The MAX8840ELT33+T from Maxim Integrated is a high-performance, low-dropout (LDO) linear regulator designed to deliver a continuous 3.3V output voltage. This compact and efficient component is an ideal choice for portable applications where extended battery life is crucial.

Key Features

• Output Voltage: Fixed 3.3V with high accuracy.
• Output Current: Capable of delivering up to 150mA, suitable for a range of low-power devices.
• Low Dropout Voltage: Ensures efficient operation even when the input voltage is close to the output voltage, minimizing power loss.
• High PSRR: Excellent power supply rejection ratio (>70dB at 1kHz) helps in maintaining a stable output despite fluctuations in the input supply.
• Low Quiescent Current: The regulator features a low quiescent current, which is ideal for battery-powered devices, prolonging battery life.
• Thermal Protection: Built-in thermal overload protection guards the device against excessive temperature and power dissipation.
• Short-Circuit Protection: Offers robust protection against short-circuit conditions, enhancing the reliability of the end application.
• Package: Available in a tiny, lead-free 6-pin TDFN package, making it suitable for space-constrained applications.

Applications

The MAX8840ELT33+T is designed for a variety of applications that require a stable and efficient power supply. This includes, but is not limited to:

• Portable and battery-powered devices
• Wireless handsets and accessories
• Bluetooth® peripherals
• Personal digital assistants (PDAs)
• MP3 players
• Portable medical equipment

Conclusion

With its combination of features that include low dropout voltage, high PSRR, low quiescent current, and protection against over-temperature and short circuits, the MAX8840ELT33+T stands out as a reliable power management solution. Maxim Integrated's commitment to quality ensures that this LDO regulator will enhance the performance and extend the battery life of your portable applications.