The R1141Q181D-TR is a low voltage LDO regulator manufactured by Ricoh. It is specifically designed to provide a stable and regulated output voltage of 1.8V with high accuracy. This regulator is ideal for portable devices and battery-powered applications, where efficiency and small size are critical.

Applications:

• Power supply for microcontrollers
• Power management for mobile phones
• Battery-powered devices
• Wearable technology
• Wireless communication devices

Features:

• Output Voltage: 1.8V
• Low dropout voltage
• Low quiescent current
• Overcurrent protection
• Short circuit protection

Benefits:

• Provides a stable and clean power supply for sensitive electronic components.
• Extends battery life due to low quiescent current.
• Protects the device from overcurrent and short circuit conditions, enhancing reliability.
• Enables efficient power management in portable applications.
• Reduces overall system size due to its small package.

Additional Details:

The R1141Q181D-TR comes in a small DFN package and is optimized for use with ceramic capacitors, ensuring stability and low noise. The “-TR” suffix indicates tape and reel packaging for automated assembly. Detailed electrical characteristics, including dropout voltage, output voltage accuracy, and transient response, are available in the Ricoh datasheet. The regulator also includes a chip enable pin, allowing it to be easily turned on and off to further minimize power consumption.