The MAX878LCSA is a high-efficiency, low-power, step-up DC-DC converter designed and manufactured by Maxim Integrated, a renowned leader in analog and mixed-signal products. This compact and versatile voltage converter is ideal for battery-powered applications due to its ability to boost lower voltages to higher levels, ensuring consistent performance even as battery voltage drops.

Key Features

• Wide Input Voltage Range: The device operates from a low input voltage of 0.7V, making it suitable for single-cell battery applications, and can support inputs up to a maximum of 5.5V.
• Adjustable Output Voltage: The output voltage is adjustable up to 28V, providing flexibility for various design requirements.
• High Efficiency: With efficiencies up to 88%, the MAX878LCSA ensures minimal power loss during voltage conversion, which is critical for extending battery life in portable devices.
• Low Quiescent Current: The quiescent current is as low as 110µA, which is beneficial for prolonging battery life in standby modes.
• Integrated Oscillator: The device includes an internal 1.2MHz fixed-frequency oscillator, which allows for a smaller external inductor and capacitors, reducing the overall solution size.

Applications

The MAX878LCSA is suitable for a wide range of applications, including but not limited to:

• Portable Electronics
• Wireless Mice and Keyboards
• Personal Medical Devices
• Handheld Instruments
• GPS Receivers

Package and Availability

The device is available in an 8-pin SO package, denoted by the 'LCSA' suffix, and is designed for surface-mount technology (SMT), enabling easy integration into modern PCB designs. With Maxim Integrated's commitment to quality and reliability, the MAX878LCSA is a smart choice for designers seeking a robust voltage conversion solution.

Conclusion

The MAX878LCSA from Maxim Integrated stands out with its high efficiency, low quiescent current, and flexible voltage adjustment capabilities, making it an excellent choice for extending the life of battery-powered devices. Its compact form factor and ease of integration further enhance its appeal to engineers and designers in a variety of fields.