7 V, V-OUT max. 30 V, current limit typ. 0.34 A, Frequency typ. 2400 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
744040630082 0.8 6.0 9.5 10.00 6 x 6 x 2.8
744040640068 0.7 4.1 10.0 10.00 6 x 6 x 4.5
74406900052 0.5 4.3 5.8 15.00 8 x 8 x 1.5
74407000082 0.8 6.2 5.5 8.50 8 x 8 x 2
7440710082 0.8 7.3 8.0 7.00 8 x 8 x 4.6
744089420056 0.6 4.1 8.3 15.60 4.8 x 4.8 x 3.1
744373240056 0.6 6.0 10.5 13.50 4.45 x 4.06 x 2
744373240068 0.7 5.5 10.0 16.00 4.45 x 4.06 x 2
744383350068 0.7 4.1 8.1 25.00 3 x 3 x 1.5
744383360068 0.7 4.5 6.2 22.00 3 x 3 x 2
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
744778005 0.5 5.6 9.0 7.20 7.3 x 7.3 x 3.4
784383350068 0.7 4.1 8.1 25.00 3 x 3 x 1.5
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