RP130K491D-TR

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

The RP130K491D-TR is a fixed-output low-dropout (LDO) voltage regulator from the Nisshinbo RP130K series. It provides a stable 4.9 V output with a maximum load current of 150 mA. The device operates within an input voltage range of 1.7 V to 6.5 V and features a typical power supply rejection ratio (PSRR) of 80 dB. It utilizes a DFN(PLP)1010-4 surface-mount package. The component supports operation across a temperature range of -40°C to +85°C.

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

• Provides a fixed 4.9 V regulated output for precision circuitry
• Delivers up to 150 mA continuous load current
• Achieves high noise suppression with 80 dB PSRR
• Operates reliably in industrial temperature environments

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

• Portable electronic devices requiring stable power rails
• Battery-powered systems needing efficient voltage regulation
• Embedded control circuits in consumer electronics

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

Verify the specific suffix 'D-TR' against the official datasheet to confirm the DFN1010-4 package and reel packaging configuration. Ensure the 4.9 V output variant matches the design requirement, as the RP130K series offers multiple fixed voltage options. Confirm RoHS compliance status through the manufacturer's latest documentation before finalizing procurement specifications.

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

Select this component when a compact footprint is required alongside moderate current capability. The DFN1010-4 package suits space-constrained designs. Verify that the 4.9 V output aligns with the target load requirements. Consider the 150 mA limit for peak loads and ensure the input voltage remains within the specified operational range for optimal dropout performance.

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

This part belongs to the RP130K series of low-noise LDO regulators manufactured by Nisshinbo Micro Devices. The series is characterized by small package options and high PSRR, targeting applications where power integrity and size are critical constraints. It complements other PMIC offerings in the company's portfolio for comprehensive power management solutions.

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

Check for direct substitutes within the RP130K family with different output voltages if system requirements change. Evaluate alternative LDOs from Nisshinbo or other manufacturers offering similar 150 mA current and DFN1010-4 packaging, ensuring pin compatibility and electrical parameter alignment.