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Analog Devices LT3952 | Demoboard DN556
3A, 1MHz Buck Mode LED Driver with Integrated Voltage Limiting
Overview
| Topology | Buck Converter |
| Input voltage | 14-40 V |
| Output 1 | 22 V |
Description
Design Note 556 - Mathew GrantThe LT®3952 monolithic LED driver includes a 4A, 60VDMOS power switch, excellent for driving high currentLEDs in buck mode. Among its many features is aninput current sense amplifier, which can be leveragedto provide built-in LED voltage limiting in buck mode.
More information
Products
Order Code | Datasheet | Simulation | Downloads | Status | Product series | L(µH) | IRP,40K(A) | ISAT,10%(A) | ISAT,30%(A) | RDC max.(mΩ) | fres(MHz) | Mount | SamplesAvailability & Sample | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | SPECWE-LHMI SMT Power Inductor, 4.7 µH, 5.35 A | Availability – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-LHMI SMT Power Inductor | Inductance4.7 µH | Performance Rated Current5.35 A | Saturation Current @ 10%7.5 A | Saturation Current @ 30%15.5 A | DC Resistance40 mΩ | Self Resonant Frequency22 MHz | MountSMT | –Check availability |
Availability Forecast
WE item number Packaging unitsLead time
––– weeks
| Expected Availability | Opening inventory | Quantity |
|---|---|---|
| Current Availability | – | – |
There is no forecast for this quantity request.
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