R1160N181B-TR-FE

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

The R1160N181B-TR-FE is a fixed positive LDO regulator from the R1160x series, manufactured by Ricoh Electronic Devices. It provides a nominal output voltage of 1.8V with high accuracy and features a maximum dropout voltage of 0.30V at 200mA load. The device operates within an input voltage range of 1.7V to 6V and includes internal current limit protection. It utilizes a SOT-23-5 package and is RoHS compliant.

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

• Three-mode operation including standby, fast transient, and low power modes for optimized efficiency
• Ultra-low supply current consumption in low power mode
• High ripple rejection capability for stable noise performance
• Low temperature-drift coefficient ensuring output voltage stability

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

• Battery-powered portable electronic devices requiring extended runtime
• Systems utilizing sleep modes where minimal standby current is critical
• Noise-sensitive analog circuits needing high ripple rejection
• Automotive electronics applications compatible with the R1160x series specifications

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

Verify the specific suffix codes against official Ricoh documentation to confirm pinout compatibility and tolerance levels. Ensure the procurement source is authorized to prevent counterfeit components. Confirm that the SOT-23-5 package dimensions match your PCB footprint requirements before finalizing orders.

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

Select this component when low quiescent current in standby mode is required alongside moderate output current capabilities. The three-mode functionality allows dynamic adjustment between speed and power consumption. Verify that the input voltage remains above the minimum threshold while accounting for dropout voltage under full load conditions.

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

This part belongs to the R1160x series of CMOS-based LDO regulators designed for high density mounting. The series integrates a voltage reference, error amplifier, and current limit circuit within a compact package. It is engineered for applications demanding both low power consumption and precise voltage regulation.

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

Check for direct substitutes within the R1160x family with matching output voltages. Verify pin-to-pin compatibility with other SOT-23-5 LDO regulators if cross-brand replacement is necessary. Ensure thermal and electrical characteristics align with the original design constraints.