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The R3119N050A-TR-JE is a voltage regulator IC manufactured by RICOH. Below are its key specifications, descriptions, and features:

Specifications

• Manufacturer: RICOH
• Part Number: R3119N050A-TR-JE
• Type: Low Dropout (LDO) Voltage Regulator
• Output Voltage: 5.0V (Fixed)
• Output Current: 150mA (Max)
• Input Voltage Range: 2.5V to 6.0V
• Dropout Voltage: 200mV (Typ) at 100mA
• Accuracy: ±2%
• Quiescent Current: 35μA (Typ)
• Package: SOT-23-5
• Operating Temperature Range: -40°C to +85°C
• Protection Features: Overcurrent Protection, Thermal Shutdown

Descriptions

The R3119N050A-TR-JE is a low-power, high-precision LDO regulator designed for battery-powered and portable applications. It provides a stable 5.0V output with low dropout voltage and ultra-low quiescent current, making it suitable for power-sensitive devices.

Features

• Low Dropout Voltage: Ensures efficient operation even with low input voltages.
• Low Quiescent Current: Minimizes power consumption in standby mode.
• High Output Accuracy: ±2% ensures stable voltage regulation.
• Built-in Protections: Overcurrent and thermal shutdown for enhanced reliability.
• Compact Package: SOT-23-5 for space-constrained applications.
• Low ESR Capacitor Compatible: Stable with ceramic capacitors.

This regulator is commonly used in IoT devices, wearables, portable electronics, and battery-powered systems.

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