onsemi

NCP4680DMX12TCG

NCP4680DMX12TCG Description

The NCP4680DMX12TCG is a linear voltage regulator designed for applications requiring a stable and efficient power supply. Manufactured by onsemi, this regulator offers a fixed output voltage of 1.2V and can deliver up to 150mA of output current. It features a dropout voltage of 0.67V at 150mA, ensuring high efficiency even at low input voltages. The regulator is housed in a 4x4 DFN package, making it suitable for surface mount applications and providing a compact solution for space-constrained designs.

NCP4680DMX12TCG Features

• Fixed Output Voltage: The NCP4680DMX12TCG provides a stable 1.2V output voltage, ideal for applications requiring a consistent power supply.
• High Efficiency: With a dropout voltage of 0.67V at 150mA, the regulator maintains high efficiency even at low input voltages, making it suitable for battery-powered devices.
• Low Quiescent Current: The regulator features a quiescent current of only 70 µA, minimizing power consumption in standby mode.
• High PSRR: The NCP4680DMX12TCG offers a power supply rejection ratio (PSRR) of 75dB at 1kHz, ensuring excellent noise filtering and stable output voltage.
• Enable Control: The regulator includes an enable feature, allowing for dynamic control of the output voltage, which can be useful for power sequencing and low-power modes.
• Over-Current Protection: The device is equipped with over-current protection, safeguarding both the regulator and the load from damage due to excessive current.
• Surface Mount Packaging: The 4x4 DFN package is designed for surface mount technology, providing a compact and reliable solution for modern electronics.

NCP4680DMX12TCG Applications

The NCP4680DMX12TCG is well-suited for a variety of applications where a stable and efficient power supply is required. Some specific use cases include:

• Battery-Powered Devices: The low dropout voltage and low quiescent current make this regulator ideal for battery-powered applications, such as portable electronics and IoT devices.
• Low-Power Systems: The enable control and low quiescent current are beneficial for low-power systems that require dynamic power management.
• Consumer Electronics: The compact size and high efficiency make the NCP4680DMX12TCG suitable for consumer electronics, such as smartphones, tablets, and wearables.
• Industrial Applications: The over-current protection and stable output voltage ensure reliable performance in industrial applications, such as sensors and control systems.

Conclusion of NCP4680DMX12TCG

The NCP4680DMX12TCG is a versatile linear voltage regulator that offers a combination of high efficiency, low quiescent current, and a stable output voltage. Its compact 4x4 DFN package and surface mount technology make it an ideal solution for space-constrained designs. The enable control and over-current protection features provide additional flexibility and reliability, making the NCP4680DMX12TCG a robust choice for a wide range of applications. Despite being marked as obsolete, the NCP4680DMX12TCG remains a valuable component for engineers seeking a reliable and efficient power supply solution.