onsemi

NCP4688DMU30TCG

NCP4688DMU30TCG Description

The NCP4688DMU30TCG is a linear regulator IC designed by onsemi, offering a fixed output voltage of 3V and a maximum output current of 150mA. This device is part of the Power Management Integrated Circuit (PMIC) category and is housed in a 4UDFN package suitable for surface mount applications. Despite being marked as obsolete, the NCP4688DMU30TCG remains a reliable choice for applications requiring a stable and efficient power supply solution.

NCP4688DMU30TCG Features

• Output Type: Fixed, ensuring a consistent 3V output voltage.
• Input Voltage Range: Capable of handling a maximum input voltage of 5.25V, providing flexibility in power source selection.
• Output Current: Delivers a steady 150mA of current, suitable for low-power applications.
• Low Dropout Voltage: With a maximum dropout voltage of 0.28V at 150mA, the NCP4688DMU30TCG maintains high efficiency even at low input-to-output voltage differentials.
• Quiescent Current: Features a low quiescent current of 100 µA, minimizing power consumption during operation.
• Power Supply Rejection Ratio (PSRR): Offers a PSRR of 80dB at 1kHz and 65dB at 100kHz, ensuring excellent noise rejection and stable output voltage.
• Control Features: Includes an enable function, allowing for precise control over the regulator's operation.
• Protection Features: Equipped with over-current protection to safeguard against short circuits and excessive load conditions.
• Moisture Sensitivity Level: MSL 1 (Unlimited), making it suitable for a wide range of manufacturing environments.
• Compliance: REACH unaffected and ECCN classified as EAR99, ensuring compliance with international regulations.

NCP4688DMU30TCG Applications

The NCP4688DMU30TCG is ideal for a variety of applications where a stable and efficient power supply is required. Its low dropout voltage and low quiescent current make it particularly suitable for battery-powered devices and portable electronics. The enable function and over-current protection enhance its versatility and reliability in applications such as:

• Portable Devices: Smartphones, tablets, and other handheld electronics that require efficient power management.
• Battery Chargers: Ensuring stable voltage regulation during the charging process.
• Wearable Technology: Providing a reliable power supply for devices with limited power budgets.
• Low-Power Systems: Ideal for IoT devices, sensors, and other low-power applications where efficiency and stability are paramount.

Conclusion of NCP4688DMU30TCG

The NCP4688DMU30TCG from onsemi is a robust linear regulator IC that offers a fixed 3V output voltage and a maximum output current of 150mA. Its low dropout voltage, low quiescent current, and high PSRR make it an efficient and reliable choice for low-power applications. Despite its obsolete status, the NCP4688DMU30TCG remains a viable option for designers seeking a stable power supply solution. Its enable function and over-current protection further enhance its suitability for a wide range of applications, from portable electronics to low-power systems.