R1204K212C-TR

Voltage Regulators - DC DC Switching Regulators Overview

The R1204K212C-TR is a PWM/VFM step-up DC/DC converter designed for white LED, PMOLED, and general use applications. It operates with an input voltage range of 2.3 V to 5.5 V and provides an adjustable output voltage up to 40.2 V. The device delivers a maximum output current of 900 mA and features a switching frequency of 750 kHz. It is housed in a compact DFN1820-EP-6 package with an exposed pad, suitable for surface-mount installation.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates PWM and VFM control modes for optimized efficiency across varying load conditions
• Supports high-voltage output generation from low input sources via step-up topology
• Features a compact DFN package with exposed pad for enhanced thermal performance

Voltage Regulators - DC DC Switching Regulators Applications

• White LED driving circuits
• PMOLED display power supplies
• General-purpose portable electronic devices

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'C' against the manufacturer's official documentation to confirm pinout and electrical characteristics, as suffixes often denote package or tolerance variations. Ensure the ordering part number matches the required reel quantity and tape specifications. Cross-reference the datasheet revision date to guarantee compatibility with current design standards and regulatory requirements.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a compact solution is required for boosting low battery voltages to higher levels for LED or display drivers. The 900 mA output capability supports moderate power loads, while the wide input range accommodates single-cell lithium-ion batteries. The exposed pad design aids in heat dissipation for space-constrained PCB layouts.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the R1204x series of switching regulators from Nisshinbo Micro Devices. The series focuses on efficient power management for portable electronics. The R1204K variant specifically targets step-up applications with integrated control logic, distinguishing it from other series members that may offer different topologies or fixed output voltages.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Check for direct substitutes within the R1204K family, such as R1204K212B-TR or R1204K212D-TR, ensuring pin compatibility and electrical parameter alignment. Verify if alternative manufacturers offer comparable boost converters with similar current ratings and package dimensions for supply chain resilience.