SP6126 Buck Controller overview

Description

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SP6126 is a 1 channel, 1 phase non-sync Buck Controller. The maximum input voltage ranges from 4.50 V to 29.00 V and output current goes up to 2.00 A.

The Controller features fixed 600 kHz switching frequency which results in a typical inductor size of 6.8 uH and a peak efficiency of 93 %. The SP6126 is available in  package option(s): .

Parameter and features overview

ParameterValueReplacement
Search Filter
Nr. of Channel 1
V-IN min. 4.50 V
V-IN max. 29.00 V
I-OUT? 2.00 A
V-OUT min. 0.60 V
V-OUT max. 24.00 V
V-OUT adjustable
V-OUT programmable no
sync/non-sync non-sync
Frequency typ. 600 kHz
Frequency adj. fixed
Frequency adj. min.
Frequency adj. max.
ext.clock sync. no
ext.clock Frequency min.
ext.clock Frequency max.
Softstart yes
Softstart adjustable no
Tracking no
Power Good (PG) no
Enable no
Operating min. -40 °C
Operating max. 125 °C
Junction min. -65 °C
Junction max. 150 °C
thermal shutdown typ.
Inductor size typ. 6.8 uH
Automotive AEC-Q100 no
Light-Load Mode no
Single/ Multiphase single
Nr. of Phases 1
Peak Efficiency 93 %
component count min. 12
current limit adjustable yes
Nr.of package options
CSP
SOT
MSOP
QFN/DFN
SO/SOIC
SOP
DIP

SP6126 Datasheet

Link to the most up-to-date SP6126 datasheet and the product page for EVM, tools and support information.

SP6126

SP6126 inventory, samples and price

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Available Distributors with stock: 0

no online Distributor with SP6126 stock available

Available Distributors with stock: 0

no online Distributor with SP6126 stock available

Table with equivalents and alternatives

The following Buck Controller are similar to SP6126. Or, compare SP6126 side-by-side with other Buck Controller via the Comparison function.

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Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of SP6126.

V-IN max. 29 V, I-OUT 2 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)
74404042015 1.5 3.0 4.3 31.00 4 x 4 x 1.8
74404042022 2.2 2.2 3.4 42.00 4 x 4 x 1.8
74404052022 2.2 3.0 3.6 31.60 5 x 5 x 2
7440420018 1.8 2.4 2.4 40.00 4.8 x 4.8 x 2
7440430018 1.8 2.7 2.5 20.00 4.8 x 4.8 x 3
7440520018 1.8 2.6 3.0 30.00 5.8 x 5.8 x 2
7440620015 1.5 4.3 4.0 10.00 6.8 x 6.8 x 2.5
744062002 2.2 3.4 2.7 10.00 6.8 x 6.8 x 2.5
7440680017 1.7 2.5 2.4 41.00 8 x 8 x 1.2
7440690016 1.6 3.1 3.3 29.00 8 x 8 x 1.5
7440690022 2.2 2.8 2.9 35.00 8 x 8 x 1.5
7440700022 2.2 4.6 3.2 17.00 8 x 8 x 2
74408941022 2.2 2.1 3.6 66.08 4.8 x 4.8 x 2.1
74408942022 2.2 2.5 4.0 38.00 4.8 x 4.8 x 3.1
74408943022 2.2 3.0 4.6 26.00 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
74437321022 2.2 2.2 4.8 69.20 4.45 x 4.06 x 1.2
74438324015 1.5 2.2 3.7 82.00 2.5 x 2 x 1.2
74438336015 1.5 3.7 4.5 33.00 3 x 3 x 2
74438336022 2.2 2.4 4.3 67.00 3 x 3 x 2
7447462022 2.2 6.3 4.3 10.00 5.5 x 5.5 x 8.5
744773018 1.8 2.7 3.6 28.00 4 x 4.5 x 3.5
744773022 2.2 2.5 3.4 34.00 4 x 4.5 x 3.5
744778002 2.2 4.0 4.8 14.00 7.3 x 7.3 x 3.4
7447785002 2.2 2.9 3.3 43.00 5.9 x 6.2 x 3.3
7447786002 2.2 3.5 4.0 40.00 5.9 x 6.2 x 5.1
7447789002 2.2 4.0 4.8 19.00 7.3 x 7.3 x 3.5
74479299222 2.2 2.1 3.5 85.00 3.2 x 2.5 x 1.2
784773018 1.8 2.7 3.6 28.00 4 x 4.5 x 3.5
784773022 2.2 2.5 3.4 34.00 4 x 4.5 x 3.5
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