SP6650 Buck Converter overview

Description

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SP6650 is a 6.50 V sync Buck Converter from with 0.60 A output current. The maximum 6.50 V input voltage can be regulated down into a 1.30 V to 6.00 V output voltage.

It requires are a typical inductor size of 22.00 µH, a typical external component count of 10 and achieves a peak efficiency of 95 %. Further SP6650 characteristics are a fixed 200 kHz switching frequency and 1 available package option(s): MSOP-10 .

For the SP6650 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. 2.60 V
V-IN max. 6.50 V
I-OUT? 0.60 A
V-OUT min. 1.30 V
V-OUT max. 6.00 V
V-OUT adjustable V
V-OUT programmable no
sync/non-sync sync
Frequency typ. 200 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. 150 µA
Operating min. -40 °C
Operating max. 85 °C
Junction min.
Junction max. 140 °C
thermal shutdown typ. 140 °C
Inductor size typ. 22.00 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode yes
Topology Buck
Peak Efficiency 95 %
Component count min. 10
current limit adjustable yes
Nr.of packages 1
CSP
SC70
SOT
MSOP MSOP-10
QFN/DFN
SO/SOIC
SOP
DIP
TO
DDPAK

SP6650 Datasheet

Link to the most up-to-date SP6650 datasheet and the product page for EVM, tools and support information.

SP6650

SP6650 Sample stock and distributor price breaks

SP6650 prices and online available distributors.

OEMSecrets.com
findchips.com

Available Distributors with stock: 0

no online Distributor with SP6650 stock available

Available Distributors with stock: 0

no online Distributor with SP6650 stock available

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to SP6650. Optional, compare SP6650 side-by-side with other Buck Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% LMR22007 LMR22007 product overviewLMR22007 product overview Texas Instruments DSBGA-9
10% LTC3606B LTC3606B product overviewLTC3606B product overview Linear Technology DFN-8
10% LTC3630 LTC3630 product overviewLTC3630 product overview Linear Technology DFN-16, MSOP-16
10% XC9223 XC9223 product overviewXC9223 product overview Torex USP-10, MSOP-10

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of SP6650.

V-IN max. 6.5 V, I-OUT 0.6 A, V-OUT min. 1.3 V, Frequency typ. 200 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
74404042220 22.0 0.7 1.1 290.00 4 x 4 x 1.8
74404042330 33.0 0.7 0.9 460.00 4 x 4 x 1.8
74404052220 22.0 1.2 1.4 225.00 5 x 5 x 2
74404052330 33.0 1.0 1.1 387.00 5 x 5 x 2
74404054330 33.0 1.2 1.4 188.00 5 x 5 x 4
74404063330 33.0 1.2 1.5 185.00 6 x 6 x 2.8
744045180 18.0 0.7 1.1 480.00 4.5 x 3.2 x 2.9
744045220 22.0 0.6 1.0 560.00 4.5 x 3.2 x 2.9
744052180 18.0 0.9 1.0 185.00 5.8 x 5.8 x 2
744052220 22.0 0.8 0.9 240.00 5.8 x 5.8 x 2
744052270 27.0 0.8 0.8 250.00 5.8 x 5.8 x 2
744053180 18.0 1.3 1.1 90.00 5.8 x 5.8 x 3
744053220 22.0 1.2 0.9 100.00 5.8 x 5.8 x 3
744053270 27.0 1.1 0.8 135.00 5.8 x 5.8 x 3
744053330 33.0 0.9 0.8 180.00 5.8 x 5.8 x 3
744062180 18.0 1.3 1.0 90.00 6.8 x 6.8 x 2.5
744062220 22.0 1.2 1.0 100.00 6.8 x 6.8 x 2.5
744062330 33.0 0.9 0.8 150.00 6.8 x 6.8 x 2.5
744065330 33.0 1.6 1.3 139.00 10 x 10 x 3.1
7440680180 18.0 0.9 0.8 302.00 8 x 8 x 1.2
7440690180 18.0 1.1 1.1 225.00 8 x 8 x 1.5
7440690220 22.0 1.0 0.9 272.00 8 x 8 x 1.5
7440700180 18.0 1.5 1.1 135.00 8 x 8 x 2
7440700220 22.0 1.3 1.0 166.00 8 x 8 x 2
744071330 33.0 1.9 1.5 95.00 8 x 8 x 4.6
74408941220 22.0 0.7 1.1 549.00 4.8 x 4.8 x 2.1
74408942220 22.0 0.9 1.3 300.00 4.8 x 4.8 x 3.1
74408942330 33.0 0.8 1.1 424.00 4.8 x 4.8 x 3.1
74408943220 22.0 1.1 1.4 185.00 4.8 x 4.8 x 4.1
74408943330 33.0 0.9 1.2 259.00 4.8 x 4.8 x 4.1
7447462330 33.0 1.4 1.4 153.00 5.5 x 5.5 x 8.5
744773118 18.0 1.1 1.3 225.00 4 x 4.5 x 3.5
744773122 22.0 1.0 1.2 261.00 4 x 4.5 x 3.5
744773127 27.0 0.9 1.0 328.00 4 x 4.5 x 3.5
744773133 33.0 0.9 0.9 370.00 4 x 4.5 x 3.5
744775133 33.0 1.4 1.5 87.80 7 x 7.8 x 5.5
744777133 33.0 1.1 1.4 140.00 7.3 x 7.3 x 4.5
7447779133 33.0 1.1 1.4 140.00 7.3 x 7.3 x 4.5
744778122 22.0 1.4 1.4 119.00 7.3 x 7.3 x 3.4
744778127 27.0 1.3 1.3 140.00 7.3 x 7.3 x 3.4
744778133 33.0 1.2 1.2 153.00 7.3 x 7.3 x 3.4
7447785122 22.0 1.4 1.1 210.00 5.9 x 6.2 x 3.3
7447786122 22.0 2.0 1.3 98.00 5.9 x 6.2 x 5.1
7447789122 22.0 1.4 1.4 119.00 7.3 x 7.3 x 3.5
7447789127 27.0 1.3 1.4 130.00 7.3 x 7.3 x 3.5
7447789133 33.0 1.2 1.2 153.00 7.3 x 7.3 x 3.5
744787330 33.0 1.5 1.3 137.00 7.8 x 7 x 5
784773118 18.0 1.1 1.3 225.00 4 x 4.5 x 3.5
784773122 22.0 1.0 1.2 261.00 4 x 4.5 x 3.5
784773127 27.0 0.9 1.0 328.00 4 x 4.5 x 3.5
784773133 33.0 0.9 0.9 370.00 4 x 4.5 x 3.5
784774127 27.0 1.2 1.4 133.00 5.2 x 5.8 x 4.85
784774133 33.0 1.1 1.2 150.00 5.2 x 5.8 x 4.85
784775133 33.0 1.4 1.5 89.00 7 x 7.8 x 5.5
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