The R1170H201B-T1-F is a low dropout (LDO) voltage regulator manufactured by Ricoh. This regulator is designed to provide a stable and accurate 2.0V output voltage from an input voltage range of 1.4V to 6.0V. It is part of the R1170 series, which is known for its low supply current and integrated protection features.

Applications

• Powering microcontrollers and digital circuits
• Voltage regulation in portable electronic devices
• Battery-powered equipment
• Sensor power supplies
• Wireless communication devices

Features

• Output Voltage: Fixed 2.0V output with high accuracy.
• Input Voltage Range: Operates from 1.4V to 6.0V.
• Low Dropout Voltage: Maintains regulation even with a small difference between input and output voltage.
• Low Supply Current: Minimizes power consumption, extending battery life.
• Overcurrent Protection: Protects the regulator and load from excessive current draw.
• Short-Circuit Protection: Protects the regulator and load from short-circuit conditions.
• Thermal Shutdown: Shuts down the regulator if the temperature exceeds a safe limit.

Benefits

• Stable and Accurate Voltage: Provides a reliable power source for sensitive electronic components.
• Extended Battery Life: Low supply current improves the efficiency of battery-powered devices.
• Robust Protection: Overcurrent and short-circuit protection enhances system reliability.
• Compact Size: Suitable for use in space-constrained applications.
• Ease of Use: Requires minimal external components for stable operation.

Additional Details

The R1170H201B-T1-F is a CMOS-based LDO regulator designed for high performance and reliability. The "F" suffix may indicate specific packaging or testing variations. External capacitors are typically required for stable operation; the datasheet provides detailed recommendations for capacitor selection. Proper PCB layout is essential for minimizing noise and ensuring stable performance. Consult the datasheet for detailed electrical characteristics, application notes, and package dimensions.