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The IS31FL3193-DLS2-TR is a 3-channel Fun LED driver IC designed for RGB LED applications. It features two-dimensional auto-breathing modes and One Shot Programming capabilities. The device operates with a supply voltage range of 2.7 V to 5.5 V and supports PWM dimming. It is housed in a compact 10-DFN (3x3) package, suitable for space-constrained designs requiring dynamic lighting effects.
Verify the specific suffix DLS2 against the manufacturer's current datasheet to confirm pinout and packaging details. Ensure design-in compatibility with existing PCB footprints for the 10-DFN (3x3) package. Confirm that the Two-Dimensional Auto Breathing functionality meets the specific application requirements before finalizing procurement.
Select this component when a small form factor is required for RGB LED control. The integrated breathing modes reduce MCU overhead compared to software-driven solutions. Verify that the 42 mA output current capability aligns with the connected LED specifications. Consider the 10-DFN package constraints during thermal and layout planning.
This part belongs to the Lumissil IS31FL31xx series of Fun LED drivers, which specialize in creating complex lighting patterns without extensive microcontroller intervention. These drivers are positioned between simple constant current sources and full matrix displays, offering a balance of functionality and cost for mid-complexity lighting applications.
Direct substitutes may include other 3-channel RGB drivers from Lumissil or competitors with similar DFN-10 packages. Verify electrical parameters such as output current and operating voltage range. Check for pin-to-pin compatibility if replacing on an existing board.