SP7656 Buck Converter overview

Description

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Category
Sub-Category

SP7656 is a 29.00 V sync Buck Converter from with 3.00 A output current. The maximum 29.00 V input voltage can be regulated down into a 0.60 V to 28.00 V output voltage.

It requires are a typical inductor size of 4.90 µH, a typical external component count of 8 and achieves a peak efficiency of 87 %. Further SP7656 characteristics are a fixed 600 kHz switching frequency and 1 available package option(s): NSOIC-8 .

For the SP7656 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. 29.00 V
I-OUT? 3.00 A
V-OUT min. 0.60 V
V-OUT max. 28.00 V
V-OUT adjustable V
V-OUT programmable no
sync/non-sync sync
Frequency typ. 600 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. 3000 µA
Operating min. -40 °C
Operating max. 85 °C
Junction min. -40 °C
Junction max. 125 °C
thermal shutdown typ.
Inductor size typ. 4.90 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode no
Topology Buck
Peak Efficiency 87 %
Component count min. 8
current limit adjustable no
Nr.of packages 1
CSP
SC70
SOT
MSOP
QFN/DFN
SO/SOIC NSOIC-8
SOP
DIP
TO
DDPAK

SP7656 Datasheet

Link to the most up-to-date SP7656 datasheet and the product page for EVM, tools and support information.

SP7656

SP7656 Sample stock and distributor price breaks

SP7656 prices and online available distributors.

OEMSecrets.com
findchips.com

Available Distributors with stock: 0

no online Distributor with SP7656 stock available

Available Distributors with stock: 0

no online Distributor with SP7656 stock available

Available Distributors without stock: 2

Digi-Key

ProductStockPriceBuy
SP7656EN2-L 0 Buy Now
SP7656EN2-L/TR 0 Buy Now
SP7656EB 0 Buy Now

Mouser Electronics

ProductStockPriceBuy
SP7656EB 0 Buy Now
SP7656EN2-L 0 Buy Now
SP7656EN2-L/TR 0 Buy Now

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to SP7656. Optional, compare SP7656 side-by-side with other Buck Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% MAX15041 MAX15041 product overviewMAX15041 product overview Maxim TQFN-EP-16
10% AOZ1253PI AOZ1253PI product overviewAOZ1253PI product overview Alpha Omega SO-8-EP
10% AOZ1254PI AOZ1254PI product overviewAOZ1254PI product overview Alpha Omega SO-8-EP
10% SiC413 SiC413 product overviewSiC413 product overview Vishay SO-8
25% AP6508 AP6508 product overviewAP6508 product overview Diodes DFN-14
25% SP7650 SP7650 product overviewSP7650 product overview Exar DFN-26
25% SP7651 SP7651 product overviewSP7651 product overview Exar DFN-26
25% MP2303 MP2303 product overviewMP2303 product overview MPS SOIC-8E, QFN-10
25% MP2303A MP2303A product overviewMP2303A product overview MPS SOIC-8E
25% MP2403 MP2403 product overviewMP2403 product overview MPS SOIC-8
25% MP28253 MP28253 product overviewMP28253 product overview MPS QFN-14
25% MP28255 MP28255 product overviewMP28255 product overview MPS QFN-14
25% MP28256 MP28256 product overviewMP28256 product overview MPS QFN-14
25% MP28266 MP28266 product overviewMP28266 product overview MPS QFN-14
25% MP8709 MP8709 product overviewMP8709 product overview MPS SOIC-8E
25% MP8715 MP8715 product overviewMP8715 product overview MPS SOIC-8E
25% MP8716 MP8716 product overviewMP8716 product overview MPS SOIC-8E
25% MP8718 MP8718 product overviewMP8718 product overview MPS SOIC-8E
25% RT8296A RT8296A product overviewRT8296A product overview Richtek SOP-8
25% RT8296B RT8296B product overviewRT8296B product overview Richtek SOP-8
25% RT8299 RT8299 product overviewRT8299 product overview Richtek SOP-8, DFN-10
25% LM20323 LM20323 product overviewLM20323 product overview Texas Instruments HTSSOP-20
25% LM20333 LM20333 product overviewLM20333 product overview Texas Instruments HTSSOP-20
25% R1242S-C-D R1242S-C-D product overviewR1242S-C-D product overview Ricoh HSOP-8
25% R1242S-E-F R1242S-E-F product overviewR1242S-E-F product overview Ricoh HSOP-8
25% R1242S-G-H R1242S-G-H product overviewR1242S-G-H product overview Ricoh HSOP-8
25% MP9943 MP9943 product overviewMP9943 product overview MPS TSOT23-8
50% AOZ1020AI AOZ1020AI product overviewAOZ1020AI product overview Alpha Omega SOIC-8
50% AOZ1021AI AOZ1021AI product overviewAOZ1021AI product overview Alpha Omega SOIC-8
50% AOZ1022DI-01 AOZ1022DI-01 product overviewAOZ1022DI-01 product overview Alpha Omega DFN-8
50% AOZ1022PI AOZ1022PI product overviewAOZ1022PI product overview Alpha Omega SO-8-EP
50% AOZ1031AI AOZ1031AI product overviewAOZ1031AI product overview Alpha Omega SOIC-8
50% AOZ1033AI AOZ1033AI product overviewAOZ1033AI product overview Alpha Omega SOIC-8
50% AOZ1050PI AOZ1050PI product overviewAOZ1050PI product overview Alpha Omega SO-8-EP
50% AOZ1051PI AOZ1051PI product overviewAOZ1051PI product overview Alpha Omega SO-8-EP
50% AOZ1252PI AOZ1252PI product overviewAOZ1252PI product overview Alpha Omega SO-8-EP
50% AOZ3010PI AOZ3010PI product overviewAOZ3010PI product overview Alpha Omega SO-8-EP
50% AOZ3011PI AOZ3011PI product overviewAOZ3011PI product overview Alpha Omega SO-8-EP
50% AOZ3015AI AOZ3015AI product overviewAOZ3015AI product overview Alpha Omega SOIC-8
50% AOZ3015PI AOZ3015PI product overviewAOZ3015PI product overview Alpha Omega SO-8-EP
50% AP6507 AP6507 product overviewAP6507 product overview Diodes SO-8EP
50% MCP16322 MCP16322 product overviewMCP16322 product overview Microchip QFN-16
50% MCP16323 MCP16323 product overviewMCP16323 product overview Microchip QFN-16
50% MP1469 MP1469 product overviewMP1469 product overview MPS TSOT23-6
50% MP1470 MP1470 product overviewMP1470 product overview MPS TSOT23-6
50% MP1471 MP1471 product overviewMP1471 product overview MPS TSOT23-6
50% MP1471A MP1471A product overviewMP1471A product overview MPS TSOT23-6
50% MP1474 MP1474 product overviewMP1474 product overview MPS TSOT23-8
50% MP1475 MP1475 product overviewMP1475 product overview MPS TSOT23-8
50% MP1494 MP1494 product overviewMP1494 product overview MPS TSOT23-8
50% MP1494S MP1494S product overviewMP1494S product overview MPS TSOT23-8
50% MP1495 MP1495 product overviewMP1495 product overview MPS TSOT23-8
50% MP1495S MP1495S product overviewMP1495S product overview MPS TSOT23-8
50% MP1496 MP1496 product overviewMP1496 product overview MPS TSOT23-8
50% MP1497 MP1497 product overviewMP1497 product overview MPS TSOT23-8
50% MP1498 MP1498 product overviewMP1498 product overview MPS TSOT23-8
50% MP2106 MP2106 product overviewMP2106 product overview MPS QFN-10, MSOP-10
50% MP2205A MP2205A product overviewMP2205A product overview MPS QFN-14
50% MP2209 MP2209 product overviewMP2209 product overview MPS QFN-14
50% MP2212 MP2212 product overviewMP2212 product overview MPS SOIC-8E, QFN-10
50% MP2228 MP2228 product overviewMP2228 product overview MPS TSOT23-8
50% MP2233 MP2233 product overviewMP2233 product overview MPS TSOT23-8
50% MP2234 MP2234 product overviewMP2234 product overview MPS TSOT23-8
50% MP2235 MP2235 product overviewMP2235 product overview MPS TSOT23-8
50% MP2240 MP2240 product overviewMP2240 product overview MPS TSOT23-8
50% MP28262 MP28262 product overviewMP28262 product overview MPS QFN-14
50% MP38870 MP38870 product overviewMP38870 product overview MPS QFN-14
50% NCP3170A NCP3170A product overviewNCP3170A product overview ON Semiconductor SOIC-8
50% NCP3170B NCP3170B product overviewNCP3170B product overview ON Semiconductor SOIC-8
50% RT8295A RT8295A product overviewRT8295A product overview Richtek SOP-8
50% RT8295B RT8295B product overviewRT8295B product overview Richtek SOP-8
50% RT8297A RT8297A product overviewRT8297A product overview Richtek DFN-8
50% RT8297B RT8297B product overviewRT8297B product overview Richtek DFN-8
50% BD95821 BD95821 product overviewBD95821 product overview Rohm QFN-16
50% BD95831 BD95831 product overviewBD95831 product overview Rohm QFN-16
50% SY8142 SY8142 product overviewSY8142 product overview Silergy SO-8
50% SY8143 SY8143 product overviewSY8143 product overview Silergy SO-8EP
50% ST1S10 ST1S10 product overviewST1S10 product overview ST SO-8, DFN-8
50% ST1S40 ST1S40 product overviewST1S40 product overview ST HSOP-8, DFN-8
50% TPS562200 TPS562200 product overviewTPS562200 product overview Texas Instruments SOT
50% TPS562209 TPS562209 product overviewTPS562209 product overview Texas Instruments SOT
50% ZSPM4012 ZSPM4012 product overviewZSPM4012 product overview ZMDI QFN-16
50% ZSPM4012B ZSPM4012B product overviewZSPM4012B product overview ZMDI QFN-16
50% ZSPM4013 ZSPM4013 product overviewZSPM4013 product overview ZMDI QFN-16
50% ZSPM4013B ZSPM4013B product overviewZSPM4013B product overview ZMDI QFN-16
50% TS30012 TS30012 product overviewTS30012 product overview Triune Systems QFN-16
50% TS30013 TS30013 product overviewTS30013 product overview Triune Systems QFN-16
50% TS30022 TS30022 product overviewTS30022 product overview Triune Systems QFN-16
50% TS30023 TS30023 product overviewTS30023 product overview Triune Systems QFN-16
50% RT2853A RT2853A product overviewRT2853A product overview Richtek WQFN-16
50% RT2853B RT2853B product overviewRT2853B product overview Richtek WQFN-16
50% RT2858B RT2858B product overviewRT2858B product overview Richtek PSOP-8
50% RT7237A RT7237A product overviewRT7237A product overview Richtek PSOP-8
50% RT7237B RT7237B product overviewRT7237B product overview Richtek PSOP-8
50% RT7237C RT7237C product overviewRT7237C product overview Richtek PSOP-8
50% RT7237J RT7237J product overviewRT7237J product overview Richtek PSOP-8
50% BD9C301 BD9C301 product overviewBD9C301 product overview Rohm SOP-8
50% BD9D320 BD9D320 product overviewBD9D320 product overview Rohm HTSOP-8
50% BD9D321 BD9D321 product overviewBD9D321 product overview Rohm HTSOP-8
50% MP1474S MP1474S product overviewMP1474S product overview MPS TSOT23-8
50% MP1475S MP1475S product overviewMP1475S product overview MPS TSOT23-8
50% MP1496S MP1496S product overviewMP1496S product overview MPS TSOT23-8
50% MP1497S MP1497S product overviewMP1497S product overview MPS TSOT23-8
50% MP2234S MP2234S product overviewMP2234S product overview MPS TSOT23-8
50% MP2235S MP2235S product overviewMP2235S product overview MPS TSOT23-8
50% MP2318 MP2318 product overviewMP2318 product overview MPS TSOT23-8
50% MP9942 MP9942 product overviewMP9942 product overview MPS TSOT23-8
50% MP1470B MP1470B product overviewMP1470B product overview MPS TSOT23-6
50% MP1470H MP1470H product overviewMP1470H product overview MPS TSOT23-6

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of SP7656.

V-IN max. 29 V, I-OUT 3 A, V-OUT min. 0.6 V, Frequency typ. 600 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
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
74404052012 1.2 3.6 5.2 23.40 5 x 5 x 2
74404052015 1.5 3.3 4.9 25.70 5 x 5 x 2
74404054015 1.5 4.3 6.9 15.00 5 x 5 x 4
74404063010 1.0 5.2 7.5 10.00 6 x 6 x 2.8
74404063015 1.5 4.6 6.6 13.00 6 x 6 x 2.8
744062001 1.0 4.8 4.6 10.00 6.8 x 6.8 x 2.5
7440620015 1.5 4.3 4.0 10.00 6.8 x 6.8 x 2.5
7440650015 1.5 7.2 7.5 7.30 10 x 10 x 3.1
7440690010 1.0 3.6 3.8 21.00 8 x 8 x 1.5
7440700012 1.2 4.8 4.2 12.50 8 x 8 x 2
74408941010 1.0 3.0 5.4 29.50 4.8 x 4.8 x 2.1
74408942012 1.2 3.2 5.5 22.00 4.8 x 4.8 x 3.1
74408943010 1.0 3.3 6.5 19.00 4.8 x 4.8 x 4.1
74437321015 1.5 3.0 4.0 55.00 4.45 x 4.06 x 1.2
74438336010 1.0 4.0 5.0 26.00 3 x 3 x 2
74438336012 1.2 3.9 4.8 30.00 3 x 3 x 2
74438336015 1.5 3.7 4.5 33.00 3 x 3 x 2
7447730 1.0 4.0 5.7 14.00 4 x 4.5 x 3.5
744773014 1.4 3.4 5.0 22.00 4 x 4.5 x 3.5
74477790015 1.5 4.3 7.3 15.00 7.3 x 7.3 x 4.5
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
744787012 1.2 4.9 6.0 8.50 7.8 x 7 x 5
74479299210 1.0 3.0 5.2 38.00 3.2 x 2.5 x 1.2
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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