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The XC6401FF39MR is a voltage regulator IC manufactured by TOREX Semiconductor Ltd. Below are its key specifications, descriptions, and features:

Specifications:

• Manufacturer: TOREX
• Part Number: XC6401FF39MR
• Type: Low Dropout (LDO) Voltage Regulator
• Output Voltage: 3.9V (Fixed)
• Output Current: 150mA
• Input Voltage Range: 2.0V to 6.0V
• Dropout Voltage: 160mV (Typical at 100mA load)
• Quiescent Current: 1.0μA (Typical)
• Package: SOT-25 (5-pin)
• Operating Temperature Range: -40°C to +85°C
• Accuracy: ±2%

Descriptions:

The XC6401FF39MR is a CMOS-based LDO regulator designed for low-power applications. It provides a stable 3.9V output with low dropout voltage and ultra-low quiescent current, making it suitable for battery-powered devices. The regulator includes built-in protection features such as overcurrent protection and thermal shutdown.

Features:

• Low Quiescent Current: 1.0μA (Typical) for extended battery life.
• Low Dropout Voltage: 160mV (Typical at 100mA load).
• High Ripple Rejection: Ensures stable output under varying input conditions.
• Built-in Protections: Overcurrent and thermal shutdown.
• Compact Package: SOT-25 (5-pin) for space-constrained designs.
• Fast Start-up Time: Suitable for power-sensitive applications.

This information is based on TOREX's official datasheet for the XC6401FF39MR. For detailed performance curves and application notes, refer to the manufacturer's documentation.