LV52207AXA-VH

LED Driver IC Overview

The LV52207XA-VH is a Bi-CMOS LSI dual-channel LED boost driver designed for smartphone applications. It features two adjustable constant current sources and an integrated 40V MOSFET. The device operates within a voltage range of 2.7V to 5.5V and supports a switching frequency of 1200kHz. Dimming capabilities include 255-level digital control via a 1-Wire interface and PWM dimming, with support for Content-Adaptive Backlight Control (CABC). The component includes a 37.5V overvoltage protection threshold and is housed in a WLP9 package measuring 1.31mm x 1.31mm with a 0.4mm pitch.

LED Driver IC Feature Summary

• Dual-channel high voltage boost driver architecture with integrated power MOSFET
• Supports 1-Wire digital and PWM dimming interfaces for precise brightness control
• Compatible with Content-Adaptive Backlight Control (CABC) functionality

LED Driver IC Applications

• Smartphone LED backlighting systems
• Mobile device display illumination drivers
• Compact portable electronics lighting circuits

LED Driver IC Procurement Notes

Verify the specific ordering suffix to ensure the correct package variant is procured, as designations such as VH indicate specific physical packaging configurations. Confirm that the component meets required environmental standards, including lead-free and RoHS compliance, before integration into final assemblies. Cross-reference the manufacturer's official documentation to validate pinout assignments and thermal characteristics against the target PCB layout requirements.

LED Driver IC Selection Notes

Select this component when designing compact mobile lighting solutions requiring dual-channel constant current regulation. The integrated MOSFET and small WLP9 footprint make it suitable for space-constrained smartphone designs. Ensure the application requires both digital 1-Wire and PWM dimming capabilities alongside CABC support for optimal system performance and efficiency.

LED Driver IC Part Context

This part belongs to the LV52207XA series of Bi-CMOS LED drivers manufactured by onsemi. It is specifically engineered for high-density mobile applications where minimal board space and efficient power management are critical. The series utilizes advanced CMOS technology to provide robust drive capabilities within a miniature form factor suitable for modern consumer electronics.

LED Driver IC Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.