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Product Detailed Parameters
- Description：IC LED DRV RGLTR I2C 800MA 20QFN
- Series：-
- Mfr：STMicroelectronics
- Package：Tape & Reel (TR),Cut Tape (CT)
- Type：DC DC Regulator
- Topology：Step-Down (Buck), Step-Up (Boost)
- Internal Switch(s)：Yes
- Number of Outputs：1
- Voltage - Supply (Min)：2.7V
- Voltage - Supply (Max)：5.5V
- Voltage - Output：2.5V ~ 5.3V
- Current - Output / Channel：800mA (Flash)
- Frequency：1.8MHz
- Dimming：I2C
- Applications：Camera Flash
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：20-VFQFN Exposed Pad
- Supplier Device Package：20-QFN (4x4)
- Grade：-
- Qualification：-
Download product information
Overview
The STCF03PNR is a high-power white LED driver manufactured by STMicroelectronics. It features an I2C interface for digital control and regulation. The device supports an output current of 800mA with a maximum output voltage of 5.3V. It utilizes a DC-DC regulator topology capable of step-down (Buck) and step-up (Boost) configurations. The component is housed in a 20-pin QFN package measuring 4x4 mm, designed for industrial temperature grades.
Feature Summary
- Integrates I2C interface for precise digital dimming and configuration
- Supports flexible DC-DC topologies including Buck and Boost modes
- Delivers regulated output current up to 800mA for high-power LEDs
Applications
- High-power white LED lighting systems
- Industrial display backlighting
- Automotive interior illumination
Procurement Notes
Verify the specific suffix PNR against the manufacturer's official documentation to confirm package type and reel specifications. Confirm that the I2C address and pinout match the design requirements. Check for any recent lifecycle status updates as this component may be subject to obsolescence notices. Ensure compatibility with the intended operating voltage range before integration.
Selection Notes
Select this component when digital I2C control is required for high-current LED applications. It is suitable for designs needing both step-up and step-down capabilities within a compact footprint. Consider the 20-QFN package constraints for thermal management and PCB layout. Verify that the 800mA output capability aligns with the target LED array specifications.
Part Context
This part belongs to the LED Drivers category under Power Management ICs. It is distinct from general-purpose microcontrollers or power MOSFETs offered by the same manufacturer. The STCF03 series focuses specifically on regulated LED driving with digital interface capabilities, differentiating it from analog-only drivers.
Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided source material. Consult the manufacturer's official obsolescence notice or replacement guide for verified alternatives.
