MP24894GJ-P

LED Driver IC Overview

The MP24894GJ-P is a high-efficiency step-down controller designed for continuous current mode (CCM) operation to power white LEDs. It supports an input voltage range of 6 V to 60 V and operates at a switching frequency of 1 MHz. The device features hysteretic control and can drive LED loads exceeding 1 A. It includes analog and PWM dimming capabilities, short circuit protection, and thermal shutdown. Packaged in a TSOT-23-6 format, it functions within a junction temperature range of -40°C to +125°C.

LED Driver IC Feature Summary

• Hysteretic control architecture for high efficiency
• Supports analog and PWM dimming methods
• Integrated short circuit and thermal protection

LED Driver IC Applications

• LED backlighting systems
• General LED lighting fixtures
• Signage applications

LED Driver IC Procurement Notes

Verify the specific suffix GJ-P corresponds to the TSOT-23-6 package when sourcing. Confirm RoHS compliance status with the manufacturer or authorized distributor prior to finalizing procurement. Ensure the component meets automotive grade requirements if intended for vehicle integration. Cross-reference datasheet revisions to ensure feature consistency across production batches.

LED Driver IC Selection Notes

Select this component for designs requiring wide input voltage tolerance up to 60 V. The 1 MHz switching frequency allows for smaller external passive components compared to lower-frequency alternatives. Consider the TSOT-23-6 package size constraints during PCB layout. Verify that the load current requirements do not exceed the internal switch limits under worst-case thermal conditions.

LED Driver IC Part Context

This part belongs to the MP24894 series from Monolithic Power Systems. It is classified as a DC-DC controller specifically optimized for white LED drivers. The series utilizes a buck topology to regulate current efficiently. It is distinct from integrated driver ICs by functioning primarily as a controller requiring external power switches or relying on internal structures defined in the schematic.

LED Driver IC Replacement Considerations

The MP24893DQ-LF-P is a related variant but uses a QFN-6 package and different pinout. Substitution requires careful review of footprint compatibility and electrical parameter alignment. No direct pin-to-pin replacements are confirmed in public documentation.