LT1308B Boost Converter Overview

Description

Manufacturer
 
Category
Sub-Category

LT1308B is a 34.00 V, 3.00 A switch current limit non-sync Boost Converter from . The input voltage from 1.00 V to 9.00 V  can be boosted into an output voltage ranging from 1.22 V to 34.00 V.

Features of the Boost Converter are fixed 600 kHz switching frequency, a typical inductor size of 4.7 µH and it offers a peak efficiency of  up to 90 %. The minimum external component count is 8 and LT1308B is available in 2 package option(s): SO-8 TSSOP-14 .

For LT1308B replacement search, select a main parameter tolerance value and adjust the checkboxes for feature match. The product counter within the button shows the number of available equivalents and a click on the replacement button shows all possible replacements within a parametric overview.

ParameterValueReplacement
Search Filter
V-IN min. 1.00 V
V-IN max. 9.00 V
Current-Limit typ.? 3.00 A
V-OUT min. 1.22 V
V-OUT max. 34.00 V
VOUT adjustable
VOUT programmable no
sync/non-sync non-sync
Frequency typ. 600 kHz
Frequency adjustable fixed
Frequency selectable
Frequency adj. min.
Frequency adj. max.
extern clock sync. no
Softstart no
Softstart adjustable no
Tracking no
PG/Power OK no
LBI/LBO yes
Frequency sync. min.
Frequency sync. max.
Down Mode no
Quiescent current max. 4000 µA
Operating min. -40 °C
Operating max. 85 °C
Junction min.
Junction max.
thermal shutdown typ.
Inductor size typ. 4.7 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode no
Topology Boost
Peak Efficiency 90 %
Component count min. 8
current limit adjustable no
Nr.of package options 2
CSP
SC70
SOT
MSOP
QFN/DFN
SO/SOIC SO-8
SOP TSSOP-14
DIP
TO
DDPAK

LT1308B Datasheet

Link to the most up-to-date LT1308B datasheet and the product page for EVM, tools and support information.

LT1308B

LT1308B Price breaks and distributor sample stock

LT1308B prices and available online distributors.

OEMSecrets.com
findchips.com

Available Distributors with stock: 6

Chip One Stop (1)

ProductStockPriceBuy
LT1308BCS8#PBF181
16.50 USD
105.16 USD
503.70 USD
1003.60 USD
Buy Now

Digi-Key (2)

ProductStockPriceBuy
LT1308BCS8#PBF1076
16.53 USD
254.34 USD
1003.50 USD
Buy Now
LT1308BIS8#PBF1160
17.54 USD
255.00 USD
1004.00 USD
Buy Now
LT1308BCS8#TRPBF0
25003.60 USD
Buy Now
LT1308BIS8#TRPBF0
25004.10 USD
Buy Now
LT1308BCF#TRPBF0
25000.00 USD
Buy Now
LT1308BCF#PBF0
3800.00 USD
Buy Now

Distrelec (1)

ProductStockPriceBuy
LT1308BCS8#PBF199Buy Now

Element14 (2)

ProductStockPriceBuy
LT1308BCS8#PBF200
110.21 USD
256.79 USD
1005.48 USD
Buy Now
LT1308BIS8#PBF1047
111.80 USD
257.83 USD
1006.26 USD
Buy Now

Farnell Element14 (2)

ProductStockPriceBuy
LT1308BCS8#PBF200Buy Now
LT1308BIS8#PBF1173Buy Now

RS Components (4)

ProductStockPriceBuy
LT1308BCS8#PBF26Buy Now
LT1308BCS8#PBF75Buy Now
LT1308BIS8#PBF11Buy Now
LT1308BIS8#PBF137Buy Now

Available Distributors without stock: 1

NEWARK (0)

ProductStockPriceBuy
LT1308BCS8#PBF0
4.31100.00 USD
6.5125.00 USD
Buy Now
LT1308BIS8#PBF0
5100.00 USD
7.5625.00 USD
Buy Now

Available Distributors with stock: 0

no online Distributor with LT1308B stock available

Alternatives and equivalents

The following DC/DC Boost Converter are similar to LT1308B. Optional, compare LT1308B side-by-side with other Boost Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% LT1308A LT1308A product overviewLT1308A product overview Linear Technology SO-8, TSSOP-14
25% LT1308 LT1308 product overviewLT1308 product overview Linear Technology SO-8

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LT1308B.

V-IN min. 1 V, Current-Limit typ. 3 A, V-OUT max. 34 V, Frequency typ. 600 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
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