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The IS32LT3120-GRLA3-TR is a dual-channel linear LED driver IC manufactured by Lumissil Microsystems. It provides a constant output current of 200 mA per channel, suitable for driving high-power LEDs in automotive applications. The device operates within an input voltage range of 4.5 V to 38 V and supports PWM dimming for brightness control. It is housed in an 8-SOP package with an exposed pad for thermal management. The component functions reliably across an operating temperature range from -40°C to +125°C.
Verify the specific suffix GRLA3-TR against official Lumissil documentation to confirm the tape-and-reel packaging configuration and pinout compatibility. Ensure the procurement source provides valid RoHS compliance certificates and original manufacturer traceability. Cross-reference the datasheet revision date to guarantee alignment with current manufacturing specifications before finalizing orders.
Select this component when designing automotive LED circuits requiring dual-channel linear regulation with integrated PWM dimming. It is appropriate for applications needing 200 mA constant current drive within a 4.5 V to 38 V supply range. Consider the 8-SOP-EP package constraints for PCB layout and thermal design requirements in compact automotive enclosures.
This part belongs to the IS32LT3120 series of linear LED drivers from Lumissil Microsystems. The series targets automotive markets with solutions for high-power LED driving. The TR suffix indicates a reel-packaged variant, distinct from evaluation boards or bulk packages found in other product codes within the same family.
Consult official Lumissil substitution guides for verified alternatives. No public substitute part numbers are confirmed in available documentation.