MBI6663 Buck LED driver IC overview

Description

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MBI6663 is a non-sync DC/DC Buck LED driver IC from . Maximum input voltage is 65.0 V and it drives an output current of up to 1.00 A. Assuming a typical 3.5V LED forward voltage MBI6663 can drive up to 12 LED in series.

The LED Buck driver IC features fixed 300 kHz switching frequency, a feedback voltage of 0.10 V and requires a typical inductor size of 68.0 uH. This combination results in a peak efficiency of ~97 %. MBI6663 comes in 2 package option(s) - SOP-8 TO252-5 .

Parameter and feature overview

ParameterValueReplacement
Search Filter
Nr. of Channel 1
V-IN min. 6.0 V
V-IN max. 65.0 V
Nr.of LEDs max. 12
I-OUT? 1.00 A
MOSFET intern
ext.clock sync. no
sync/non-sync non-sync
Frequency typ. 300 kHz
Frequency adjustable fixed
Frequency min.
Frequency max.
Softstart yes
Softstart adjustable no
Quiescent current max. 2000 uA
Operating min. -40 °C
Operating max. 85 °C
Junction min.
Junction max.
thermal shutdown typ. 165.0 °C
Inductor size 68.0 uH
Inductor suggested by Würth Elektronik
Feedback Voltage 0.10 V
Automotive AEC-Q100 no
Topology Buck
Peak Efficiency 97 %
Component count min. 6
DC Dimming yes
PWM Dimming yes
digital dimming no
Nr. of package options 2
SC70
SOT
MSOP
QFN/DFN
SO/SOIC
SOP SOP-8
DIP
TO TO252-5
Variation
LED temperature compensation no

MBI6663 Datasheet

Link to the most up-to-date MBI6663 datasheet and the product page for EVM, tools and support information.

MBI6663

MBI6663 inventory, samples and price

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Equivalents and alternatives

The following DC/DC LED Buck driver are similar to MBI6663. Optional, compare MBI6663 side-by-side with other LED driver via the Comparison function.

Variation Compare Product Manufacturer Package
10% AP8802H AP8802H product overviewAP8802H product overview Diodes SO-8
10% ZXLD1362 ZXLD1362 product overviewZXLD1362 product overview Diodes TSOT25-5
10% ZXLD1366 ZXLD1366 product overviewZXLD1366 product overview Diodes TSOT25-5, DFN-6, SO-8
10% ILD6150 ILD6150 product overviewILD6150 product overview Infineon DSO-8
10% MP2489 MP2489 product overviewMP2489 product overview MPS TSOT23-5, QFN-6
10% MPQ2489 MPQ2489 product overviewMPQ2489 product overview MPS TSOT23-5, QFN-6
10% MPQ2489-AEC1 MPQ2489-AEC1 product overviewMPQ2489-AEC1 product overview MPS TSOT23-5, QFN-6
10% ZXLD1362Q ZXLD1362Q product overviewZXLD1362Q product overview Diodes TSOT25-5
10% ZXLD1366Q ZXLD1366Q product overviewZXLD1366Q product overview Diodes TSOT25-5, DFN-6
25% AP8802 AP8802 product overviewAP8802 product overview Diodes DFN-10, SO-8
25% ILD6070 ILD6070 product overviewILD6070 product overview Infineon DSO-8
50% AP8801 AP8801 product overviewAP8801 product overview Diodes MSOP-8, SO-8
50% PAM2861 PAM2861 product overviewPAM2861 product overview Diodes SOT23-5, SOT89-5
50% ZXLD1356 ZXLD1356 product overviewZXLD1356 product overview Diodes TSOT25-5, DFN-6
50% MBI6653 MBI6653 product overviewMBI6653 product overview Macroblock MSOP-8, SOP-8
50% MBI6654 MBI6654 product overviewMBI6654 product overview Macroblock MSOP-8, SOP-8
50% SD42525 SD42525 product overviewSD42525 product overview Silan Micro SOT23-6, SOP-8, SOT89-5
50% ZXLD1356Q ZXLD1356Q product overviewZXLD1356Q product overview Diodes TSOT25-5, DFN-6
50% MP24895 MP24895 product overviewMP24895 product overview MPS TSOT23-5, QFN-6

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of MBI6663.

V-IN min. 6 V, V-IN max. 65 V, I-OUT 1 A, Frequency typ. 300 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
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