The R1170H501B-F is a low dropout (LDO) voltage regulator IC manufactured by Ricoh. This regulator is designed to provide a stable 5.0V output voltage for a variety of applications.

Applications

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

Features

• Fixed output voltage of 5.0V
• Low dropout voltage
• Overcurrent protection
• Thermal shutdown protection
• Compact package

Benefits

• Provides a stable and accurate voltage supply
• Extends battery life due to low dropout characteristics
• Protects the device from overcurrent and over-temperature conditions
• Small form factor for space-constrained applications

The R1170H501B-F is a CMOS-based voltage regulator offering a fixed 5.0V output. Its low dropout voltage allows it to function efficiently even when the input voltage is close to the desired output voltage, which is important for battery-powered devices. The device includes overcurrent protection, limiting the output current in case of a short circuit or overload. Furthermore, thermal shutdown protection disables the regulator if it overheats, preventing damage. The regulator's compact package is ideal for use in small electronic devices where space is at a premium. This regulator is suitable for providing stable power to microcontrollers, sensors, and other voltage-sensitive components in a variety of electronic systems.

Technical Specifications:

• Output Voltage: 5.0V
• 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