BASE DEVICE
IS31FL3731
Matrix LED driver with animation frame memory and per-LED dimming.
- LED count
- 144
- Supply
- 2.7 to 5.5 V
- I2C clock
- 400 kHz
Lumissil Microsystems / Chips & IP
LED drivers
LED drivers is a product-line reference within Lumissil Microsystems. Use the manufacturer source to confirm the exact device or deliverable and its current support status.
Product lines are representative. Stock, lifecycle, package and grade must be checked against the exact MPN.
Product scopeChips & IP
Device references in this category1
Documented ordering codes3
Information checked2026-09-28
This category map is being expanded. Linked device examples have individual sources; they do not represent the complete manufacturer catalogue.
FROM FAMILY TO DEVICE
Chip models in LED drivers
Documented device references
Base-device names are distinct from full ordering numbers. Each detail page identifies the product type, parameter scope and official source.
1 device reference
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WITHIN THIS PRODUCT LINE
Series & subcategories
FxLED Matrix Drivers
FxLED Matrix Drivers is a Lumissil LED-driver functional family.
0 device refs · 0 ordering codesExplore FxLED Matrix Drivers →HBLED Linear Drivers
HBLED Linear Drivers is a Lumissil LED-driver functional family.
0 device refs · 0 ordering codesExplore HBLED Linear Drivers →HBLED Switching Drivers
HBLED Switching Drivers is a Lumissil LED-driver functional family.
0 device refs · 0 ordering codesExplore HBLED Switching Drivers →SELECTION CONTEXT
Working with LED drivers
Define the required function
LED drivers is a product-line reference within Lumissil Microsystems. Use the manufacturer source to confirm the exact device or deliverable and its current support status.
Use the requirements below to decide which specification limits your design. A family name alone is not a purchasing specification.
Check the integration boundary
Choose the complete device and ordering code before checking package pinout, power, electrical limits and operating grade. Keep family maxima separate from a selected device or package.
Open the manufacturer reference ↗ENGINEERING DECISIONS
What to confirm before selection
Use these checks to define the requirement. Family names alone do not establish performance, package compatibility or current availability.
- Compare accuracy, noise, bandwidth, offset/drift and supply/headroom under the actual operating conditions.
- Check layout, reference, grounding and input/output limits using the device datasheet and evaluation circuit.
- Confirm the protocol revision, data rate, logic level, channel count and termination requirements.
- Review signal integrity, isolation where applicable, clocking and package pinout before substitution.
- Size voltage, current, transient response, switching frequency and thermal margin for the complete power stage.
Move from family to full ordering number
Identify the complete manufacturer part number, package, operating grade and electrical requirements. Reviewed FPGA specifications can then be compared at device level.
Send the exact project requirement →Preparing a complete board?
Bring the BOM, schematic constraints, stack-up and assembly requirements into the project brief.
PCBA project preparation →EVIDENCE & DEVELOPMENT
Documents for this product line
Start with the device table, then check electrical limits, ordering information and the applicable tool release.
LED drivers — manufacturer referenceManufacturer product documentationPrimary source ↗IS31FL3731 datasheet Rev. Fp. 1 General Description and FeaturesPDF ↗
More Lumissil Microsystems development resources
Official product portfolio ↗
Manufacturer or identified public portfolio reference.
These broader manufacturer resources do not establish support or compatibility for every device on this page.
PRACTICAL QUESTIONS
LED drivers selection questions
How do I select a model within LED drivers?
Start with the documented product scope: LED drivers is a product-line reference within Lumissil Microsystems. Use the manufacturer source to confirm the exact device or deliverable and its current support status. Then compare the device-specific facts below with your required resources and interfaces. Open each model for its evidence and ordering constraints.
Is a base-device name enough to place an order?
A base-device identifier identifies the silicon or model, but may omit package, speed, temperature, qualification and packing options. Use the manufacturer ordering table to establish the complete code. Reference examples do not establish stock or an approved replacement.
Can the listed devices use the same PCB or development tools?
A shared family or manufacturer does not establish pin compatibility. Compare pinout, supply and I/O-bank voltages, configuration, timing, tool support and thermal limits before changing a board.
What should I include for sourcing or PCBA review?
Provide the exact part or board revision, quantity, delivery requirement, operating environment and traceability needs. For assembly, identify BOM readiness, PCB stack-up, programming access and the inspection or functional-test scope.
PREPARE A USEFUL INQUIRY
Build your selection brief.
Select the points you want our team to review. Your selections stay in this browser until you choose to submit the quotation form.
Open quotation form →Sources & portfolio context
Lumissil Microsystems LED drivers reference ↗
Source review: 2026-09-28. This family guide does not assert stock or compatibility between devices.
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