The R1170H371B-T1 is a voltage regulator IC produced by Ricoh. This component is designed to maintain a stable output voltage, making it ideal for a wide range of electronic applications where a consistent power supply is crucial.

Applications

• Power supplies for portable electronics
• Voltage regulation in battery-operated devices
• Linear regulation for microprocessors and digital circuits
• Powering RF modules and communication devices

Features

• High output voltage accuracy
• Low dropout voltage operation
• Integrated overcurrent protection
• Thermal shutdown functionality
• Compact package size

Benefits

• Ensures stable and reliable operation of electronic circuits
• Maximizes battery life in portable devices
• Protects against damage from excessive current and temperature
• Suitable for space-constrained applications

The R1170H371B-T1 is a CMOS-based LDO regulator featuring a 3.7V fixed output voltage. The low dropout voltage characteristic ensures that the regulator can maintain its output voltage even when the input voltage is close to the output voltage. This feature is especially important in battery-powered applications where the battery voltage gradually decreases. It also contains overcurrent protection and thermal shutdown circuits, which protect the regulator and the connected load from damage due to excessive current draw or overheating. The small package size makes it suitable for use in compact electronic devices. Its stable and accurate output voltage ensures correct functionality of sensitive components such as sensors, microcontrollers, and memory.

Technical Specifications:

• Output Voltage: 3.7V
• Input Voltage Range: 2.0V to 6.0V
• Output Current: Up to 300mA
• Dropout Voltage: Typically 150mV at 100mA
• Operating Temperature Range: -40°C to +85°C
• Package: SOT-23-5