TPS54340-Q1 Buck Converter overview

Description

Manufacturer
 
Category
Sub-Category

TPS54340-Q1 is a 42.00 V non-sync Buck Converter from with 3.50 A output current. The maximum 42.00 V input voltage can be regulated down into a 0.80 V to 41.00 V output voltage.

It requires are a typical inductor size of 5.60 µH, a typical external component count of 11 and achieves a peak efficiency of 92 %. Further TPS54340-Q1 characteristics are a adjustable 2500 kHz switching frequency and 1 available package option(s): HSOIC-8 .

For the TPS54340-Q1 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. 4.50 V
V-IN max. 42.00 V
I-OUT? 3.50 A
V-OUT min. 0.80 V
V-OUT max. 41.00 V
V-OUT adjustable V
V-OUT programmable no
sync/non-sync non-sync
Frequency typ. 2500 kHz
Frequency adjustable
Frequency selectable
ext.clock sync. yes
Frequency adj./ ext.clock min. 100 kHz
Frequency adj./ ext.clock max 2500 kHz
Softstart yes
Softstart adjustable no
Tracking no
PG/Power OK no
Quiescent current max. 175 µA
Operating min. -40 °C
Operating max. 125 °C
Junction min. -40 °C
Junction max. 150 °C
thermal shutdown typ. 176 °C
Inductor size typ. 5.60 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 yes
Light-Load-Mode yes
Topology Buck
Peak Efficiency 92 %
Component count min. 11
current limit adjustable no
Nr.of packages 1
CSP
SC70
SOT
MSOP
QFN/DFN
SO/SOIC HSOIC-8
SOP
DIP
TO
DDPAK

TPS54340-Q1 Datasheet

Link to the most up-to-date TPS54340-Q1 datasheet and the product page for EVM, tools and support information.

TPS54340-Q1

TPS54340-Q1 Sample stock and distributor price breaks

TPS54340-Q1 prices and online available distributors.

OEMSecrets.com
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Available Distributors with stock: 0

no online Distributor with TPS54340 stock available

Available Distributors with stock: 11

Arrow Electronics

ProductStockPriceBuy
TPS54340DDA 558
25502.34 $
10502.40 $
5252.74 $
1503.29 $
753.80 $
Buy Now
TPS54340QDDAQ1 59
25502.80 $
10502.91 $
5253.28 $
1503.85 $
754.41 $
104.70 $
15.22 $
Buy Now
TPS54340DDAR 4
13.80 $
Buy Now
TPS54340-Q1EVM-593 0
50050.46 $
10050.56 $
1050.71 $
150.73 $
Buy Now
TPS54340EVM-182 0
50025.75 $
10025.80 $
1025.88 $
125.89 $
Buy Now
TPS54340DDA 0
6002.26 $
Buy Now
TPS54340DDA 0
6000002.11 $
3000002.11 $
600002.14 $
60002.18 $
6002.19 $
Buy Now
TPS54340QDDAQ1 0
5250002.46 $
2625002.46 $
525002.70 $
52503.12 $
5253.19 $
Buy Now
TPS54340QDDAQ1 0
5250002.46 $
2625002.46 $
525002.70 $
52503.12 $
5253.19 $
Buy Now
TPS54340BDDA 0
6750001.92 $
3375001.93 $
675002.59 $
67503.95 $
6754.19 $
Buy Now
TPS54340BDDA 0
6750001.92 $
3375001.93 $
675002.59 $
67503.95 $
6754.19 $
Buy Now
TPS54340DDAR 0
50001.92 $
25002.01 $
Buy Now
TPS54340DDAR 0
25000001.80 $
12500001.80 $
2500001.89 $
250002.02 $
25002.04 $
Buy Now
TPS54340BQDDAQ1 0
6000002.21 $
3000002.21 $
600002.97 $
60004.54 $
6004.82 $
Buy Now
TPS54340BQDDAQ1 0
6000002.21 $
3000002.21 $
600002.97 $
60004.54 $
6004.82 $
Buy Now
show stock=0hide stock=0

Digi-Key

ProductStockPriceBuy
TPS54340DDAR 52805
10001.98 €
5002.34 €
1002.75 €
103.36 €
13.74 €
Buy Now
TPS54340DDAR 52805
10001.98 €
5002.34 €
1002.75 €
103.36 €
13.74 €
Buy Now
TPS54340DDAR 52500
50001.70 €
25001.76 €
Buy Now
TPS54340DDA 5285
25002.14 €
10002.25 €
5002.67 €
1003.13 €
253.62 €
103.83 €
14.26 €
Buy Now
TPS54340QDDARQ1 4316
10002.37 €
5002.81 €
1003.30 €
104.03 €
14.48 €
Buy Now
TPS54340QDDARQ1 4316
10002.37 €
5002.81 €
1003.30 €
104.03 €
14.48 €
Buy Now
TPS54340QDDARQ1 2500
25002.10 €
Buy Now
TPS54340BQDDAQ1 2276
25002.18 €
10002.30 €
5002.72 €
1003.20 €
103.91 €
14.34 €
Buy Now
TPS54340BQDDARQ1 1941
10001.91 €
5002.29 €
1002.65 €
103.41 €
13.79 €
Buy Now
TPS54340BQDDARQ1 1941
10001.91 €
5002.29 €
1002.65 €
103.41 €
13.79 €
Buy Now
TPS54340QDDAQ1 445
25002.50 €
10002.63 €
5003.12 €
1003.66 €
254.22 €
104.47 €
14.97 €
Buy Now
TPS54340EVM-182 3
123.18 €
Buy Now
TPS54340-Q1EVM-593 2
145.43 €
Buy Now
TPS54340BQDDARQ1 0
50001.82 €
25001.86 €
Buy Now
show stock=0hide stock=0

Verical

ProductStockPriceBuy
TPS54340DDAR 10000
100002.03 $
50002.10 $
25002.21 $
Buy Now
TPS54340QDDAQ1 9975
25002.77 $
10002.91 $
5253.46 $
Buy Now
TPS54340DDA 9600
6002.37 $
Buy Now
TPS54340BDDA 2700
25002.08 $
10002.19 $
6752.60 $
Buy Now
TPS54340DDAR 2500
50001.92 $
25002.01 $
Buy Now
TPS54340BDDAR 2215 Buy Now
TPS54340DDA 525
25502.34 $
10502.40 $
5252.74 $
1503.29 $
753.80 $
Buy Now
TPS54340QDDAQ1 59
25502.80 $
10502.91 $
5253.28 $
1503.85 $
754.41 $
104.70 $
35.22 $
Buy Now
TPS54340-Q1EVM-593 28
156.74 $
Buy Now
TPS54340DDAR 4
43.80 $
Buy Now
TPS54340EVM-182 2
228.95 $
Buy Now

Avnet

ProductStockPriceBuy
TPS54340DDA 6426
TPS54340DDAR 2500
100001.75 $
50002.72 $
25004.87 $
Buy Now
TPS54340DDAR 0
TPS54340BDDA 0
150001.98 $
75002.04 $
31502.11 $
16502.18 $
15002.29 $
Buy Now
TPS54340BDDA 0
7502.13 €
4502.26 €
3002.40 €
1502.54 €
752.73 €
Buy Now
TPS54340BDDAR 0
250001.66 $
150001.70 $
100001.76 $
50001.82 $
25001.92 $
Buy Now
TPS54340BDDAR 0
250001.77 €
150001.89 €
100002.00 €
50002.11 €
25002.27 €
Buy Now
TPS54340QDDAQ1 0
TPS54340QDDAQ1 0
10003.12 $
1003.23 $
13.40 $
Buy Now
TPS54340EVM-182 0
100031.26 €
50032.40 €
10033.54 €
5034.69 €
135.26 €
2535.83 €
1036.97 €
Buy Now
TPS54340BQDDAQ1 0
15002.28 $
7502.35 $
4502.43 $
3002.51 $
1502.64 $
Buy Now
TPS54340BQDDAQ1 0
7502.45 €
4502.60 €
3002.76 €
1502.92 €
753.14 €
Buy Now
TPS54340BQDDARQ1 0
250001.96 $
150002.01 $
100002.08 $
50002.15 $
25002.26 $
Buy Now
TPS54340BQDDARQ1 0
250002.09 €
150002.23 €
100002.36 €
50002.49 €
25002.68 €
Buy Now
TPS54340-Q1EVM-593 0
100053.45 €
50057.90 €
10060.13 €
5061.61 €
2565.32 €
1066.81 €
174.23 €
Buy Now
show stock=0hide stock=0

Newark element14

ProductStockPriceBuy
TPS54340QDDAQ1 287
5003.49 $
2503.84 $
1004.10 $
504.40 $
254.71 $
105.01 $
15.57 $
Buy Now
TPS54340DDAR 96
10002.15 $
5002.55 $
2502.81 $
1002.99 $
503.21 $
253.44 $
103.66 $
14.07 $
Buy Now
TPS54340EVM-182 6
129.35 $
Buy Now

Texas Instruments

ProductStockPriceBuy
TPS54340-Q1EVM-593 28
149.00 $
Buy Now
TPS54340EVM-182 19
125.00 $
Buy Now
TPS54340BQDDAQ1 1500
10002.07 $
7502.17 $
5002.57 $
2503.03 $
1003.23 $
253.68 $
103.95 $
14.39 $
Buy Now
TPS54340BQDDARQ1 4616
10001.77 $
7501.85 $
5002.20 $
2502.59 $
1002.76 $
253.15 $
103.38 $
13.76 $
Buy Now
TPS54340BDDAR 6599
10001.50 $
7501.57 $
5001.86 $
2502.19 $
1002.34 $
252.67 $
102.86 $
13.18 $
Buy Now

Mouser Electronics

ProductStockPriceBuy
TPS54340BDDA 763
14.19 $
103.77 $
1003.08 $
2502.89 $
5002.63 $
10002.21 $
25002.10 $
Buy Now
TPS54340BQDDAQ1 578
14.82 $
104.34 $
1003.55 $
2503.33 $
5003.02 $
10002.55 $
25002.42 $
Buy Now
TPS54340EVM-182 4
125.89 $
Buy Now
TPS54340-Q1EVM-593 4
150.73 $
Buy Now
TPS54340DDAR 8238
14.07 $
103.66 $
1002.99 $
2502.81 $
5002.55 $
10002.15 $
25002.04 $
Buy Now
TPS54340DDA 2085
14.77 $
104.28 $
1003.51 $
2503.29 $
5002.98 $
10002.52 $
25002.39 $
Buy Now
TPS54340QDDARQ1 1072
14.87 $
104.38 $
1003.58 $
2503.36 $
5003.05 $
10002.57 $
25002.44 $
Buy Now
TPS54340QDDAQ1 2
15.57 $
105.01 $
1004.10 $
2503.84 $
5003.49 $
10002.94 $
25002.79 $
Buy Now

Rochester Electronics

ProductStockPriceBuy
TPS54340DDA 5658
10001.98 $
5002.08 $
1002.17 $
252.26 $
12.43 $
Buy Now
TPS54340QDDAQ1 27443
10002.30 $
5002.42 $
1002.52 $
252.63 $
12.83 $
Buy Now
TPS54340QDDARQ1 36080
10002.01 $
5002.12 $
1002.20 $
252.30 $
12.47 $
Buy Now
TPS54340DDAR 2351
10001.69 $
5001.77 $
1001.85 $
251.93 $
12.07 $
Buy Now

RS Components

ProductStockPriceBuy
TPS54340DDA 0
753.43 GBP
3752.63 GBP
7502.40 GBP
Buy Now
TPS54340DDA 363
153.45 GBP
383.09 GBP
Buy Now
TPS54340DDA 45
13.82 GBP
153.45 GBP
383.09 GBP
Buy Now
show stock=0hide stock=0

element14 Asia-Pacific

ProductStockPriceBuy
TPS54340DDA 494
50003.47 SGD
25003.60 SGD
10003.80 SGD
5004.49 SGD
2504.96 SGD
1005.29 SGD
106.45 SGD
17.19 SGD
Buy Now
TPS54340QDDAQ1 . 0
25004.20 SGD
10004.43 SGD
5005.26 SGD
2505.79 SGD
1006.18 SGD
107.55 SGD
18.39 SGD
Buy Now
TPS54340QDDAQ1 287
10004.43 SGD
5005.26 SGD
2505.79 SGD
1006.18 SGD
107.55 SGD
18.39 SGD
Buy Now
TPS54340DDAR 96
10003.24 SGD
5003.84 SGD
2504.23 SGD
1004.51 SGD
105.52 SGD
16.13 SGD
Buy Now
TPS54340EVM-182 6
143.27 SGD
Buy Now
show stock=0hide stock=0

Farnell element14

ProductStockPriceBuy
TPS54340QDDAQ1 . 0
5002.23 GBP
2502.91 GBP
1003.11 GBP
503.63 GBP
253.71 GBP
103.79 GBP
14.66 GBP
Buy Now
TPS54340DDAR 0
10001.74 GBP
5002.09 GBP
2502.29 GBP
1002.44 GBP
502.62 GBP
252.81 GBP
103.00 GBP
13.71 GBP
Buy Now
TPS54340DDAR 96
10001.74 GBP
5002.09 GBP
2502.29 GBP
1002.44 GBP
502.62 GBP
252.81 GBP
103.00 GBP
13.71 GBP
Buy Now
TPS54340EVM-182 6
122.61 GBP
Buy Now
TPS54340QDDAQ1 287
5002.41 GBP
2503.15 GBP
1003.36 GBP
503.89 GBP
254.00 GBP
104.10 GBP
15.03 GBP
Buy Now
TPS54340DDA 489
10001.96 GBP
5002.43 GBP
2502.69 GBP
1002.87 GBP
503.08 GBP
253.28 GBP
103.50 GBP
14.33 GBP
Buy Now
show stock=0hide stock=0

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to TPS54340-Q1. Optional, compare TPS54340-Q1 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% TPS54360-Q1 TPS54360-Q1 product overviewTPS54360-Q1 product overview Texas Instruments HSOIC-8
0% TPS54540-Q1 TPS54540-Q1 product overviewTPS54540-Q1 product overview Texas Instruments HSOIC-8
0% TPS54560-Q1 TPS54560-Q1 product overviewTPS54560-Q1 product overview Texas Instruments HSOIC-8
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
25% MAX16909 MAX16909 product overviewMAX16909 product overview Maxim TSSOP-EP-16, TQFN-16
25% R1270S R1270S product overviewR1270S product overview Ricoh HSOP-18
50% A8582 A8582 product overviewA8582 product overview Allegro TSSOP-16
50% A8584 A8584 product overviewA8584 product overview Allegro TSSOP-16
50% MPQ4560 MPQ4560 product overviewMPQ4560 product overview MPS SOIC-8E, QFN-10
50% LM26003-Q1 LM26003-Q1 product overviewLM26003-Q1 product overview Texas Instruments HTSSOP-20
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 TPS54340-Q1.

V-IN max. 42 V, I-OUT 3.5 A, V-OUT min. 0.8 V, Frequency typ. 2500 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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