LM36922YFFR

LED Driver IC Overview

The LM36922YFFR is a Texas Instruments LED lighting driver IC featuring a boost topology with two independent output channels. It operates within an input voltage range of 2.5 V to 5.5 V and supports a maximum output current of 25 mA per channel. The device utilizes a DSBGA-12 package and functions at switching frequencies of 500 kHz or 1 MHz. It includes integrated protection mechanisms such as overvoltage protection (OVP) and thermal shutdown, ensuring reliable operation across temperatures from -40°C to +85°C.

LED Driver IC Feature Summary

• Supports direct PWM dimming for precise brightness control
• Enables dynamic power management through Content-Adaptive Brightness Control (CABC)
• Provides flexible configuration via I2C interface and adjustable switch frequency

LED Driver IC Applications

• Smartphone backlight systems
• Tablet display illumination
• Portable electronic device lighting

LED Driver IC Procurement Notes

Verify the specific suffix 'Y' against official documentation to confirm pinout compatibility and electrical characteristics relative to other variants in the LM36922H series. Ensure the ordering part number matches the required package type and tape/reel specifications. Cross-reference the manufacturer's latest datasheet to validate RoHS compliance status and moisture sensitivity level prior to procurement.

LED Driver IC Selection Notes

Select this component when designing high-efficiency dual-string white LED drivers for space-constrained portable devices. The integrated boost converter and internal switches minimize external component count. Consider the I2C control capability for system-level brightness regulation and the CABC feature for optimizing battery life during video playback applications.

LED Driver IC Part Context

This device belongs to the LM36922H family of highly efficient dual-string white LED drivers. It is designed specifically for mobile applications requiring compact solutions. The YFFR suffix indicates the specific package variant and reel packaging configuration provided by the manufacturer for surface-mount assembly processes.

LED Driver IC Replacement Considerations

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