R1204K312A-TR

Voltage Regulators - DC DC Switching Regulators Overview

The R1204K312A-TR is a PWM/VFM step-up DC/DC converter manufactured by Nisshinbo Micro Devices. It operates within an input voltage range of 2.7 V to 5.5 V and delivers an adjustable output voltage up to 5.5 V with a maximum output current of 700 mA. The device features a switching frequency of 1 MHz and functions within a temperature range of -40°C to +85°C. It is housed in a DFN-PLP-1820-6 package.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Supports PWM and VFM operation modes for optimized efficiency across varying load conditions.
• Integrates a high-speed switching architecture to minimize external component size.
• Includes built-in protection mechanisms against overcurrent and thermal overload.

Voltage Regulators - DC DC Switching Regulators Applications

• White LED drivers
• PMOLED power supplies
• General-purpose portable electronics

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix and tape-and-reel specifications against the official datasheet before ordering. Confirm that the DFN-PLP-1820-6 package dimensions align with your PCB footprint requirements. Ensure compatibility with your system's input voltage constraints and thermal management strategy.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when designing compact boost converters requiring high efficiency at light loads. It is suitable for battery-powered applications where low quiescent current is critical. Consider the 1 MHz switching frequency for smaller inductor selection compared to lower-frequency alternatives.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the R1204K series of step-up DC/DC converters designed for mobile and portable devices. The series focuses on providing stable power regulation for display backlighting and peripheral circuits in space-constrained environments.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Consult the manufacturer's cross-reference documentation for verified substitutes. Ensure any replacement matches the DFN-PLP-1820-6 package and maintains equivalent electrical performance characteristics.