MIC2846A-PGYMT-TR

LED Driver IC Overview

The MIC2846A-PGYMT-TR is a high-efficiency linear white LED driver designed for mobile device applications. It features six independent output channels, each capable of delivering up to 20mA of drive current. The device operates on a DC supply voltage range of 3V to 5.5V and draws a typical supply current of 1.4mA. It utilizes a 14-TMLF package with dimensions of 2.5mm x 2.5mm. The component supports dynamic average matching for uniform brightness and functions within an operating temperature range of -40°C to +125°C.

LED Driver IC Feature Summary

• Provides six independent linear output channels for driving white LEDs directly from a battery source.
• Incorporates dynamic average matching technology to ensure uniform brightness across all connected LED segments.
• Features single-wire digital interface capability for simplified control and configuration.

LED Driver IC Applications

• Portable display backlighting in mobile devices
• Keypad backlighting systems
• Camera flash applications

LED Driver IC Procurement Notes

Verify the specific suffix PGYMT against the official Microchip datasheet to confirm pinout and thermal pad specifications. Ensure compatibility with the target PCB footprint, specifically the 14-TMLF package dimensions. Confirm that the design accounts for the maximum junction temperature limits under expected load conditions.

LED Driver IC Selection Notes

Select this component when a compact solution is required for driving multiple white LEDs from a single low-voltage battery source. The linear topology simplifies external circuitry by eliminating the need for inductors. Consider the 20mA per channel limit and the total power dissipation capabilities inherent to the small form factor package.

LED Driver IC Part Context

This part belongs to the MIC2846 family of LED drivers manufactured by Microchip Technology. It is engineered specifically for space-constrained portable electronics where efficiency and board real estate are critical constraints. The device integrates necessary protection features while maintaining a minimal external component count.

LED Driver IC Replacement Considerations

Publicly confirmed parameter-equivalent substitutes include MIC2846A-MFYMT-TR, MIC2846A-MGYMT-TR, MIC2846A-PPYMT-TR, and MIC2846A-SCYMT-TR. Verify functional equivalence and package compatibility before substitution.