ILD4001E6327HTSA1

Overview

The ILD4001E6327HTSA1 is an LED lighting driver IC from Infineon Technologies, designed for high-efficiency buck (step-down) converter applications. It features a switching frequency of 500kHz and supports both analog and PWM dimming methods. The device is capable of driving N-channel MOSFETs to provide up to 3A output current with efficiency reaching up to 98%. It operates within a junction temperature range of -40°C to +150°C and is housed in a compact SC-74-6 package.

Feature Summary

• Supports analog and PWM dimming control for flexible lighting management
• Integrated temperature shutdown mechanism for enhanced thermal protection
• Optimized for high efficiency up to 98% in step-down configurations

Applications

• General LED lighting systems
• High-efficiency DC-DC converter designs
• Automotive or industrial lighting modules requiring wide temperature operation

Procurement Notes

Verify the complete part number including the HTSA1 suffix to ensure correct tape-and-reel packaging and automotive-grade qualification. Confirm that the specific revision matches your design requirements, as component specifications may vary between manufacturing batches. Always consult the official datasheet for electrical characteristics and pinout definitions before integration.

Selection Notes

Select this component when designing buck converters for LED loads requiring high efficiency and precise dimming control. Ensure the input voltage and load current requirements fall within the capabilities of the internal MOSFET driver. Consider the SC-74-6 package size for space-constrained PCB layouts and verify thermal management strategies for operation near the upper temperature limit.

Part Context

This part belongs to the ILD4001 series of LED drivers from Infineon Technologies. It is specifically engineered for single-output applications using external N-channel MOSFETs. The E6327 designation indicates the specific packaging and trailing zeros configuration, while HTSA1 denotes the automotive-grade tape-and-reel variant suitable for high-reliability environments.

Replacement Considerations

Check for direct substitutes within the ILD4001 family or other Infineon LED driver ICs with similar buck topology and 500kHz switching frequency. Verify compatibility regarding dimming interface (analog/PWM), output current capability, and package footprint before substitution.