MAX1576ETG+T

LED Driver IC Overview

The MAX1576ETG+T is a white LED driver IC from Analog Devices Inc./Maxim Integrated, designed for camera flash applications. It features a switched capacitor (charge pump) topology with internal switches and supports 1x, 1.5x, or 2x charge pump configurations. The device provides up to 480 mA output current for driving white LEDs. It operates within a supply voltage range of 2.7 V to 5.5 V and functions at a switching frequency of 1 MHz. The component is housed in a TQFN-24 package and supports an operating temperature range from -40°C to +85°C.

LED Driver IC Feature Summary

• Integrates a high-efficiency charge pump with selectable multiplication factors for flexible LED drive currents.
• Includes internal power switches to minimize external component count and board space.
• Provides precise current regulation for consistent white LED brightness in camera flash systems.

LED Driver IC Applications

• Camera flash drivers for mobile devices
• White LED illumination in portable electronics
• Compact lighting solutions requiring high efficiency

LED Driver IC Procurement Notes

Verify the specific suffix 'T' indicates tape-and-reel packaging when ordering. Confirm RoHS compliance status through official documentation. Ensure the supplier is authorized by Analog Devices to guarantee authenticity. Check lead times as availability may vary. Validate that the TQFN-24 package matches your PCB footprint requirements before finalizing procurement.

LED Driver IC Selection Notes

Select this component for applications requiring a compact, high-efficiency solution for driving white LEDs in camera flashes. The integrated charge pump reduces the need for external inductors, saving space. Consider the 480 mA output capability against your LED forward current requirements. Ensure the input voltage range aligns with your battery or power source specifications.

LED Driver IC Part Context

The MAX1576 belongs to Maxim Integrated's family of LED driver ICs optimized for portable consumer electronics. It complements other power management solutions by providing dedicated, efficient drive for high-brightness LEDs. The ETG+ variant denotes the specific pinout and thermal pad configuration suitable for surface-mount assembly in tight spaces.

LED Driver IC Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult Analog Devices technical support for direct replacements or pin-compatible alternatives if this component is obsolete or unavailable.