The R1170H341B-T1-FB is a low dropout (LDO) voltage regulator IC manufactured by Ricoh. It is designed to provide a stable and regulated 3.4V output voltage from a higher input voltage. The device incorporates protection features, making it suitable for various electronic applications requiring a reliable power source.

Applications

• Powering microcontrollers in IoT devices
• Voltage regulation for sensors in industrial applications
• Power management in portable electronic devices
• Battery-powered applications

Features

• Fixed output voltage of 3.4V
• Low dropout voltage
• Overcurrent protection
• Thermal shutdown protection
• Small SOT-23-5 package

Benefits

• Provides stable and accurate voltage supply
• Extends battery life due to low dropout voltage
• Protects the device from overcurrent and over-temperature conditions
• Saves space on the circuit board

The R1170H341B-T1-FB is a CMOS-based voltage regulator featuring a fixed 3.4V output voltage. It has a low dropout voltage, meaning it can maintain a stable output even when the input voltage is only slightly higher than the output voltage. This is particularly beneficial in battery-powered applications where the battery voltage decreases over time. The overcurrent protection limits the output current in case of a short circuit or overload, protecting the regulator and the load. The thermal shutdown feature disables the regulator if the temperature exceeds a certain threshold, preventing damage from overheating. This regulator is ideal for applications needing a compact, efficient, and reliable voltage source.

Technical Specifications:

• Output Voltage: 3.4V
• 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