MAX1831 Buck Converter overview

Description

Manufacturer
 
Category
Sub-Category

MAX1831 is a 5.50 V sync Buck Converter from with 3.00 A output current. The maximum 5.50 V input voltage can be regulated down into a 1.10 V to 5.50 V output voltage.

It requires are a typical inductor size of 1.50 µH, a typical external component count of 8 and achieves a peak efficiency of 94 %. Further MAX1831 characteristics are a fixed 1000 kHz switching frequency and 1 available package option(s): QSOP-16 .

For the MAX1831 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. 3.00 V
V-IN max. 5.50 V
I-OUT? 3.00 A
V-OUT min. 1.10 V
V-OUT max. 5.50 V
V-OUT adjustable V
V-OUT programmable no
sync/non-sync sync
Frequency typ. 1000 kHz
Frequency fixed
Frequency selectable
ext.clock sync. no
Frequency adj./ ext.clock min.
Frequency adj./ ext.clock max
Softstart yes
Softstart adjustable no
Tracking no
PG/Power OK no
Quiescent current max. 750 µA
Operating min. -40 °C
Operating max. 85 °C
Junction min.
Junction max. 150 °C
thermal shutdown typ. 165 °C
Inductor size typ. 1.50 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode yes
Topology Buck
Peak Efficiency 94 %
Component count min. 8
current limit adjustable no
Nr.of packages 1
CSP
SC70
SOT
MSOP
QFN/DFN
SO/SOIC
SOP QSOP-16
DIP
TO
DDPAK

MAX1831 Datasheet

Link to the most up-to-date MAX1831 datasheet and the product page for EVM, tools and support information.

MAX1831

MAX1831 Sample stock and distributor price breaks

MAX1831 prices and online available distributors.

OEMSecrets.com
findchips.com

Available Distributors with stock: 9

AVNET-AMERICAS (1)

ProductStockPriceBuy
MAX1831EEE+17
117.74 USD
1016.85 USD
2512.28 USD
5011.66 USD
1008.22 USD
Buy Now
MAX1831EEE+T0
25004.78 USD
50004.59 USD
100004.41 USD
150004.24 USD
250004.17 USD
Buy Now

AVNET-EUROPE (1)

ProductStockPriceBuy
MAX1831EEE+0Buy Now
MAX1831EEE+5Buy Now
MAX1831EEE+T0Buy Now

Chip-One-Stop (1)

ProductStockPriceBuy
MAX1831EEE+3
315.40 USD
Buy Now

DIGI-KEY (1)

ProductStockPriceBuy
MAX1831EEE+595
117.81 USD
1016.92 USD
2512.33 USD
5011.71 USD
1008.22 USD
2508.16 USD
Buy Now
MAX1831EEE+T0
25004.00 USD
Buy Now
MAX1831EEE0
00.00 USD
Buy Now

Element14 (1)

ProductStockPriceBuy
MAX1831EEE+147
128.72 USD
1027.29 USD
2519.89 USD
5018.90 USD
10013.30 USD
25013.20 USD
Buy Now

FARNELL-ELEMENT14 (1)

ProductStockPriceBuy
MAX1831EEE+147Buy Now

Mouser-Electronics (1)

ProductStockPriceBuy
MAX1831EEE+155
117.80 USD
1016.92 USD
2512.33 USD
5011.70 USD
1008.32 USD
Buy Now
MAX1831EEE+TNone
25004.24 USD
Buy Now

NEWARK (1)

ProductStockPriceBuy
MAX1831EEE+147
117.74 USD
1016.85 USD
2512.28 USD
5011.66 USD
1008.22 USD
2508.16 USD
Buy Now

RS-COMPONENTS (1)

ProductStockPriceBuy
MAX1831EEE+1Buy Now

Available Distributors without stock: 1

FUTURE (0)

ProductStockPriceBuy
MAX1831EEE+0
1007.57 USD
Buy Now
MAX1831EEE+T0
25004.21 USD
Buy Now

Available Distributors with stock: 0

no online Distributor with MAX1831 stock available

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to MAX1831. Optional, compare MAX1831 side-by-side with other Buck Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% ACT2103 ACT2103 product overviewACT2103 product overview Active Semi SOP-8
0% ACT2113 ACT2113 product overviewACT2113 product overview Active Semi SOP-8
0% AOZ1021AI AOZ1021AI product overviewAOZ1021AI product overview Alpha Omega SOIC-8
0% AOZ1022DI-01 AOZ1022DI-01 product overviewAOZ1022DI-01 product overview Alpha Omega DFN-8
0% AOZ1022PI AOZ1022PI product overviewAOZ1022PI product overview Alpha Omega SO-8-EP
0% AOZ1024DI AOZ1024DI product overviewAOZ1024DI product overview Alpha Omega DFN-8
0% AOZ1031AI AOZ1031AI product overviewAOZ1031AI product overview Alpha Omega SOIC-8
0% AOZ1033AI AOZ1033AI product overviewAOZ1033AI product overview Alpha Omega SOIC-8
0% AOZ1034DI AOZ1034DI product overviewAOZ1034DI product overview Alpha Omega DFN-8
0% AOZ1034PI AOZ1034PI product overviewAOZ1034PI product overview Alpha Omega SO-8-EP
0% AOZ1036DI AOZ1036DI product overviewAOZ1036DI product overview Alpha Omega DFN-8
0% AOZ1036PI AOZ1036PI product overviewAOZ1036PI product overview Alpha Omega SO-8-EP
0% AOZ1037PI AOZ1037PI product overviewAOZ1037PI product overview Alpha Omega SO-8-EP
0% AOZ1038DI-1 AOZ1038DI-1 product overviewAOZ1038DI-1 product overview Alpha Omega DFN
0% AOZ1051PI AOZ1051PI product overviewAOZ1051PI product overview Alpha Omega SO-8-EP
0% AOZ1052PI AOZ1052PI product overviewAOZ1052PI product overview Alpha Omega SO-8-EP
0% AOZ1053PI AOZ1053PI product overviewAOZ1053PI product overview Alpha Omega SO-8-EP
0% AOZ1253PI AOZ1253PI product overviewAOZ1253PI product overview Alpha Omega SO-8-EP
0% AOZ1254PI AOZ1254PI product overviewAOZ1254PI product overview Alpha Omega SO-8-EP
0% AOZ3011PI AOZ3011PI product overviewAOZ3011PI product overview Alpha Omega SO-8-EP
0% AOZ3015AI AOZ3015AI product overviewAOZ3015AI product overview Alpha Omega SOIC-8
0% AOZ3015PI AOZ3015PI product overviewAOZ3015PI product overview Alpha Omega SO-8-EP
0% AOZ3017PI AOZ3017PI product overviewAOZ3017PI product overview Alpha Omega SO-8-EP
0% AOZ3018PI AOZ3018PI product overviewAOZ3018PI product overview Alpha Omega SO-8-EP
0% AS1328 AS1328 product overviewAS1328 product overview AMS QFN-16
0% AP3503E AP3503E product overviewAP3503E product overview BCDSemi PSOP-8
0% XRP7675 XRP7675 product overviewXRP7675 product overview Exar SOIC-8
0% FAN5354 FAN5354 product overviewFAN5354 product overview Fairchild MLP-12
0% FAN53540 FAN53540 product overviewFAN53540 product overview Fairchild CSP-20
0% ISL78213 ISL78213 product overviewISL78213 product overview Intersil QFN-16
0% ISL78214 ISL78214 product overviewISL78214 product overview Intersil QFN-16
0% ISL8013A ISL8013A product overviewISL8013A product overview Intersil QFN-16
0% ISL8014A ISL8014A product overviewISL8014A product overview Intersil QFN-16
0% MAX15050 MAX15050 product overviewMAX15050 product overview Maxim WLP-16
0% MAX15058 MAX15058 product overviewMAX15058 product overview Maxim WLP-9
0% MAX15066 MAX15066 product overviewMAX15066 product overview Maxim WLP-16
0% MAX15166 MAX15166 product overviewMAX15166 product overview Maxim WLP-16
0% MAX1536 MAX1536 product overviewMAX1536 product overview Maxim TQFN-28
0% MAX16961 MAX16961 product overviewMAX16961 product overview Maxim TSSOP-EP-16, TQFN-16
0% MAX16962 MAX16962 product overviewMAX16962 product overview Maxim TSSOP-EP-16, TQFN-16
0% MAX17083 MAX17083 product overviewMAX17083 product overview Maxim QFND-32
0% MAX17515 MAX17515 product overviewMAX17515 product overview Maxim LGA-28
0% MAX1830 MAX1830 product overviewMAX1830 product overview Maxim QSOP-16
0% MIC23303 MIC23303 product overviewMIC23303 product overview Micrel MFL-10
0% MIC23603 MIC23603 product overviewMIC23603 product overview Micrel DFN-20
0% MIC24052 MIC24052 product overviewMIC24052 product overview Micrel QFN-28
0% MIC26603 MIC26603 product overviewMIC26603 product overview Micrel MLF-28
0% LX7157 LX7157 product overviewLX7157 product overview Microsemi DFN-12
0% LX7157B LX7157B product overviewLX7157B product overview Microsemi DFN-12
0% LX7165 LX7165 product overviewLX7165 product overview Microsemi CSP-20
0% LX7169 LX7169 product overviewLX7169 product overview Microsemi DFN-12
0% MP1471 MP1471 product overviewMP1471 product overview MPS TSOT23-6
0% MP1471A MP1471A product overviewMP1471A product overview MPS TSOT23-6
0% MP1475 MP1475 product overviewMP1475 product overview MPS TSOT23-8
0% MP1495 MP1495 product overviewMP1495 product overview MPS TSOT23-8
0% MP1495S MP1495S product overviewMP1495S product overview MPS TSOT23-8
0% MP1497 MP1497 product overviewMP1497 product overview MPS TSOT23-8
0% MP1499 MP1499 product overviewMP1499 product overview MPS QFN-10
0% MP2130 MP2130 product overviewMP2130 product overview MPS
0% MP2143 MP2143 product overviewMP2143 product overview MPS TSOT23-8
0% MP2207 MP2207 product overviewMP2207 product overview MPS SOIC-8E, QFN-10
0% MP2212 MP2212 product overviewMP2212 product overview MPS SOIC-8E, QFN-10
0% MP2214 MP2214 product overviewMP2214 product overview MPS SOIC-8E, QFN-10
0% MP2233 MP2233 product overviewMP2233 product overview MPS TSOT23-8
0% MP2235 MP2235 product overviewMP2235 product overview MPS TSOT23-8
0% MP28115 MP28115 product overviewMP28115 product overview MPS QFN-10
0% MP28253 MP28253 product overviewMP28253 product overview MPS QFN-14
0% MP28255 MP28255 product overviewMP28255 product overview MPS QFN-14
0% MP28256 MP28256 product overviewMP28256 product overview MPS QFN-14
0% MP28265 MP28265 product overviewMP28265 product overview MPS QFN-14
0% MP28275 MP28275 product overviewMP28275 product overview MPS QFN-14
0% MP38115 MP38115 product overviewMP38115 product overview MPS QFN-10
0% MP38870 MP38870 product overviewMP38870 product overview MPS QFN-14
0% MP8709 MP8709 product overviewMP8709 product overview MPS SOIC-8E
0% MP8715 MP8715 product overviewMP8715 product overview MPS SOIC-8E
0% MP8716 MP8716 product overviewMP8716 product overview MPS SOIC-8E
0% MP8718 MP8718 product overviewMP8718 product overview MPS SOIC-8E
0% MP8726 MP8726 product overviewMP8726 product overview MPS QFN-14
0% MP9186 MP9186 product overviewMP9186 product overview MPS QFN-14
0% NB671 NB671 product overviewNB671 product overview MPS QFN-16
0% NB671A NB671A product overviewNB671A product overview MPS QFN-16
0% NB671L NB671L product overviewNB671L product overview MPS QFN-16
0% NCP1593 NCP1593 product overviewNCP1593 product overview ON Semiconductor DFN-10
0% NCP1599 NCP1599 product overviewNCP1599 product overview ON Semiconductor DFN-6
0% NCP3170A NCP3170A product overviewNCP3170A product overview ON Semiconductor SOIC-8
0% NCP3170B NCP3170B product overviewNCP3170B product overview ON Semiconductor SOIC-8
0% BD9132MUV BD9132MUV product overviewBD9132MUV product overview Rohm QFN-20
0% BD91361 BD91361 product overviewBD91361 product overview Rohm QFN-20
0% BD9137 BD9137 product overviewBD9137 product overview Rohm QFN-20
0% BD9139 BD9139 product overviewBD9139 product overview Rohm QFN-16
0% SC186 SC186 product overviewSC186 product overview Semtech MLPQ-UT16
0% AAT1160 AAT1160 product overviewAAT1160 product overview Skyworks TDFN-16
0% PM8903 PM8903 product overviewPM8903 product overview ST QFN-16
0% PM8903A PM8903A product overviewPM8903A product overview ST QFN-16
0% TLV62090 TLV62090 product overviewTLV62090 product overview Texas Instruments QFN-16
0% TPS56628 TPS56628 product overviewTPS56628 product overview Texas Instruments SO-8
0% TPS62085 TPS62085 product overviewTPS62085 product overview Texas Instruments QFN-7
0% TPS62095 TPS62095 product overviewTPS62095 product overview Texas Instruments VQFN-16
0% FAN53525 FAN53525 product overviewFAN53525 product overview Fairchild WLCSP-15
0% FAN53541 FAN53541 product overviewFAN53541 product overview Fairchild CSP-20
0% FAN53555 FAN53555 product overviewFAN53555 product overview Fairchild WLCSP-20
0% FAN5909 FAN5909 product overviewFAN5909 product overview Fairchild WLCSP-16
0% TS30013 TS30013 product overviewTS30013 product overview Triune Systems QFN-16
0% TS30023 TS30023 product overviewTS30023 product overview Triune Systems QFN-16
0% RT2853A RT2853A product overviewRT2853A product overview Richtek WQFN-16
0% RT7232 RT7232 product overviewRT7232 product overview Richtek TSSOP-14, WDFN-10
0% RT7234 RT7234 product overviewRT7234 product overview Richtek PSOP-8
0% RT7236 RT7236 product overviewRT7236 product overview Richtek TSSOP-14, WDFN-10
0% RT7240 RT7240 product overviewRT7240 product overview Richtek PSOP-8
0% BD9A300MUV BD9A300MUV product overviewBD9A300MUV product overview Rohm VQFN-16
0% BD9D321 BD9D321 product overviewBD9D321 product overview Rohm HTSOP-8
0% TPS62180 TPS62180 product overviewTPS62180 product overview Texas Instruments DSBGA-24
0% MP1475S MP1475S product overviewMP1475S product overview MPS TSOT23-8
0% MP1497S MP1497S product overviewMP1497S product overview MPS TSOT23-8
0% MP2143H MP2143H product overviewMP2143H product overview MPS QFN-10
0% MP2145 MP2145 product overviewMP2145 product overview MPS QFN-12
0% MP2147 MP2147 product overviewMP2147 product overview MPS QFN-12
0% MP2235S MP2235S product overviewMP2235S product overview MPS TSOT23-8
0% MPQ2249 MPQ2249 product overviewMPQ2249 product overview MPS SOIC-8E
0% NB671LA NB671LA product overviewNB671LA product overview MPS QFN-16
0% NB671LB NB671LB product overviewNB671LB product overview MPS QFN-16
0% NB672 NB672 product overviewNB672 product overview MPS QFN-21
0% TPS56428 TPS56428 product overviewTPS56428 product overview Texas Instruments HSOP-8, VQFN-14
0% TPS56528 TPS56528 product overviewTPS56528 product overview Texas Instruments SO-8
0% TPS62184 TPS62184 product overviewTPS62184 product overview Texas Instruments DSBGA-24
10% MAX1843 MAX1843 product overviewMAX1843 product overview Maxim TQFN-28
10% MP2110 MP2110 product overviewMP2110 product overview MPS QFN-14
25% MAX77271 MAX77271 product overviewMAX77271 product overview Maxim WLP-9
25% MAX8952 MAX8952 product overviewMAX8952 product overview Maxim UCSP-16
25% MAX8989 MAX8989 product overviewMAX8989 product overview Maxim WLP-9
25% LX7167 LX7167 product overviewLX7167 product overview Microsemi DFN-8
25% MP2120 MP2120 product overviewMP2120 product overview MPS QFN-10
25% MP2205A MP2205A product overviewMP2205A product overview MPS QFN-14
25% MP28128 MP28128 product overviewMP28128 product overview MPS QFN-10
25% AAT2114A AAT2114A product overviewAAT2114A product overview Skyworks QFN-16
25% AAT2153 AAT2153 product overviewAAT2153 product overview Skyworks QFN-16
25% LM2655 LM2655 product overviewLM2655 product overview Texas Instruments TSSOP-16
50% AOZ1615DI AOZ1615DI product overviewAOZ1615DI product overview Alpha Omega DFN
50% ADP2119 ADP2119 product overviewADP2119 product overview Analog Devices QFN-10
50% XRP6657 XRP6657 product overviewXRP6657 product overview Exar DFN-6
50% MAX1515 MAX1515 product overviewMAX1515 product overview Maxim TQFN-24
50% MP2144 MP2144 product overviewMP2144 product overview MPS TSOT23-8
50% MP2161 MP2161 product overviewMP2161 product overview MPS TSOT23-8
50% MP2162 MP2162 product overviewMP2162 product overview MPS QFN-8
50% NCP6334 NCP6334 product overviewNCP6334 product overview ON Semiconductor WDFN-8
50% NCV6334 NCV6334 product overviewNCV6334 product overview ON Semiconductor WDFN-8
50% SC196 SC196 product overviewSC196 product overview Semtech MLPD-10
50% AAT1145 AAT1145 product overviewAAT1145 product overview Skyworks TDFN-10
50% AAT1153 AAT1153 product overviewAAT1153 product overview Skyworks TDFN-10
50% AAT2158 AAT2158 product overviewAAT2158 product overview Skyworks QFN-16
50% AAT2786 AAT2786 product overviewAAT2786 product overview Skyworks TDFN-16
50% TPS62510 TPS62510 product overviewTPS62510 product overview Texas Instruments QFN-10
50% XC9224 XC9224 product overviewXC9224 product overview Torex USP-10, MSOP-10
50% RP506x-F RP506x-F product overviewRP506x-F product overview Ricoh DFN-10
50% RP506x-C RP506x-C product overviewRP506x-C product overview Ricoh DFN-10
50% MP2161A MP2161A product overviewMP2161A product overview MPS TSOT23-8

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of MAX1831.

V-IN max. 5.5 V, I-OUT 3 A, V-OUT min. 1.1 V, Frequency typ. 1000 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
74402500072 0.7 3.0 4.0 23.50 2.8 x 2.8 x 3
74404042010 1.0 3.2 4.8 27.00 4 x 4 x 1.8
74404052010 1.0 3.9 5.5 19.80 5 x 5 x 2
74404300082 0.8 3.5 3.7 14.00 4.8 x 4.8 x 3
744062001 1.0 4.8 4.6 10.00 6.8 x 6.8 x 2.5
7440690010 1.0 3.6 3.8 21.00 8 x 8 x 1.5
74407000082 0.8 6.2 5.5 8.50 8 x 8 x 2
744089410068 0.7 3.4 6.5 22.10 4.8 x 4.8 x 2.1
74408941010 1.0 3.0 5.4 29.50 4.8 x 4.8 x 2.1
744089420082 0.8 3.5 6.7 21.00 4.8 x 4.8 x 3.1
744089430082 0.8 3.4 7.1 17.00 4.8 x 4.8 x 4.1
74408943010 1.0 3.3 6.5 19.00 4.8 x 4.8 x 4.1
744383230068 0.7 3.1 4.7 46.00 2.5 x 2 x 1
744383240068 0.7 3.2 5.9 45.00 2.5 x 2 x 1.2
744383350082 0.8 3.5 7.0 30.00 3 x 3 x 1.5
744383360068 0.7 4.5 6.2 22.00 3 x 3 x 2
74438336010 1.0 4.0 5.0 26.00 3 x 3 x 2
7447730 1.0 4.0 5.7 14.00 4 x 4.5 x 3.5
744778001 1.0 5.4 6.4 9.00 7.3 x 7.3 x 3.4
7447785001 1.0 3.5 4.5 31.00 5.9 x 6.2 x 3.3
7447786001 1.0 5.0 5.5 28.00 5.9 x 6.2 x 5.1
7447789001 1.0 5.4 6.4 10.00 7.3 x 7.3 x 3.5
74479299210 1.0 3.0 5.2 38.00 3.2 x 2.5 x 1.2
784383230068 0.7 3.1 4.7 46.00 2.5 x 2 x 1
784383350082 0.8 3.5 7.0 30.00 3 x 3 x 1.5
7847730 1.0 4.0 5.7 14.00 4 x 4.5 x 3.5
784778010 1.0 3.5 7.0 30.00 7.3 x 7.3 x 3.5
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