LT1934-1 Buck Converter overview

Description

Manufacturer
 
Category
Sub-Category

LT1934-1 is a 34.00 V non-sync Buck Converter from with 0.06 A output current. The maximum 34.00 V input voltage can be regulated down into a 1.25 V to 34.00 V output voltage.

It requires are a typical inductor size of 47.00 µH, a typical external component count of 9 and achieves a peak efficiency of 85 %. Further LT1934-1 characteristics are a fixed 500 kHz switching frequency and 2 available package option(s): TSOT23-6 DFN-6 .

For the LT1934-1 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. 3.20 V
V-IN max. 34.00 V
I-OUT? 0.06 A
V-OUT min. 1.25 V
V-OUT max. 34.00 V
V-OUT adjustable V
V-OUT programmable no
sync/non-sync non-sync
Frequency typ. 500 kHz
Frequency fixed
Frequency selectable
ext.clock sync. no
Frequency adj./ ext.clock min.
Frequency adj./ ext.clock max
Softstart no
Softstart adjustable no
Tracking no
PG/Power OK no
Quiescent current max. 26 µA
Operating min. -40 °C
Operating max. 125 °C
Junction min. -40 °C
Junction max. 125 °C
thermal shutdown typ.
Inductor size typ. 47.00 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode no
Topology Buck
Peak Efficiency 85 %
Component count min. 9
current limit adjustable no
Nr.of packages 2
CSP
SC70
SOT TSOT23-6
MSOP
QFN/DFN DFN-6
SO/SOIC
SOP
DIP
TO
DDPAK

LT1934-1 Datasheet

Link to the most up-to-date LT1934-1 datasheet and the product page for EVM, tools and support information.

LT1934-1

LT1934-1 Sample stock and distributor price breaks

LT1934-1 prices and online available distributors.

OEMSecrets.com
findchips.com

Available Distributors with stock: 10

Chip One Stop (3)

ProductStockPriceBuy
LT1934ES6#TRMPBF637
16.01 USD
103.90 USD
503.01 USD
1002.85 USD
2002.75 USD
5002.60 USD
Buy Now
LT1934ES6#TRMPBF1296
13.26 USD
1003.05 USD
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LT1934IDCB#TRMPBF25
13.75 USD
Buy Now

Conrad COM (1)

ProductStockPriceBuy
LT1934ES6#TRMPBF52Buy Now

Conrad UK (1)

ProductStockPriceBuy
LT1934ES6#TRMPBF52Buy Now

Digi-Key (16)

ProductStockPriceBuy
LT1934ES6#TRMPBF2750
5002.44 USD
Buy Now
LT1934ES6#TRMPBF3094
15.25 USD
254.69 USD
1002.93 USD
2502.68 USD
Buy Now
LT1934ES6#TRMPBF3094
15.25 USD
254.69 USD
1002.93 USD
2502.68 USD
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LT1934IS6#TRPBF2500
25002.81 USD
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LT1934IS6#TRPBF6793
15.91 USD
255.28 USD
1003.37 USD
2503.09 USD
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LT1934IS6#TRPBF6793
15.91 USD
255.28 USD
1003.37 USD
2503.09 USD
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LT1934IS6#TRMPBF500
5002.81 USD
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LT1934IS6#TRMPBF751
16.03 USD
255.38 USD
1003.37 USD
2503.09 USD
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LT1934IS6#TRMPBF751
16.03 USD
255.38 USD
1003.37 USD
2503.09 USD
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LT1934ES6#TRPBF0
25002.44 USD
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LT1934ES6#TRPBF1950
15.14 USD
254.59 USD
1002.93 USD
2502.68 USD
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LT1934ES6#TRPBF1950
15.14 USD
254.59 USD
1002.93 USD
2502.68 USD
Buy Now
LT1934EDCB-1#TRMPBF0
5002.79 USD
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LT1934EDCB-1#TRMPBF385
15.63 USD
255.02 USD
1003.35 USD
2503.07 USD
Buy Now
LT1934EDCB-1#TRMPBF0
10.00 USD
Buy Now
LT1934IS6-1#TRMPBF0
5002.81 USD
Buy Now
LT1934IS6-1#TRMPBF373
16.03 USD
255.38 USD
1003.37 USD
2503.09 USD
Buy Now
LT1934IS6-1#TRMPBF373
16.03 USD
255.38 USD
1003.37 USD
2503.09 USD
Buy Now
LT1934IDCB#TRMPBF0
5002.81 USD
Buy Now
LT1934IDCB#TRMPBF250
16.03 USD
255.38 USD
1003.37 USD
2503.09 USD
Buy Now
LT1934IDCB#TRMPBF250
16.03 USD
255.38 USD
1003.37 USD
2503.09 USD
Buy Now
LT1934ES6-1#TRMPBF0
5002.44 USD
Buy Now
LT1934ES6-1#TRMPBF0
15.25 USD
254.69 USD
1002.93 USD
2502.68 USD
Buy Now
LT1934ES6-1#TRMPBF0
15.25 USD
254.69 USD
1002.93 USD
2502.68 USD
Buy Now
LT1934ES6-1#TRPBF0
25002.44 USD
Buy Now

Distrelec (1)

ProductStockPriceBuy
LT1934ES6#PBF340Buy Now

Element14 (2)

ProductStockPriceBuy
LT1934ES6#TRMPBF628
18.25 USD
257.37 USD
1004.60 USD
2504.22 USD
Buy Now
LT1934ES6#TRMPBF628
18.25 USD
257.37 USD
1004.60 USD
2504.22 USD
Buy Now

Farnell Element14 (2)

ProductStockPriceBuy
LT1934ES6#TRMPBF9154Buy Now
LT1934ES6#TRMPBF9154Buy Now

RS Components (3)

ProductStockPriceBuy
LT1934ES6#TRMPBF113Buy Now
LT1934ES6#TRMPBF643Buy Now
LT1934IS6TRMPBF500Buy Now

Reichelt Elektronik (1)

ProductStockPriceBuy
LT1934ES6#TRMPBF1Buy Now

Schukat Electronic (1)

ProductStockPriceBuy
LT1934ES6TRMPBF44Buy Now

Available Distributors with stock: 11

Arrow Electronics

ProductStockPriceBuy
LT1934IS6#TRMPBF 1500
13.07 $
1002.75 $
Buy Now
LT1934ES6#TRMPBF 1296
12.68 $
1002.39 $
Buy Now
LT1934ES6-1#TRMPBF 1000
12.68 $
1002.39 $
Buy Now
LT1934IS6#TRMPBF 500
13.07 $
1002.75 $
Buy Now
LT1934ES6#TRMPBF 500
12.68 $
1002.39 $
Buy Now
LT1934ES6-1#TRMPBF 232
12.68 $
1002.39 $
Buy Now
LT1934IS6#TRMPBF 98
13.07 $
1002.75 $
Buy Now
LT1934IDCB#TRMPBF 25
13.07 $
1002.75 $
Buy Now
LT1934ES6 0 Buy Now
LT1934IS6-1 0 Buy Now
LT1934ES6#TRMPBF 0
12.68 $
1002.39 $
Buy Now
LT1934IDCB#TRMPBF 0
13.07 $
1002.75 $
Buy Now
LT1934EDCB-1#TRPBF 0
13.23 $
1002.74 $
Buy Now
LT1934IS6#TRPBF 0
13.07 $
1002.75 $
Buy Now
LT1934IDCB#TRPBF 0
13.07 $
1002.75 $
Buy Now
show stock=0hide stock=0

Digi-Key

ProductStockPriceBuy
LT1934IS6#TRPBF 6793
2502.48 €
1002.71 €
254.25 €
14.75 €
Buy Now
LT1934IS6#TRPBF 6793
2502.48 €
1002.71 €
254.25 €
14.75 €
Buy Now
LT1934ES6#TRMPBF 3094
2502.16 €
1002.35 €
253.77 €
14.22 €
Buy Now
LT1934ES6#TRMPBF 3094
2502.16 €
1002.35 €
253.77 €
14.22 €
Buy Now
LT1934ES6#TRMPBF 2750
5001.96 €
Buy Now
LT1934IS6#TRPBF 2500
25002.26 €
Buy Now
LT1934ES6#TRPBF 1950
2502.16 €
1002.35 €
253.69 €
14.13 €
Buy Now
LT1934ES6#TRPBF 1950
2502.16 €
1002.35 €
253.69 €
14.13 €
Buy Now
LT1934IS6#TRMPBF 751
2502.48 €
1002.71 €
254.33 €
14.85 €
Buy Now
LT1934IS6#TRMPBF 751
2502.48 €
1002.71 €
254.33 €
14.85 €
Buy Now
LT1934IS6#TRMPBF 500
5002.26 €
Buy Now
LT1934EDCB-1#TRMPBF 385
2502.47 €
1002.70 €
254.04 €
14.53 €
Buy Now
LT1934ES6#TRPBF 0
25001.96 €
Buy Now
LT1934EDCB-1#TRMPBF 0
5002.25 €
Buy Now
LT1934EDCB-1#TRMPBF 0 Buy Now
show stock=0hide stock=0

Mouser Electronics

ProductStockPriceBuy
LT1934ES6#TRMPBF 960
15.26 $
104.88 $
254.69 $
1002.93 $
2502.69 $
5002.44 $
Buy Now
LT1934IDCB#TRMPBF 500
16.04 $
105.60 $
255.39 $
1003.37 $
2503.09 $
5002.81 $
Buy Now
LT1934IS6#TRMPBF 485
16.04 $
105.60 $
255.39 $
1003.37 $
2503.09 $
5002.81 $
Buy Now
LT1934ES6-1#TRMPBF 478
15.26 $
104.88 $
254.69 $
1002.93 $
2502.69 $
5002.44 $
Buy Now
LT1934IS6-1#TRMPBF 0
16.04 $
105.60 $
255.39 $
1003.37 $
2503.09 $
5002.81 $
Buy Now
LT1934ES6-1#TRPBF 0
15.15 $
104.78 $
254.59 $
1002.93 $
2502.69 $
25002.44 $
Buy Now
LT1934ES6#TRPBF 0
15.15 $
104.78 $
254.59 $
1002.93 $
2502.69 $
25002.44 $
Buy Now
LT1934EDCB#TRMPBF 0
15.26 $
104.88 $
254.69 $
1002.93 $
2502.69 $
5002.44 $
Buy Now
LT1934IS6#TRPBF 0
15.92 $
105.50 $
255.28 $
1003.37 $
2503.09 $
25002.81 $
Buy Now
LT1934EDCB#TRPBF 0
15.15 $
104.78 $
254.59 $
1002.93 $
2502.69 $
25002.44 $
Buy Now
LT1934EDCB-1#TRMPBF 0
15.64 $
105.23 $
255.03 $
1003.36 $
2503.08 $
5002.80 $
Buy Now
LT1934IDCB#TRPBF 0
15.92 $
105.50 $
255.28 $
1003.37 $
2503.09 $
25002.81 $
Buy Now
LT1934IS6-1#TRPBF 0
15.92 $
105.50 $
255.28 $
1003.37 $
2503.09 $
25002.81 $
Buy Now
LT1934IDCB-1#TRPBF 0
16.33 $
105.87 $
255.64 $
1003.86 $
2503.54 $
Buy Now
LT1934IDCB-1#TRMPBF 0
16.44 $
105.98 $
255.75 $
1003.86 $
2503.54 $
5003.22 $
Buy Now
show stock=0hide stock=0

Bristol Electronics

ProductStockPriceBuy
LT1934E56 348 Buy Now

Quest Components

ProductStockPriceBuy
LT1934ES6#TRMPBF 1
28.08 $
112.12 $
Buy Now
LT1934ES6-1#TRMPBF 924
7602.54 $
3682.63 $
15.45 $
Buy Now
LT1934IS6#TRMPBF 458
4464.34 $
2164.50 $
19.30 $
Buy Now

ComS.I.T.

ProductStockPriceBuy
LT1934EDCBPBF 250

element14 Asia-Pacific

ProductStockPriceBuy
LT1934ES6#TRMPBF 635
16.60 $
255.90 $
1003.68 $
2503.37 $
Buy Now
LT1934ES6#TRMPBF 635
16.60 $
255.90 $
1003.68 $
2503.37 $
Buy Now

Farnell element14

ProductStockPriceBuy
LT1934ES6#TRMPBF 14
14.36 GBP
103.92 GBP
251.99 GBP
501.98 GBP
1001.97 GBP
Buy Now

Schukat electronic

ProductStockPriceBuy
LT1934ES6TRMPBF 44
15.35 €
103.55 €
502.95 €
1002.85 €
Buy Now

Chip1Stop

ProductStockPriceBuy
LT1934ES6#TRMPBF 637
5002.60 $
1002.85 $
16.01 $
Buy Now
LT1934IDCB#TRMPBF 25
13.75 $
Buy Now
LT1934ES6#TRMPBF 1296
1003.05 $
13.26 $
Buy Now

RS Components

ProductStockPriceBuy
LT1934IS6TRMPBF 500
5003.07 GBP
50002.67 GBP
100002.40 GBP
Buy Now
LT1934ES6#TRMPBF 113
15.88 GBP
103.71 GBP
253.33 GBP
503.13 GBP
752.93 GBP
Buy Now
LT1934ES6#TRMPBF 643
103.71 GBP
253.33 GBP
503.13 GBP
752.93 GBP
Buy Now

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to LT1934-1. Optional, compare LT1934-1 side-by-side with other Buck Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% LM2840X LM2840X product overviewLM2840X product overview Texas Instruments SOT23-6
0% LM2840X-Q1 LM2840X-Q1 product overviewLM2840X-Q1 product overview Texas Instruments SOT23-6
0% LM2840Y LM2840Y product overviewLM2840Y product overview Texas Instruments SOT23-6
0% LM2840Y-Q1 LM2840Y-Q1 product overviewLM2840Y-Q1 product overview Texas Instruments SOT23-6

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LT1934-1.

V-IN max. 34 V, I-OUT 0.06 A, V-OUT min. 1.25 V, Frequency typ. 500 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
744031101 100.0 0.3 0.2 1,930.00 3.8 x 3.8 x 1.8
744032101 100.0 0.1 0.3 5,200.00 3.2 x 2.5 x 2.3
744032121 120.0 0.1 0.2 5,600.00 3.2 x 2.5 x 2.3
74404041101 100.0 0.4 0.4 1,697.00 4 x 4 x 1.2
744042101 100.0 0.4 0.3 1,170.00 4.8 x 4.8 x 2
744043101 100.0 0.5 0.3 550.00 4.8 x 4.8 x 3
744043151 150.0 0.4 0.2 770.00 4.8 x 4.8 x 3
744062151 150.0 0.4 0.4 605.00 6.8 x 6.8 x 2.5
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