RP114K081B-TR

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Overview

The RP114K081B-TR is a low-dropout (LDO) voltage regulator from the Nisshinbo RP114K series, designed for low-voltage applications. It provides a fixed output voltage of 0.8 V with a maximum output current of 300 mA. The device operates within an input voltage range of 1.4 V to 5.25 V and features a typical power supply rejection ratio (PSRR) of 75 dB. Key electrical parameters include a dropout voltage of 250 mV, line regulation of 0.02 %/V, and load regulation of 15 mV. Quiescent current is specified at 50 uA, with a maximum power dissipation of 400 mW. It supports a junction temperature range from -40°C to +85°C.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Feature Summary

• Provides stable fixed output voltage regulation suitable for sensitive digital logic circuits
• Features high power supply rejection ratio to minimize noise impact on output stability
• Operates efficiently at low voltages with minimal quiescent current consumption

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Applications

• Portable electronic devices requiring low-power linear regulation
• Battery-powered systems needing efficient voltage conversion
• Embedded control units in consumer electronics

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Procurement Notes

Verify the specific output voltage code suffix matches the required 0.8 V specification. Confirm package type DFN-PLP-1010-4 compatibility with PCB footprint. Check RoHS compliance status against project requirements. Ensure operating temperature range meets environmental conditions. Validate datasheet revision for latest electrical characteristics.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Selection Notes

Select this component when a fixed 0.8 V output is required with moderate current capability up to 300 mA. Consider the low dropout characteristic for efficiency near minimum input voltage. Evaluate thermal performance given the 400 mW power dissipation limit in the small DFN package. Compare PSRR requirements against system noise sensitivity.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Part Context

This part belongs to the RP114K series of CMOS LDO regulators manufactured by Nisshinbo Micro Devices. The series focuses on low-voltage, low-current applications with fixed output options. It complements other PMIC offerings like the RP110 and RP131 series, targeting different current and voltage profiles within the same low-power management ecosystem.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Replacement Considerations

Direct substitutes may include other RP114K variants with different output voltages but identical packages. Cross-reference pinouts and electrical limits before substituting. Verify if alternative manufacturers offer compatible 0.8 V LDOs in DFN-PLP-1010-4 packages.