LT1913 Buck Converter overview

Description

Manufacturer
 
Category
Sub-Category

LT1913 is a 25.00 V non-sync Buck Converter from with 3.50 A output current. The maximum 25.00 V input voltage can be regulated down into a 0.79 V to 25.00 V output voltage.

It requires are a typical inductor size of 4.70 µH, a typical external component count of 10 and achieves a peak efficiency of 90 %. Further LT1913 characteristics are a adjustable 2450 kHz switching frequency and 1 available package option(s): DFN-10 .

For the LT1913 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. 25.00 V
I-OUT? 3.50 A
V-OUT min. 0.79 V
V-OUT max. 25.00 V
V-OUT adjustable V
V-OUT programmable no
sync/non-sync non-sync
Frequency typ. 2450 kHz
Frequency adjustable
Frequency selectable
ext.clock sync. yes
Frequency adj./ ext.clock min. 200 kHz
Frequency adj./ ext.clock max 2400 kHz
Softstart yes
Softstart adjustable no
Tracking no
PG/Power OK yes
Quiescent current max. 1200 µA
Operating min.
Operating max.
Junction min. -40 °C
Junction max. 125 °C
thermal shutdown typ.
Inductor size typ. 4.70 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode no
Topology Buck
Peak Efficiency 90 %
Component count min. 10
current limit adjustable no
Nr.of packages 1
CSP
SC70
SOT
MSOP
QFN/DFN DFN-10
SO/SOIC
SOP
DIP
TO
DDPAK

LT1913 Datasheet

Link to the most up-to-date LT1913 datasheet and the product page for EVM, tools and support information.

LT1913

LT1913 Sample stock and distributor price breaks

LT1913 prices and online available distributors.

OEMSecrets.com
findchips.com

Available Distributors with stock: 6

ARROW-NAC (2)

ProductStockPriceBuy
LT1913IDD#PBF324
16.26 USD
1005.32 USD
Buy Now
LT1913IDD#PBF107
16.26 USD
1005.32 USD
Buy Now

Chip-One-Stop (4)

ProductStockPriceBuy
LT1913EDD#PBF115
16.64 USD
104.68 USD
504.52 USD
1004.46 USD
Buy Now
LT1913EDD#PBF921
18.59 USD
57.34 USD
107.17 USD
506.76 USD
1006.37 USD
2006.23 USD
Buy Now
LT1913IDD#PBF655
110.10 USD
58.66 USD
108.45 USD
507.97 USD
1007.51 USD
2007.34 USD
Buy Now
LT1913IDD#PBF655
110.10 USD
58.66 USD
108.45 USD
507.97 USD
1007.51 USD
2007.34 USD
Buy Now

DIGI-KEY (2)

ProductStockPriceBuy
LT1913EDD#PBF233
17.79 USD
255.22 USD
1004.43 USD
Buy Now
LT1913IDD#PBF271
19.35 USD
256.26 USD
1005.32 USD
Buy Now
LT1913EDD#TRPBF0
25004.53 USD
Buy Now
LT1913IDD#TRPBF0
25005.42 USD
Buy Now
DC1316A0
10.00 USD
Buy Now

Element14 (2)

ProductStockPriceBuy
LT1913EDD#PBF18
112.45 USD
258.34 USD
1007.08 USD
Buy Now
LT1913IDD#PBF136
114.94 USD
2510.01 USD
1008.50 USD
Buy Now

FARNELL-ELEMENT14 (2)

ProductStockPriceBuy
LT1913EDD#PBF109Buy Now
LT1913IDD#PBF166Buy Now

RS-COMPONENTS (2)

ProductStockPriceBuy
LT1913EDD#PBF56Buy Now
LT1913IDD#PBF47Buy Now

Available Distributors without stock: 1

NEWARK (0)

ProductStockPriceBuy
LT1913EDD#PBF0
17.80 USD
255.23 USD
1004.43 USD
Buy Now
LT1913EDD#TRPBF0
17.57 USD
25005.43 USD
Buy Now
LT1913IDD#PBF0
19.37 USD
256.28 USD
1005.32 USD
Buy Now

Available Distributors with stock: 0

no online Distributor with LT1913 stock available

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to LT1913. Optional, compare LT1913 side-by-side with other Buck Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% A8583 A8583 product overviewA8583 product overview Allegro TSSOP-16
0% LT3680 LT3680 product overviewLT3680 product overview Linear Technology DFN-10, MSOP-10
0% LT3693 LT3693 product overviewLT3693 product overview Linear Technology DFN-10, MSOP-10
0% LT3972 LT3972 product overviewLT3972 product overview Linear Technology DFN-10, MSOP-10
0% TPS54541 TPS54541 product overviewTPS54541 product overview Texas Instruments SON-10
0% TPS54361 TPS54361 product overviewTPS54361 product overview Texas Instruments WSON-10
0% TPS54361-Q1 TPS54361-Q1 product overviewTPS54361-Q1 product overview Texas Instruments WSON-10
10% TPS54362-Q1 TPS54362-Q1 product overviewTPS54362-Q1 product overview Texas Instruments HTSSOP-20
10% R1270S R1270S product overviewR1270S product overview Ricoh HSOP-18
25% MAX16909 MAX16909 product overviewMAX16909 product overview Maxim TSSOP-EP-16, TQFN-16
50% A8582 A8582 product overviewA8582 product overview Allegro TSSOP-16
50% A8584 A8584 product overviewA8584 product overview Allegro TSSOP-16
50% LT3480 LT3480 product overviewLT3480 product overview Linear Technology DFN-10, MSOP-10
50% LT3685 LT3685 product overviewLT3685 product overview Linear Technology DFN-10, MSOP-10
50% LT3975 LT3975 product overviewLT3975 product overview Linear Technology MSOP-16
50% LT3980 LT3980 product overviewLT3980 product overview Linear Technology DFN-14, MSOP-16
50% TPS54240 TPS54240 product overviewTPS54240 product overview Texas Instruments SON-10, MSOP-10
50% TPS54240-Q1 TPS54240-Q1 product overviewTPS54240-Q1 product overview Texas Instruments SON-10, MSOP-10
50% TPS54262-Q1 TPS54262-Q1 product overviewTPS54262-Q1 product overview Texas Instruments HTSSOP-20

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LT1913.

V-IN max. 25 V, I-OUT 3.5 A, V-OUT min. 0.79 V, Frequency typ. 2450 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
744040420033 0.3 4.5 7.6 13.00 4 x 4 x 1.8
74404300033 0.3 4.0 6.0 8.00 4.8 x 4.8 x 3
74406800024 0.2 4.1 5.8 15.00 8 x 8 x 1.2
74406900022 0.2 5.5 7.5 9.00 8 x 8 x 1.5
744089410022 0.2 4.5 9.5 15.00 4.8 x 4.8 x 2.1
744089420039 0.4 4.2 10.3 15.00 4.8 x 4.8 x 3.1
744089430039 0.4 4.2 9.3 13.50 4.8 x 4.8 x 4.1
744383360033 0.3 5.5 8.3 14.00 3 x 3 x 2
74479276124 0.2 3.6 5.4 19.00 2 x 1.6 x 1
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