LTC3530 Buck-Boost Converter Overview

Description

Manufacturer
 
Category
Sub-Category

LTC3530 is a 5.50 V, 0.60 A output current sync Buck-Boost Converter from . The 1.80 V to 5.50 V input range can be converted into a 1.80 V to 5.25 V output voltage.

The Buck-Boost Converter features fixed 1000 kHz switching frequency, requires a typical inductor size of 4.7 µH and provides a peak efficiency of 96 %. LTC3530 circuitry consists typically of 10 external components and is available in 2 package option(s): MSOP-10 DFN-10 .

For LTC3530 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. 1.80 V
V-IN max. 5.50 V
I-OUT? 0.60 A
V-OUT min. 1.80 V
V-OUT max. 5.25 V
V-OUT fixed adjustable
V-OUT programmable no
sync/non-sync sync
Frequency typ. 1000 kHz
Frequency adjustable fixed
Frequency adjustable min.
Frequency adjustable max.
ext.clock sync yes
Frequency sync. min. 300 kHz
Frequency sync. max. 2000 kHz
Softstart yes
Softstart adjustable no
Tracking no
PG/Power OK no
Quiescent current max. 1200 µA
Operating min. -40 °C
Operating max. 85 °C
Junction min.
Junction max.
thermal shutdown typ.
Inductor size typ. 4.7 µH
Automotive AEC-Q100 no
Light-Load Mode yes
Topology Buck-Boost
Peak Efficiency 96 %
Component count min. 10
current limit adjustable no
LBI/LBO no
Nr. of package options 2
CSP
SOT
MSOP MSOP-10
QFN DFN-10
SO/SOIC
SOP

Charts and pictures

LTC3530 Datasheet

Link to the most up-to-date LTC3530 datasheet and the product page for EVM, tools and support information.

LTC3530

LTC3530 Distributor price breaks and sample stock

LTC3530 prices and available buy online distributors. Optional, check regional sources for price and inventory: for Russia via efind, for South Korea via ICPart, for Japan via ICBAIBAI, for China via IC5858 or International via IC2IC.

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findchips.com

Available Distributors with stock: 3

Digi-Key (5)

ProductStockPriceBuy
LTC3530EMS#PBF1611
15.64 USD
254.32 USD
1003.42 USD
Buy Now
LTC3530EDD#PBF1571
15.64 USD
254.32 USD
1003.42 USD
Buy Now
LTC3530EDD#TRPBF0
25003.52 USD
Buy Now
LTC3530EDD#TRPBF2335
16.46 USD
255.77 USD
1004.22 USD
2503.87 USD
Buy Now
LTC3530EDD#TRPBF2335
16.46 USD
255.77 USD
1004.22 USD
2503.87 USD
Buy Now
DC938A3
1170.17 USD
25128.14 USD
Buy Now
LTC3530EMS#TRPBF0
25003.52 USD
Buy Now
LTC3530EMS#TRPBF0
16.46 USD
255.77 USD
1004.22 USD
2503.87 USD
Buy Now
LTC3530EMS#TRPBF0
16.46 USD
255.77 USD
1004.22 USD
2503.87 USD
Buy Now

Element14 (1)

ProductStockPriceBuy
LTC3530EMS#PBF11Buy Now

RS Components (1)

ProductStockPriceBuy
LTC3530EMS#PBF104Buy Now

Available Distributors without stock: 2

Farnell Element14 (0)

ProductStockPriceBuy
LTC3530EMS#PBF0Buy Now

Rutronik (0)

ProductStockPriceBuy
nnBuy Now

Available Distributors with stock: 5

Digi-Key

ProductStockPriceBuy
LTC3530EDD#TRPBF 2335
2503.38 €
1003.69 €
255.04 €
15.65 €
Buy Now
LTC3530EDD#TRPBF 2335
2503.38 €
1003.69 €
255.04 €
15.65 €
Buy Now
LTC3530EMS#PBF 1611
1002.99 €
253.78 €
14.93 €
Buy Now
LTC3530EDD#PBF 1571
1002.99 €
253.78 €
14.93 €
Buy Now
DC938A 3
25112.04 €
1148.80 €
Buy Now
LTC3530EDD#TRPBF 0
25003.08 €
Buy Now
LTC3530EMS#TRPBF 0
25003.08 €
Buy Now
LTC3530EMS#TRPBF 0
2503.38 €
1003.69 €
255.04 €
15.65 €
Buy Now
LTC3530EMS#TRPBF 0
2503.38 €
1003.69 €
255.04 €
15.65 €
Buy Now
show stock=0hide stock=0

Mouser Electronics

ProductStockPriceBuy
LTC3530EMS#PBF 235
15.65 $
105.18 $
254.32 $
1003.42 $
Buy Now
LTC3530EDD#PBF 288
15.65 $
105.18 $
254.32 $
1003.42 $
Buy Now
LTC3530EMS#TRPBF 0
25003.52 $
Buy Now
LTC3530EDD#TRPBF 0
25003.52 $
Buy Now
LTC3530EMS 0 Buy Now
LTC3530EDD 0 Buy Now
LTC3530EDD#TR 0 Buy Now
LTC3530EMS#TR 0 Buy Now
show stock=0hide stock=0

Quest Components

ProductStockPriceBuy
LTC3530EDD#PBF 110
543.25 $
63.75 $
17.50 $
Buy Now

element14 Asia-Pacific

ProductStockPriceBuy
LTC3530EMS#PBF 11
17.09 SGD
255.44 SGD
1004.29 SGD
Buy Now

RS Components

ProductStockPriceBuy
LTC3530EMS#PBF 24
263.77 GBP
Buy Now

Available Distributors without stock: 2

Arrow Electronics

ProductStockPriceBuy
LTC3530EDD#PBF 0
1003.35 $
14.24 $
Buy Now
LTC3530EMS#PBF 0
1003.35 $
14.24 $
Buy Now
LTC3530EMS#TRPBF 0
1003.45 $
Buy Now
LTC3530EMS#TRPBF 0
1003.45 $
Buy Now
LTC3530EDD#TRPBF 0
1003.45 $
Buy Now

Farnell element14

ProductStockPriceBuy
LTC3530EMS#PBF 0
14.73 GBP
104.02 GBP
253.26 GBP
503.10 GBP
1002.93 GBP
Buy Now

Equivalents and alternatives

The following Buck-Boost DC/DC Converter are similar to LTC3530. Optional, compare LTC3530 side-by-side with other selected Buck-Boost Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% ISL9110 ISL9110 product overviewISL9110 product overview Intersil DFN-12
0% TPS63036 TPS63036 product overviewTPS63036 product overview Texas Instruments WLCSP-8, VQFN-12
0% ISL9110A ISL9110A product overviewISL9110A product overview Intersil CSP-20
10% TPS63030 TPS63030 product overviewTPS63030 product overview Texas Instruments QFN-10
50% LTC3440 LTC3440 product overviewLTC3440 product overview Linear Technology MSOP-10, DFN-10

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LTC3530.

V-IN max. 5.5 V, I-OUT 0.6 A, V-OUT min. 1.8 V, Frequency typ. 1000 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
744025006 6.8 1.1 1.3 142.00 2.8 x 2.8 x 3
744029004 4.7 1.0 0.8 170.00 2.8 x 2.8 x 1.5
744031004 4.7 1.2 0.9 90.00 3.8 x 3.8 x 1.8
744031006 6.8 0.9 0.8 135.00 3.8 x 3.8 x 1.8
74404024047 4.7 1.1 1.2 175.00 2.5 x 2 x 1.2
74404024068 6.8 0.9 1.0 300.00 2.5 x 2 x 1.2
74404032047 4.7 1.3 1.2 96.00 3 x 3 x 1.5
74404032068 6.8 1.2 0.9 120.00 3 x 3 x 1.5
744042005 5.6 1.6 1.4 80.00 4.8 x 4.8 x 2
744042006 6.8 1.5 1.3 80.00 4.8 x 4.8 x 2
744043005 5.6 1.4 1.3 70.00 4.8 x 4.8 x 3
744043006 6.8 1.3 1.3 80.00 4.8 x 4.8 x 3
7440680056 5.6 1.5 1.4 110.00 8 x 8 x 1.2
7440680068 6.8 1.4 1.2 127.00 8 x 8 x 1.2
74479889247 4.7 0.9 0.9 400.00 2.5 x 2 x 1.2
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