onsemi

NCP161AFCT290T2G

NCP161AFCT290T2G Description

The NCP161AFCT290T2G is a linear regulator IC designed for power management applications, offering a fixed output voltage of 2.9V and a maximum output current of 450mA. Manufactured by onsemi, this device is housed in a 4-WLCSP package and is suitable for surface-mount applications. Despite its obsolete status, the NCP161AFCT290T2G remains a reliable choice for applications requiring a compact, efficient power solution.

NCP161AFCT290T2G Features

• Output Type: Fixed
• Input Voltage Range: Up to 5.5V
• Output Voltage: Fixed at 2.9V
• Output Current: 450mA
• Number of Regulators: 1
• Output Configuration: Positive
• Quiescent Current: 23 µA
• Power Supply Rejection Ratio (PSRR): 91dB at 100Hz to 48dB at 100kHz
• Control Features: Enable
• Protection Features: Over Current, Over Temperature, Soft Start
• Moisture Sensitivity Level (MSL): 1 (Unlimited)
• Compliance: REACH Unaffected, RoHS3 Compliant
• Mounting Type: Surface Mount
• Package: Tape & Reel (TR)

NCP161AFCT290T2G Applications

The NCP161AFCT290T2G is ideal for a variety of applications where a stable and efficient power supply is required. Its low quiescent current and high PSRR make it suitable for battery-powered devices and low-power systems. The enable feature allows for dynamic power management, while the over-current and over-temperature protections ensure robustness and reliability.

Specific use cases include:

• Battery-Powered Devices: The low quiescent current and fixed output voltage make it suitable for portable electronics.
• Low-Power Systems: Ideal for applications requiring minimal power consumption.
• Telecommunications: Suitable for low-power modules and components.
• Consumer Electronics: Can be used in devices where a stable power supply is essential.

Conclusion of NCP161AFCT290T2G

The NCP161AFCT290T2G offers a compact and efficient solution for power management needs. Its fixed output voltage and low quiescent current make it an excellent choice for applications where power efficiency and stability are paramount. Despite being marked as obsolete, the NCP161AFCT290T2G remains a reliable option for designers seeking a proven linear regulator with advanced protection features. Its compliance with REACH and RoHS3 standards ensures it meets environmental and regulatory requirements, making it a responsible choice for modern electronics.