RP170N281B-TR-FE

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

The RP170N281B-TR-FE is a CMOS low dropout regulator manufactured by Nisshinbo Micro Devices. It provides a fixed 2.8 V output with a maximum load current of 300 mA. The device operates within an input voltage range of 2.6 V to 10 V and features a typical power supply rejection ratio of 70 dB. Key electrical specifications include a line regulation of 0.02 %/V, load regulation of 10 mV, and a quiescent current of 23 uA. Voltage accuracy is specified at 1%, with a dropout voltage of 1.4 V. It functions reliably across a temperature range of -40°C to +85°C.

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

• CMOS LDO architecture for efficient power management
• Fixed output voltage configuration
• High power supply rejection ratio

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

• Battery-powered portable devices
• General purpose voltage regulation in consumer electronics
• Power supply stages for microcontrollers and sensors

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

Verify the complete part number including suffixes against official manufacturer documentation to ensure correct output voltage and package type. Confirm RoHS compliance status through the specific datasheet provided by Nisshinbo Micro Devices. Cross-reference ordering information with authorized distributors to validate availability and lead times prior to procurement.

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

Select this component when a stable 2.8 V rail is required from inputs between 2.6 V and 10 V. The low quiescent current makes it suitable for battery-operated systems. Ensure the thermal dissipation requirements are met given the 420 mW power dissipation limit. Verify that the SOT-23-5 package fits the design constraints.

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

This device belongs to the RP170N series of low dropout regulators from Nisshinbo Micro Devices. The series is characterized by CMOS technology, offering low operating currents and high reliability. These regulators are designed for applications requiring stable voltage regulation with minimal external components.

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

Consult official substitution guides from Nisshinbo Micro Devices for verified alternatives. Ensure any replacement matches the 2.8 V output, 300 mA current capability, and SOT-23-5 package.