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MIC4812YMME is listed in the LED Driver IC range at ChipApex. The manufacturer field lists Microchip Technology. Its product description is IC LED DRVR LIN PWM 100MA 10MSOP. Review the specifications below when checking this part for your BOM.
The MIC4812YMME is a high-efficiency linear White LED (WLED) driver designed to drive up to six high-current WLEDs for signage lighting. It provides six linear drivers maintaining constant current with a typical dropout of 190mV at 100mA. The device operates on a 3V to 5.5V supply and features ultra-fast PWM control. Packaged in a 10-MSOP-EP, it eliminates switching losses found in traditional charge pumps or inductive boost circuits.
Verify the specific suffix YMME corresponds to the tube packaging variant when ordering. Confirm the 10-MSOP-EP package dimensions match your PCB footprint requirements. Ensure the design accommodates the thermal dissipation needs of the exposed pad for reliable operation within the specified -40°C to 125°C junction temperature range.
Select this component for designs prioritizing efficiency through linear regulation over magnetic-based topologies. It is suitable for applications where space constraints prohibit inductors but require multiple independent LED channels. Verify that the input voltage range of 3V to 5.5V aligns with the system power supply capabilities.
This part belongs to the MIC4812 series of linear WLED drivers from Microchip Technology. It is functionally related to variants such as MIC4812YMME-TR, which shares the same core electrical characteristics but differs in packaging format. The series is engineered specifically for high-efficiency multi-channel LED driving without the complexity of switching regulators.
MIC4812YMME-TR is a confirmed substitute offering identical electrical performance in tape-and-reel packaging.
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