The R1170D321B-TR-F is a voltage regulator manufactured by Ricoh. It's designed for applications requiring stable and efficient power management. It boasts a low dropout voltage and low quiescent current, making it suitable for battery-powered devices and other energy-sensitive applications.

Applications

• Portable Electronic Devices
• Battery-Powered Systems
• Microcontroller Power Supplies
• Wireless Communication Devices
• Sensor Modules

Features

• Input Voltage Range: 2.3 V to 6.0 V
• Output Voltage: 3.2V (Fixed)
• Output Voltage Accuracy: ±1.0%
• Low Dropout Voltage: 150mV (TYP.) at 100mA
• Low Quiescent Current: 5.0 μA (TYP.)
• Overcurrent Protection
• Thermal Shutdown Protection
• Small Package: DFN1.2x1.6-6

Benefits

• Provides a stable and accurate 3.2V output voltage, ensuring reliable operation of connected circuits.
• Low dropout voltage allows for extended operation even when the input voltage is close to the output voltage.
• Low quiescent current minimizes power consumption, extending battery life.
• Overcurrent and thermal shutdown protection prevent damage to the regulator and connected circuits in case of fault conditions.
• Small package size allows for compact designs.

Additional Details

The R1170D321B-TR-F is a CMOS-based LDO regulator. It features a built-in short-circuit protection circuit and a thermal shutdown circuit. The output voltage is internally fixed at 3.2V with high accuracy. The device is designed to be stable with small ceramic capacitors. The DFN1.2x1.6-6 package is suitable for high-density mounting.