LM46000 Buck Converter overview

Description

Manufacturer
 
Category
Sub-Category

LM46000 is a 60.00 V sync Buck Converter from with 0.50 A output current. The maximum 60.00 V input voltage can be regulated down into a 1.00 V to 28.00 V output voltage.

It requires are a typical inductor size of 27.00 µH, a typical external component count of 9 and achieves a peak efficiency of 95 %. Further LM46000 characteristics are a adjustable 500 kHz switching frequency and 1 available package option(s): HTSSOP-16 .

For the LM46000 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. 3.50 V
V-IN max. 60.00 V
I-OUT? 0.50 A
V-OUT min. 1.00 V
V-OUT max. 28.00 V
V-OUT adjustable V
V-OUT programmable no
sync/non-sync sync
Frequency typ. 500 kHz
Frequency adjustable
Frequency selectable
ext.clock sync. yes
Frequency adj./ ext.clock min. 200 kHz
Frequency adj./ ext.clock max 2200 kHz
Softstart yes
Softstart adjustable yes
Tracking yes
PG/Power OK yes
Quiescent current max. 13 µA
Operating min.
Operating max.
Junction min. -40 °C
Junction max. 125 °C
thermal shutdown typ. 160 °C
Inductor size typ. 27.00 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode yes
Topology Buck
Peak Efficiency 95 %
Component count min. 9
current limit adjustable no
Nr.of packages 1
CSP
SC70
SOT
MSOP
QFN/DFN
SO/SOIC
SOP HTSSOP-16
DIP
TO
DDPAK

LM46000 Datasheet

Link to the most up-to-date LM46000 datasheet and the product page for EVM, tools and support information.

LM46000

LM46000 Sample stock and distributor price breaks

LM46000 prices and online available distributors.

OEMSecrets.com
findchips.com

Available Distributors with stock: 8

Chip One Stop (4)

ProductStockPriceBuy
LM46000PWPEVM2
131.10 USD
Buy Now
LM46000PWPR2
13.65 USD
Buy Now
LM46000PWPT23
14.19 USD
103.80 USD
Buy Now
LM46000QPWPTQ19
15.40 USD
Buy Now

Digi-Key (15)

ProductStockPriceBuy
LM46000PWPT3750
2503.09 USD
5002.77 USD
12502.34 USD
Buy Now
LM46000PWPT3942
14.56 USD
104.09 USD
1003.35 USD
Buy Now
LM46000PWPT3942
14.56 USD
104.09 USD
1003.35 USD
Buy Now
LM46000QPWPTQ1250
2503.98 USD
5003.57 USD
12503.01 USD
Buy Now
LM46000QPWPTQ1250
15.87 USD
105.27 USD
1004.32 USD
Buy Now
LM46000QPWPTQ1250
15.87 USD
105.27 USD
1004.32 USD
Buy Now
LM46000AQPWPTQ1250
2503.57 USD
5003.21 USD
12502.70 USD
Buy Now
LM46000AQPWPTQ1250
15.27 USD
104.74 USD
1003.88 USD
Buy Now
LM46000AQPWPTQ1250
15.27 USD
104.74 USD
1003.88 USD
Buy Now
LM46000PWP266
14.62 USD
104.15 USD
903.92 USD
1803.40 USD
5402.89 USD
10802.44 USD
25202.32 USD
Buy Now
LM46000PWPR0
20001.93 USD
Buy Now
LM46000PWPR466
13.96 USD
103.56 USD
1002.92 USD
5002.48 USD
10002.09 USD
Buy Now
LM46000PWPR466
13.96 USD
103.56 USD
1002.92 USD
5002.48 USD
10002.09 USD
Buy Now
LM46000AQPWPRQ10
20002.28 USD
Buy Now
LM46000AQPWPRQ12713
14.68 USD
104.20 USD
1003.44 USD
5002.93 USD
10002.47 USD
Buy Now
LM46000AQPWPRQ12713
14.68 USD
104.20 USD
1003.44 USD
5002.93 USD
10002.47 USD
Buy Now
LM46000QPWPRQ10
20002.57 USD
Buy Now
LM46000QPWPRQ10
15.27 USD
104.74 USD
1003.88 USD
5003.30 USD
10002.79 USD
Buy Now
LM46000QPWPRQ10
15.27 USD
104.74 USD
1003.88 USD
5003.30 USD
10002.79 USD
Buy Now
LM46000PWPEVM2
130.11 USD
Buy Now

Element14 (1)

ProductStockPriceBuy
LM46000AQPWPTQ1325Buy Now
LM46000PWPT0Buy Now
LM46000QPWPTQ10Buy Now

Farnell element14 DE (3)

ProductStockPriceBuy
LM46000AQPWPTQ1325Buy Now
LM46000AQPWPTQ10Buy Now
LM46000PWPEVM13Buy Now
LM46000PWPT28Buy Now
LM46000QPWPTQ10Buy Now

Mouser Electronics (6)

ProductStockPriceBuy
LM46000AQPWPTQ1416
15.15 USD
104.62 USD
1003.78 USD
2503.54 USD
5003.21 USD
10002.71 USD
25002.58 USD
50002.53 USD
Buy Now
LM46000PWPT1366
14.44 USD
104.00 USD
1003.27 USD
2503.06 USD
5002.78 USD
10002.33 USD
25002.23 USD
50002.19 USD
Buy Now
LM46000PWPR1859
13.86 USD
103.48 USD
1002.85 USD
2502.66 USD
5002.41 USD
10002.04 USD
Buy Now
LM46000PWP231
14.64 USD
104.16 USD
1003.41 USD
2503.20 USD
5002.90 USD
10002.44 USD
25002.32 USD
50002.28 USD
Buy Now
LM46000PWPEVM5
133.35 USD
Buy Now
LM46000QPWPTQ1257
15.72 USD
105.15 USD
1004.22 USD
2503.95 USD
5003.58 USD
10003.02 USD
25002.87 USD
50002.81 USD
Buy Now
LM46000QPWPRQ10
15.15 USD
104.62 USD
1003.78 USD
2503.54 USD
5003.21 USD
10002.71 USD
20002.58 USD
40002.53 USD
Buy Now
LM46000AQPWPRQ10
14.56 USD
104.10 USD
1003.36 USD
2503.15 USD
5002.86 USD
10002.41 USD
20002.28 USD
40002.24 USD
Buy Now

Newark Electronics (1)

ProductStockPriceBuy
LM46000AQPWPTQ1325
15.12 USD
104.60 USD
254.32 USD
504.04 USD
1003.76 USD
Buy Now
LM46000PWPEVM0
00.00 USD
Buy Now
LM46000PWPT0
00.00 USD
Buy Now

RS Components (1)

ProductStockPriceBuy
LM46000PWPT496Buy Now

Texas Instruments (6)

ProductStockPriceBuy
LM46000AQPWPRQ13208
14.13 USD
103.72 USD
253.46 USD
1003.03 USD
2502.84 USD
5002.42 USD
7502.04 USD
10001.95 USD
Buy Now
LM46000AQPWPTQ1250
14.66 USD
104.19 USD
253.90 USD
1003.42 USD
2503.21 USD
5002.72 USD
7502.30 USD
10002.20 USD
Buy Now
LM46000PWP540
14.20 USD
103.78 USD
253.52 USD
1003.08 USD
2502.89 USD
5002.46 USD
7502.07 USD
10001.98 USD
Buy Now
LM46000PWPEVM58
129.00 USD
Buy Now
LM46000PWPR4935
13.50 USD
103.15 USD
252.93 USD
1002.57 USD
2502.41 USD
5002.05 USD
7501.73 USD
10001.65 USD
Buy Now
LM46000PWPT3750
14.03 USD
103.62 USD
253.37 USD
1002.96 USD
2502.77 USD
5002.36 USD
7501.99 USD
10001.90 USD
Buy Now

Available Distributors without stock: 4

Avnet America (0)

ProductStockPriceBuy
LM46000AQPWPRQ10
20002.39 USD
40002.29 USD
80002.19 USD
120002.19 USD
200002.09 USD
Buy Now
LM46000AQPWPTQ10
2502.79 USD
5002.59 USD
10002.49 USD
15002.39 USD
25002.39 USD
Buy Now
LM46000PWP0
1802.49 USD
3602.39 USD
5402.29 USD
9002.19 USD
18002.09 USD
Buy Now
LM46000PWPEVM0
129.99 USD
Buy Now
LM46000PWPR0
20002.09 USD
40001.99 USD
80001.89 USD
120001.79 USD
200001.79 USD
Buy Now
LM46000PWPT0
2502.39 USD
5002.29 USD
10002.19 USD
15002.09 USD
25001.99 USD
Buy Now
LM46000QPWPRQ10
20002.79 USD
40002.59 USD
80002.49 USD
120002.39 USD
200002.39 USD
Buy Now
LM46000QPWPTQ10
2503.09 USD
5002.89 USD
10002.79 USD
15002.69 USD
25002.59 USD
Buy Now

Avnet Asia (0)

ProductStockPriceBuy
LM46000PWPR0
00.00 USD
Buy Now
LM46000QPWPRQ10
00.00 USD
Buy Now

Avnet Europe (0)

ProductStockPriceBuy
LM46000AQPWPRQ10Buy Now
LM46000AQPWPTQ10Buy Now
LM46000PWP0Buy Now
LM46000PWPR0Buy Now
LM46000PWPT0Buy Now
LM46000QPWPRQ10Buy Now
LM46000QPWPTQ10Buy Now

Rutronik (0)

ProductStockPriceBuy
nnBuy Now

Available Distributors with stock: 11

Arrow Electronics

ProductStockPriceBuy
LM46000PWPT 23
103.80 $
14.19 $
Buy Now
LM46000QPWPTQ1 9
750002.57 $
300002.60 $
150002.62 $
60002.65 $
30002.68 $
10002.98 $
5003.31 $
2503.66 $
1003.95 $
504.75 $
254.89 $
104.90 $
15.40 $
Buy Now
LM46000PWPR 2
13.65 $
Buy Now
LM46000PWPEVM 2
130.88 $
Buy Now

Digi-Key

ProductStockPriceBuy
LM46000PWPT 3942
1002.94 €
103.59 €
14.00 €
Buy Now
LM46000PWPT 3942
1002.94 €
103.59 €
14.00 €
Buy Now
LM46000PWPT 3750
12502.05 €
5002.43 €
2502.71 €
Buy Now
LM46000AQPWPRQ1 2713
10002.17 €
5002.57 €
1003.02 €
103.68 €
14.10 €
Buy Now
LM46000PWPR 466
10001.84 €
5002.18 €
1002.56 €
103.12 €
13.47 €
Buy Now
LM46000PWPR 466
10001.84 €
5002.18 €
1002.56 €
103.12 €
13.47 €
Buy Now
LM46000PWP 266
25202.03 €
10802.14 €
5402.54 €
1802.98 €
903.44 €
103.64 €
14.05 €
Buy Now
LM46000QPWPTQ1 250
12502.64 €
5003.13 €
2503.49 €
Buy Now
LM46000QPWPTQ1 250
1003.78 €
104.62 €
15.15 €
Buy Now
LM46000QPWPTQ1 250
1003.78 €
104.62 €
15.15 €
Buy Now
LM46000AQPWPTQ1 250
12502.37 €
5002.81 €
2503.13 €
Buy Now
LM46000AQPWPTQ1 250
1003.40 €
104.15 €
14.62 €
Buy Now
LM46000AQPWPTQ1 250
1003.40 €
104.15 €
14.62 €
Buy Now
LM46000PWPR 0
20001.69 €
Buy Now
LM46000AQPWPRQ1 0
20002.00 €
Buy Now
show stock=0hide stock=0

Verical

ProductStockPriceBuy
LM46000AQPWPTQ1 10000
13.57 $
Buy Now
LM46000AQPWPRQ1 10000
12.28 $
Buy Now
LM46000PWPEVM 62
128.52 $
Buy Now
LM46000PWPT 23
103.80 $
34.19 $
Buy Now
LM46000PWPEVM 2
130.88 $
Buy Now

Newark element14

ProductStockPriceBuy
LM46000PWPEVM 0 Buy Now
LM46000PWPT 0 Buy Now
LM46000AQPWPTQ1 325
15.12 $
104.60 $
254.32 $
504.04 $
1003.76 $
Buy Now
show stock=0hide stock=0

TI store

ProductStockPriceBuy
LM46000PWPR 4935
10001.65 $
7501.73 $
5002.05 $
2502.41 $
1002.57 $
252.93 $
103.15 $
13.50 $
Buy Now
LM46000PWPEVM 58
129.00 $
Buy Now
LM46000PWP 540
10001.98 $
7502.07 $
5002.46 $
2502.89 $
1003.08 $
253.52 $
103.78 $
14.20 $
Buy Now
LM46000PWPT 3750
10001.90 $
7501.99 $
5002.36 $
2502.77 $
1002.96 $
253.37 $
103.62 $
14.03 $
Buy Now
LM46000AQPWPTQ1 250
10002.20 $
7502.30 $
5002.72 $
2503.21 $
1003.42 $
253.90 $
104.19 $
14.66 $
Buy Now
LM46000AQPWPRQ1 3208
10001.95 $
7502.04 $
5002.42 $
2502.84 $
1003.03 $
253.46 $
103.72 $
14.13 $
Buy Now

Rochester Electronics

ProductStockPriceBuy
LM46000PWPEVM 2
100025.03 $
50026.35 $
10027.43 $
2528.61 $
130.81 $
Buy Now
LM46000PWP 1073
10002.57 $
5002.71 $
1002.82 $
252.94 $
13.17 $
Buy Now
LM46000QPWPRQ1 2000
10002.37 $
5002.49 $
1002.60 $
252.71 $
12.91 $
Buy Now

Mouser Electronics

ProductStockPriceBuy
LM46000AQPWPTQ1 416
15.12 $
104.60 $
1003.76 $
2503.53 $
5003.20 $
10002.70 $
25002.57 $
Buy Now
LM46000PWPT 1366
14.42 $
103.98 $
1003.25 $
2503.05 $
5002.77 $
10002.33 $
25002.22 $
Buy Now
LM46000PWPR 1760
13.84 $
103.46 $
1002.83 $
2502.65 $
5002.41 $
10002.03 $
Buy Now
LM46000PWP 231
14.61 $
104.15 $
1003.39 $
2503.18 $
5002.89 $
10002.43 $
25002.31 $
Buy Now
LM46000PWPEVM 5
130.03 $
Buy Now
LM46000QPWPTQ1 257
15.69 $
105.12 $
1004.19 $
2503.93 $
5003.56 $
10003.00 $
25002.85 $
Buy Now
LM46000QPWPRQ1 0
15.12 $
104.60 $
1003.76 $
2503.53 $
5003.20 $
10002.70 $
20002.57 $
Buy Now
LM46000AQPWPRQ1 0
14.54 $
104.08 $
1003.34 $
2503.13 $
5002.84 $
10002.39 $
20002.27 $
Buy Now
show stock=0hide stock=0

element14 Asia-Pacific

ProductStockPriceBuy
LM46000QPWPTQ1 0
19.00 SGD
108.11 SGD
1006.65 SGD
2506.24 SGD
5005.65 SGD
10004.77 SGD
25004.53 SGD
Buy Now
LM46000PWPT 0
17.00 SGD
106.30 SGD
1005.16 SGD
2504.85 SGD
5004.40 SGD
10003.71 SGD
25003.53 SGD
50003.39 SGD
Buy Now
LM46000AQPWPTQ1 325
18.34 SGD
107.50 SGD
1006.15 SGD
Buy Now
show stock=0hide stock=0

Farnell element14

ProductStockPriceBuy
LM46000AQPWPTQ1 325
14.30 GBP
103.48 GBP
253.27 GBP
503.06 GBP
1002.85 GBP
Buy Now
LM46000PWPEVM 13
123.12 GBP
Buy Now

Chip1Stop

ProductStockPriceBuy
LM46000PWPEVM 2
131.10 $
Buy Now
LM46000PWPR 2
13.65 $
Buy Now
LM46000PWPT 23
103.80 $
14.19 $
Buy Now
LM46000QPWPTQ1 9
15.40 $
Buy Now

RS Components

ProductStockPriceBuy
LM46000PWPT 496
202.90 GBP
1002.38 GBP
2502.24 GBP
7502.03 GBP
Buy Now
LM46000QPWPTQ1 250
101.95 GBP
Buy Now

Available Distributors without stock: 1

Avnet

ProductStockPriceBuy
LM46000PWP 0
1802.49 $
3602.39 $
5402.29 $
9002.19 $
18002.09 $
Buy Now
LM46000PWP 0
12.89 €
102.69 €
252.49 €
502.39 €
1002.29 €
5002.19 €
10002.09 €
Buy Now
LM46000PWPR 0
20002.09 $
40001.99 $
80001.89 $
120001.79 $
200001.79 $
Buy Now
LM46000PWPR 0
LM46000PWPR 0
20002.39 €
40002.09 €
80001.89 €
120001.79 €
200001.69 €
Buy Now
LM46000PWPT 0
2502.39 $
5002.29 $
10002.19 $
15002.09 $
25001.99 $
Buy Now
LM46000PWPT 0
14.26 €
103.43 €
253.22 €
503.01 €
1002.80 €
2502.64 €
5002.48 €
Buy Now
LM46000QPWPTQ1 0
2503.09 $
5002.89 $
10002.79 $
15002.69 $
25002.59 $
Buy Now
LM46000QPWPRQ1 0
LM46000QPWPRQ1 0
20002.79 $
40002.59 $
80002.49 $
120002.39 $
200002.39 $
Buy Now
LM46000QPWPRQ1 0
13.19 €
102.99 €
252.79 €
502.69 €
1002.49 €
5002.39 €
10002.29 €
Buy Now
LM46000AQPWPTQ1 0
2502.79 $
5002.59 $
10002.49 $
15002.39 $
25002.39 $
Buy Now
LM46000AQPWPRQ1 0
20002.79 €
40002.49 €
80002.19 €
120002.09 €
200001.99 €
Buy Now
LM46000AQPWPRQ1 0
20002.39 $
40002.29 $
80002.19 $
120002.19 $
200002.09 $
Buy Now
LM46000AQPWPTQ1 0
13.19 €
102.99 €
252.79 €
502.69 €
1002.49 €
5002.39 €
10002.29 €
Buy Now

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to LM46000. Optional, compare LM46000 side-by-side with other Buck Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% LM46000-Q1 LM46000-Q1 product overviewLM46000-Q1 product overview Texas Instruments HTSSOP-16
0% LM46001 LM46001 product overviewLM46001 product overview Texas Instruments HTSSOP-16
0% LM46001-Q1 LM46001-Q1 product overviewLM46001-Q1 product overview Texas Instruments HTSSOP-16
50% LM43600 LM43600 product overviewLM43600 product overview Texas Instruments HTSSOP-16
50% LM43600-Q1 LM43600-Q1 product overviewLM43600-Q1 product overview Texas Instruments HTSSOP-16

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LM46000.

V-IN max. 60 V, I-OUT 0.5 A, V-OUT min. 1 V, Frequency typ. 500 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
744025100 10.0 1.0 1.1 170.00 2.8 x 2.8 x 3
744025150 15.0 0.7 0.9 356.00 2.8 x 2.8 x 3
74404032100 10.0 0.8 0.9 230.00 3 x 3 x 1.5
74404032150 15.0 0.7 0.8 300.00 3 x 3 x 1.5
74404041100 10.0 1.3 1.0 168.00 4 x 4 x 1.2
74404042100 10.0 1.2 1.5 150.00 4 x 4 x 1.8
74404042150 15.0 0.9 1.2 210.00 4 x 4 x 1.8
744042100 10.0 1.3 1.0 120.00 4.8 x 4.8 x 2
744042120 12.0 1.2 1.0 150.00 4.8 x 4.8 x 2
744042150 15.0 1.0 0.8 190.00 4.8 x 4.8 x 2
744043100 10.0 1.2 1.0 95.00 4.8 x 4.8 x 3
744043120 12.0 1.1 1.0 100.00 4.8 x 4.8 x 3
744043150 15.0 1.0 0.8 120.00 4.8 x 4.8 x 3
744045100 10.0 1.0 1.5 240.00 4.5 x 3.2 x 2.9
744045120 12.0 0.8 1.4 336.00 4.5 x 3.2 x 2.9
744045150 15.0 0.7 1.2 400.00 4.5 x 3.2 x 2.9
744052009 9.0 1.3 1.4 90.00 5.8 x 5.8 x 2
744052100 10.0 1.1 1.3 105.00 5.8 x 5.8 x 2
744052120 12.0 1.0 1.2 130.00 5.8 x 5.8 x 2
744052150 15.0 1.0 1.1 175.00 5.8 x 5.8 x 2
744053100 10.0 1.5 1.4 60.00 5.8 x 5.8 x 3
744053120 12.0 1.5 1.3 70.00 5.8 x 5.8 x 3
744053150 15.0 1.4 1.2 80.00 5.8 x 5.8 x 3
744062100 10.0 1.6 1.4 53.00 6.8 x 6.8 x 2.5
744062120 12.0 1.4 1.3 70.00 6.8 x 6.8 x 2.5
744062150 15.0 1.3 1.1 80.00 6.8 x 6.8 x 2.5
7440680100 10.0 1.2 1.0 177.00 8 x 8 x 1.2
7440680120 12.0 1.2 1.0 195.00 8 x 8 x 1.2
7440680150 15.0 1.1 0.8 213.00 8 x 8 x 1.2
7440690100 10.0 1.6 1.3 112.00 8 x 8 x 1.5
7440690120 12.0 1.4 1.2 148.00 8 x 8 x 1.5
7440690150 15.0 1.3 1.1 179.00 8 x 8 x 1.5
7440700150 15.0 1.7 1.3 117.00 8 x 8 x 2
74408941150 15.0 0.8 1.4 430.00 4.8 x 4.8 x 2.1
74438323100 10.0 0.6 1.4 733.00 2.5 x 2 x 1
74438324100 10.0 0.7 1.4 680.00 2.5 x 2 x 1.2
744773115 15.0 1.2 1.5 204.00 4 x 4.5 x 3.5
7447785115 15.0 1.6 1.4 165.00 5.9 x 6.2 x 3.3
78438323100 10.0 0.6 1.4 733.00 2.5 x 2 x 1
784773115 15.0 1.2 1.5 204.00 4 x 4.5 x 3.5
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