R1204K112F-TR

Voltage Regulators - DC DC Switching Regulators Overview

The R1204K112F-TR is a PWM/VFM step-up DC/DC converter from the Nisshinbo R1204K series, designed for white LED and PMOLED applications. It operates within an input voltage range of 2.3 V to 5.5 V and delivers up to 700 mA output current. The device features a fixed output voltage of 21 V and integrates a 750 kHz switching frequency. It utilizes a DFN-PLP-1820-6 package and supports operation temperatures from -40°C to +85°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates PWM and VFM control modes for optimized efficiency across varying load conditions.
• Includes internal power switch and inductor driver for compact circuit design.
• Features shutdown mode to minimize quiescent current during standby periods.

Voltage Regulators - DC DC Switching Regulators Applications

• White LED backlight drivers
• PMOLED display power supplies
• General-purpose step-up conversion

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'F' against the official datasheet to confirm pinout and electrical tolerances. Ensure the DFN-PLP-1820-6 footprint matches the PCB layout requirements. Confirm RoHS compliance status with the manufacturer before finalizing procurement specifications.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 21 V output is required for LED or OLED driving. Compare against adjustable variants if flexible output voltage is needed. Consider the thermal performance of the DFN-PLP-1820-6 package for high-current applications.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the R1204K family of switching regulators. These devices are engineered for portable electronics requiring efficient power management. The series offers various output configurations to suit different display and lighting technologies.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Check for direct substitutes within the R1204K series with compatible output voltages. Verify pin-to-pin compatibility with other manufacturers' boost converters offering similar 700 mA capabilities and 21 V outputs.