MBI6656 Buck LED driver IC overview

Description

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LED Buck

MBI6656 is a non-sync DC/DC Buck LED driver IC from . Maximum input voltage is 40.0 V and it drives an output current of up to 1.00 A. Assuming a typical 3.5V LED forward voltage MBI6656 can drive up to 7 LED in series.

The LED Buck driver IC features fixed 400 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 ~95 %. MBI6656 comes in 4 package option(s) - SOT89-5 SOP-8 TO252-5 SOT23-6 .

Parameter and feature overview

ParameterValueReplacement
Search Filter
Nr. of Channel 1
V-IN min. 6.0 V
V-IN max. 40.0 V
Nr.of LEDs max. 7
I-OUT? 1.00 A
MOSFET intern
ext.clock sync. no
sync/non-sync non-sync
Frequency typ. 400 kHz
Frequency adjustable fixed
Frequency min.
Frequency max.
Softstart no
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 95 %
Component count min. 6
DC Dimming yes
PWM Dimming yes
digital dimming no
Nr. of package options 4
SC70
SOT SOT89-5
MSOP
QFN/DFN
SO/SOIC
SOP SOP-8
DIP
TO TO252-5
Variation SOT23-6
LED temperature compensation no

MBI6656 Datasheet

Link to the most up-to-date MBI6656 datasheet and the product page for EVM, tools and support information.

MBI6656

MBI6656 inventory, samples and price

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Equivalents and alternatives

The following DC/DC LED Buck driver are similar to MBI6656. Optional, compare MBI6656 side-by-side with other LED driver via the Comparison function.

Variation Compare Product Manufacturer Package
0% AP8802 AP8802 product overviewAP8802 product overview Diodes DFN-10, SO-8
0% AP8802H AP8802H product overviewAP8802H product overview Diodes SO-8
0% PAM2861 PAM2861 product overviewPAM2861 product overview Diodes SOT23-5, SOT89-5
0% PAM2863 PAM2863 product overviewPAM2863 product overview Diodes PSOP-8
0% ZXLD1362 ZXLD1362 product overviewZXLD1362 product overview Diodes TSOT25-5
0% ZXLD1366 ZXLD1366 product overviewZXLD1366 product overview Diodes TSOT25-5, DFN-6, SO-8
0% ZXLD1374 ZXLD1374 product overviewZXLD1374 product overview Diodes TSSOP-20
0% GT5315 GT5315 product overviewGT5315 product overview Giantec SOT89-5, SOP-8
0% ILD4120 ILD4120 product overviewILD4120 product overview Infineon DSO-8
0% ILD6150 ILD6150 product overviewILD6150 product overview Infineon DSO-8
0% IS31LT3360 IS31LT3360 product overviewIS31LT3360 product overview ISSI SOT89-5
0% IS31LT3380 IS31LT3380 product overviewIS31LT3380 product overview ISSI SOP-8
0% MAX16832 MAX16832 product overviewMAX16832 product overview Maxim Integrated SOIC-8
0% MP2489 MP2489 product overviewMP2489 product overview MPS TSOT23-5, QFN-6
0% MP24892 MP24892 product overviewMP24892 product overview MPS TSOT23-5
0% RT8450 RT8450 product overviewRT8450 product overview Richtek WDFN-12, TSSOP-16
0% RT8450B RT8450B product overviewRT8450B product overview Richtek WDFN-12, TSSOP-16
0% RT8463 RT8463 product overviewRT8463 product overview Richtek WDFN-12, TSSOP-14
0% ZLED7020 ZLED7020 product overviewZLED7020 product overview ZMDI SOT89-5
0% ZLED7320 ZLED7320 product overviewZLED7320 product overview ZMDI DFN-5
0% GGD42527 GGD42527 product overviewGGD42527 product overview Golden Gate ESOP-8
0% MPQ2489 MPQ2489 product overviewMPQ2489 product overview MPS TSOT23-5, QFN-6
0% MPQ2489-AEC1 MPQ2489-AEC1 product overviewMPQ2489-AEC1 product overview MPS TSOT23-5, QFN-6
0% LC5720S LC5720S product overviewLC5720S product overview Sanken-Semi SOP-8
0% RT8453B RT8453B product overviewRT8453B product overview Richtek SOP-8
0% RT8474 RT8474 product overviewRT8474 product overview Richtek SOP-8
0% RT8474A RT8474A product overviewRT8474A product overview Richtek SOP-8
0% MBI6663 MBI6663 product overviewMBI6663 product overview Macroblock SOP-8, TO252-5
0% IS31LT3353 IS31LT3353 product overviewIS31LT3353 product overview ISSI SOT23-5
0% ZXLD1362Q ZXLD1362Q product overviewZXLD1362Q product overview Diodes TSOT25-5
0% ZXLD1366Q ZXLD1366Q product overviewZXLD1366Q product overview Diodes TSOT25-5, DFN-6
0% ZXLD1374Q ZXLD1374Q product overviewZXLD1374Q product overview Diodes TSSOP-20
10% AL8805 AL8805 product overviewAL8805 product overview Diodes SOT25-5
10% AL8806 AL8806 product overviewAL8806 product overview Diodes MSOP-8
10% AL8807 AL8807 product overviewAL8807 product overview Diodes MSOP-8, SOT25-5
10% G2610 G2610 product overviewG2610 product overview GMT SOT23-5, SOP-8, SOT89-5
10% G2620 G2620 product overviewG2620 product overview GMT SOT23-5, SOP-8, SOT89-5
10% MBI6653 MBI6653 product overviewMBI6653 product overview Macroblock MSOP-8, SOP-8
10% MBI6654 MBI6654 product overviewMBI6654 product overview Macroblock MSOP-8, SOP-8
10% MP2481 MP2481 product overviewMP2481 product overview MPS MSOP-8
10% MP24893 MP24893 product overviewMP24893 product overview MPS TSOT23-5, QFN-6
10% GGD42524 GGD42524 product overviewGGD42524 product overview Golden Gate ESOP-8
10% MP24895 MP24895 product overviewMP24895 product overview MPS TSOT23-5, QFN-6
10% XRP7613 XRP7613 product overviewXRP7613 product overview Exar SOIC-8
25% AP8803 AP8803 product overviewAP8803 product overview Diodes TSOT25-5
25% ZXLD1360 ZXLD1360 product overviewZXLD1360 product overview Diodes TSOT25-5
25% ILD6070 ILD6070 product overviewILD6070 product overview Infineon DSO-8
25% IS31LT3350 IS31LT3350 product overviewIS31LT3350 product overview ISSI SOT23-5, SOT89-5
25% IS31LT3352 IS31LT3352 product overviewIS31LT3352 product overview ISSI SOP-8
25% SD42525 SD42525 product overviewSD42525 product overview Silan Micro SOT23-6, SOP-8, SOT89-5
25% HV9918 HV9918 product overviewHV9918 product overview Supertex DFN-8
25% ZLED7520 ZLED7520 product overviewZLED7520 product overview ZMDI DFN-5
25% ZLED7010 ZLED7010 product overviewZLED7010 product overview ZMDI SOP-8
25% AL8807Q AL8807Q product overviewAL8807Q product overview Diodes MSOP-8
25% AL8808 AL8808 product overviewAL8808 product overview Diodes TSOT25-5
25% RT8470 RT8470 product overviewRT8470 product overview Richtek SOT23-5, SOP-8
25% RT8472 RT8472 product overviewRT8472 product overview Richtek SOT23-5
25% RT8473 RT8473 product overviewRT8473 product overview Richtek SOT23-5
25% ZXLD1360Q ZXLD1360Q product overviewZXLD1360Q product overview Diodes TSOT25-5
50% AP8801 AP8801 product overviewAP8801 product overview Diodes MSOP-8, SO-8
50% ZXLD1356 ZXLD1356 product overviewZXLD1356 product overview Diodes TSOT25-5, DFN-6
50% XRP7603 XRP7603 product overviewXRP7603 product overview Exar SO-8
50% XRP7604 XRP7604 product overviewXRP7604 product overview Exar SO-8
50% MAX16822 MAX16822 product overviewMAX16822 product overview Maxim Integrated SOIC-8
50% ZXLD1356Q ZXLD1356Q product overviewZXLD1356Q product overview Diodes TSOT25-5, DFN-6

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of MBI6656.

V-IN min. 6 V, V-IN max. 40 V, I-OUT 1 A, Frequency typ. 400 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
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