RP110K181B-TR

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

The RP110K181B-TR is a fixed-output positive linear voltage regulator from the Nisshinbo RP110K series. It provides a stable 1.8V output with a maximum current capacity of 150mA. The device features a low dropout voltage of 0.6V at full load and operates within an input voltage range up to 5.25V. It incorporates overcurrent protection and maintains functionality across a wide ambient temperature range of -40°C to +85°C. The component utilizes a compact 4-pin DFN1010 package with an exposed pad for efficient thermal dissipation.

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

• Integrated overcurrent protection circuitry safeguards against short circuits and overload conditions.
• Low quiescent current consumption supports extended battery life in portable applications.
• Fixed 1.8V output ensures precise voltage regulation without external feedback components.

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

• Portable electronic devices requiring stable power supply
• Battery-operated systems with limited power budgets
• Embedded control circuits needing regulated logic voltages

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

Verify the specific suffix B-TR corresponds to the required tape and reel packaging configuration. Confirm that the DFN1010-4 footprint matches your PCB layout constraints. Ensure the operating environment stays within the specified -40°C to +85°C temperature range for reliable performance. Cross-reference the datasheet for any recent product change notifications affecting this part number.

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

Select this regulator when a fixed 1.8V output is required with moderate current demands up to 150mA. Consider the low dropout characteristic if the input voltage margin is tight. The small DFN1010 package is suitable for space-constrained designs. Verify compatibility with the system's thermal management capabilities given the exposed pad requirement.

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

This component belongs to the RP110K series of low-dropout regulators designed for low-power applications. The series offers various fixed output voltages and packages to suit different design needs. The RP110K line emphasizes low standby current and high reliability for consumer electronics.

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

What is the maximum input voltage for the RP110K181B-TR?

The maximum input voltage is 5.25V.

Does the RP110K181B-TR include protection features?

Yes, it includes overcurrent protection to prevent damage during fault conditions.