The MAX8878-28D from Maxim Integrated is a high-performance, low-dropout (LDO) linear regulator designed to deliver a well-regulated power supply with a fixed output voltage of 2.8V. This compact and efficient regulator is ideal for portable electronic devices where extended battery life is crucial, such as mobile phones, PDAs, and other handheld gadgets.

Key Features

• High Accuracy: The output voltage is precise, with an accuracy of ±1%, ensuring reliable operation of sensitive electronic components.
• Low Dropout Voltage: The device features a very low dropout voltage, typically 165mV at a 150mA load, which enhances efficiency and allows for longer battery life.
• High PSRR: With an excellent power supply rejection ratio (PSRR) of 70dB at 1kHz, the MAX8878-28D provides stable output even with fluctuations in the input voltage.
• Low Quiescent Current: The quiescent current is minimal, typically 90µA, reducing the power consumption when the device is in idle mode.
• Thermal Overload Protection: The regulator includes thermal overload protection that safeguards the device and the system during conditions of excessive power dissipation.
• Short-Circuit Protection: Built-in short-circuit protection ensures the safety and longevity of the regulator and the electronic device it powers.

Applications

The MAX8878-28D is versatile and can be used in a variety of applications, including:

• Battery-Powered Devices
• Cellular Phones
• Handheld Instruments
• Portable Media Players
• Wireless Modules and IoT Devices

Package and Availability

The device is available in a small, 5-pin SOT23 package, which is ideal for space-constrained applications. Its industry-standard footprint ensures compatibility with a wide range of PCB layouts. For pricing, samples, and further technical information, interested customers should contact Maxim Integrated or an authorized distributor.