The R1163N181B-TR-F is a voltage regulator IC manufactured by Ricoh. As part of the R1163 series, this regulator is designed to deliver a stable 1.8V output voltage with particular attention to low noise performance. The 'N' in the part number typically indicates that the device is optimized for low noise applications. This regulator provides a stable voltage supply, even under conditions of varying input voltage or load current.

Applications

• Low-Power Microcontrollers: Providing a stable 1.8V supply for microcontrollers in portable devices.
• Wireless Communication Modules: Powering Bluetooth, Wi-Fi, and other RF modules.
• Digital Signal Processors (DSPs): Providing a clean and stable voltage for signal processing.
• Analog-to-Digital Converters (ADCs): Ensuring accurate and stable voltage for accurate conversions.
• High-Resolution Audio Equipment: Powering audio amplifiers and DACs with minimal noise.

Features

• Fixed Output Voltage: Provides a stable 1.8V output.
• Low Noise Output: Minimizes noise and ripple on the output voltage.
• High Output Voltage Accuracy: Ensures accurate voltage regulation.
• Overcurrent Protection: Protects the IC and load from excessive current.
• Thermal Shutdown Protection: Prevents damage due to overheating.
• Small Package: Suitable for compact electronic devices.
• Enable/Disable Function: Allows for turning the regulator on or off for power saving.

Benefits

• Improved Signal Integrity: Low noise output minimizes interference in sensitive circuits.
• Stable and Reliable Power: Ensures consistent performance of connected devices.
• Protection from Fault Conditions: Overcurrent and thermal protection prevent damage.
• Compact Design: Suitable for applications with limited board space.
• Power Saving: Enable/disable function helps conserve power.

Additional Details

The R1163N181B-TR-F is typically supplied in a small surface-mount package. Consult the datasheet for detailed specifications, including noise characteristics, ripple rejection, input voltage range, and quiescent current. The enable/disable function can be used to further reduce power consumption when the regulator is not in use. This IC is optimized for applications where low noise and stable power are critical.