R1114N291B-TR-FE

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

The R1114N291B-TR-FE is a low-dropout (LDO) voltage regulator manufactured by Nisshinbo Micro Devices. It provides a fixed output voltage of 2.9 V with a maximum output current of 150 mA. The device operates within an input voltage range of 1.7 V to 6 V and features a typical dropout voltage of 380 mV at full load. It includes a power supply rejection ratio (PSRR) of 60 dB and maintains operation across a temperature range from -40°C to +85°C. The component is housed in an SOT-23-5 surface-mount package.

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

• Provides stable fixed output voltage regulation for sensitive electronic circuits
• Operates with low input-to-output voltage differential for improved efficiency
• Features high power supply rejection to minimize noise impact on the output

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

• Portable battery-powered devices requiring efficient voltage regulation
• Embedded systems needing stable logic supply voltages
• Communication modules requiring low-noise power sources

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

Verify the specific suffix codes against official datasheets to ensure correct output voltage and package type compatibility. Confirm RoHS compliance status through manufacturer documentation prior to integration. Ensure ordering quantities align with reel packaging requirements specified by the supplier. Validate thermal performance parameters against your system's power dissipation limits.

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

Select this component when a fixed 2.9 V output is required with moderate current demands up to 150 mA. Consider the SOT-23-5 package for space-constrained designs. Evaluate the dropout voltage characteristics relative to your minimum input voltage constraints. Compare PSRR specifications against noise sensitivity requirements of the downstream circuitry.

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

This part belongs to the R1114N series of LDO regulators from Nisshinbo Micro Devices. The series is designed for general-purpose power management applications. Similar parts in the lineup offer different fixed output voltages while maintaining consistent package and performance characteristics. The numbering convention typically indicates the specific output voltage setting.

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

Compatible substitutes include other R1114N variants with identical pinouts but different output voltages, such as R1114N281B or R1114N301B, provided the system design accommodates the voltage difference. Cross-reference with R1180N series components for similar performance profiles.