LTC3604 Buck Converter overview

Description

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Category
Sub-Category

LTC3604 is a 15.00 V sync Buck Converter from with 2.50 A output current. The maximum 15.00 V input voltage can be regulated down into a 0.60 V to 14.50 V output voltage.

It requires are a typical inductor size of 1.00 µH, a typical external component count of 8 and achieves a peak efficiency of 95 %. Further LTC3604 characteristics are a adjustable 2000 kHz switching frequency and 2 available package option(s): MSOP-16 QFN-16 .

For the LTC3604 replacement search, please 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. 3.60 V
V-IN max. 15.00 V
I-OUT? 2.50 A
V-OUT min. 0.60 V
V-OUT max. 14.50 V
V-OUT adjustable V
V-OUT programmable no
sync/non-sync sync
Frequency typ. 2000 kHz
Frequency adjustable
Frequency selectable
ext.clock sync. yes
Frequency adj./ ext.clock min. 800 kHz
Frequency adj./ ext.clock max 4000 kHz
Softstart yes
Softstart adjustable yes
Tracking yes
PG/Power OK yes
Quiescent current max. 1000 µA
Operating min.
Operating max.
Junction min. -40 °C
Junction max. 125 °C
thermal shutdown typ. 160 °C
Inductor size typ. 1.00 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode yes
Topology Buck
Peak Efficiency 95 %
Component count min. 8
current limit adjustable no
Nr.of packages 2
CSP
SC70
SOT
MSOP MSOP-16
QFN/DFN QFN-16
SO/SOIC
SOP
DIP
TO
DDPAK

LTC3604 Datasheet

Link to the most up-to-date LTC3604 datasheet and the product page for EVM, tools and support information.

LTC3604

LTC3604 Sample stock and distributor price breaks

LTC3604 prices and online available distributors.

OEMSecrets.com
findchips.com

Available Distributors with stock: 6

ARROW-NAC (5)

ProductStockPriceBuy
LTC3604EUD#PBF303
14.64 USD
1003.95 USD
Buy Now
LTC3604IUD#PBF304
15.16 USD
1004.38 USD
Buy Now
LTC3604IUD#PBF470
15.16 USD
1004.38 USD
Buy Now
LTC3604IMSE#PBF3
15.16 USD
1004.38 USD
Buy Now
LTC3604EMSE#PBF133
14.64 USD
1003.95 USD
Buy Now

Chip-One-Stop (6)

ProductStockPriceBuy
LTC3604EMSE#PBF37
15.93 USD
104.18 USD
374.15 USD
Buy Now
LTC3604EMSE#PBF75
19.64 USD
59.46 USD
107.45 USD
506.72 USD
Buy Now
LTC3604EUD#PBF302
17.51 USD
56.42 USD
106.27 USD
505.91 USD
1005.57 USD
2005.44 USD
Buy Now
LTC3604IMSE#PBF50
17.85 USD
56.71 USD
106.55 USD
506.18 USD
Buy Now
LTC3604IUD#PBF8
110.40 USD
510.20 USD
Buy Now
LTC3604IUD#PBF8
110.40 USD
510.20 USD
Buy Now

DIGI-KEY (6)

ProductStockPriceBuy
LTC3604EUD#PBF1293
16.93 USD
254.64 USD
1003.95 USD
Buy Now
LTC3604EMSE#PBF338
16.93 USD
254.64 USD
1003.95 USD
Buy Now
LTC3604IUD#PBF912
17.71 USD
255.16 USD
1004.38 USD
Buy Now
LTC3604IMSE#PBF335
17.71 USD
255.16 USD
1004.38 USD
Buy Now
DC1611A3
1100.50 USD
Buy Now
DC1610A4
1100.50 USD
Buy Now
LTC3604EMSE#TRPBF0
25004.05 USD
Buy Now
LTC3604EUD#TRPBF0
25004.05 USD
Buy Now
LTC3604IMSE#TRPBF0
25004.48 USD
Buy Now
LTC3604IUD#TRPBF0
25004.48 USD
Buy Now

Element14 (1)

ProductStockPriceBuy
LTC3604EUD#PBF34
111.00 USD
257.36 USD
1006.27 USD
Buy Now

FARNELL-ELEMENT14 (1)

ProductStockPriceBuy
LTC3604EUD#PBF54Buy Now

RS-COMPONENTS (1)

ProductStockPriceBuy
LTC3604EUD#PBF89Buy Now

Available Distributors without stock: 1

NEWARK (0)

ProductStockPriceBuy
LTC3604EUD#PBF0
16.96 USD
254.67 USD
1003.95 USD
Buy Now
LTC3604EUD#TRPBF0
16.73 USD
25004.83 USD
Buy Now
LTC3604IMSE#PBF0
17.71 USD
255.17 USD
1004.38 USD
Buy Now

Available Distributors with stock: 0

no online Distributor with LTC3604 stock available

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to LTC3604. Optional, compare LTC3604 side-by-side with other Buck Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% LTC3603 LTC3603 product overviewLTC3603 product overview Linear Technology QFN-16, MSOP-16
0% LTC3626 LTC3626 product overviewLTC3626 product overview Linear Technology QFN-20
50% LTC3600 LTC3600 product overviewLTC3600 product overview Linear Technology DFN-12, MSOP-12
50% LTC3601 LTC3601 product overviewLTC3601 product overview Linear Technology QFN-16, MSOP-16

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LTC3604.

V-IN max. 15 V, I-OUT 2.5 A, V-OUT min. 0.6 V, Frequency typ. 2000 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
74402500030 0.3 3.9 5.7 15.00 2.8 x 2.8 x 3
74402500047 0.5 3.3 4.7 19.00 2.8 x 2.8 x 3
744040240047 0.5 2.9 5.2 32.00 2.5 x 2 x 1.2
744040410047 0.5 3.3 4.3 28.00 4 x 4 x 1.2
74404300033 0.3 4.0 6.0 8.00 4.8 x 4.8 x 3
74404300047 0.5 3.8 5.0 10.00 4.8 x 4.8 x 3
74406900052 0.5 4.3 5.8 15.00 8 x 8 x 1.5
74407000047 0.5 7.8 6.5 5.80 8 x 8 x 2
744383230033 0.3 3.4 6.2 29.00 2.5 x 2 x 1
744383230047 0.5 3.2 5.5 37.00 2.5 x 2 x 1
744383240047 0.5 3.4 6.3 30.00 2.5 x 2 x 1.2
744383350047 0.5 4.6 5.8 20.00 3 x 3 x 1.5
744383430033 0.3 2.5 5.9 40.00 2.5 x 1.6 x 0.6
74479275147 0.5 2.6 3.3 38.00 2 x 1.25 x 1
74479276147 0.5 2.9 4.2 34.00 2 x 1.6 x 1
74479276147C 0.5 2.7 4.5 33.00 2 x 1.25 x 1
74479287147 0.5 3.3 5.0 25.00 2.5 x 2 x 1
74479288147 0.5 3.1 6.0 28.00 2.5 x 2 x 1.2
74479298147 0.5 3.0 4.5 28.00 3.2 x 2.5 x 1
74479299147 0.5 3.6 6.3 25.00 3.2 x 2.5 x 1.2
74479976133 0.3 3.4 3.7 18.00 2 x 1.6 x 0.5
74479976147A 0.5 3.0 3.4 20.00 2 x 1.6 x 0.5
784383230033 0.3 3.4 6.2 29.00 2.5 x 2 x 1
784383230047 0.5 3.2 5.5 37.00 2.5 x 2 x 1
784383350047 0.5 4.6 5.8 20.00 3 x 3 x 1.5
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