MAX8875 (4)

The MAX8875 is available from Analog Devices at Xecor. Designed for low-dropout voltage regulation, the MAX8875 offers 150mA output current, low quiescent current (85µA), and a power-OK output feature. Available in SOT-23-5 package, it is ideal for battery-operated portable equipment such as PCS phones, cellular phones, cordless phones, and modems. Whether used in audio systems, handheld instruments, or PCMCIA cards, this series ensures high efficiency, thermal protection, and reverse-battery protection for demanding applications. Xecor is an authorized distributor for Analog Devices. Please view our extensive selection of the MAX8875 series below.

Part Number Description Package Inventory Add To Bom
MAX8875EUK50+T MAX8875EUK50+T: Efficient 150mA LDO Regulator with Power OK Output SOT-23-5 3,777
MAX8875EUK30+T Low dropout design ensures smooth power delivery SOT-23-5 4,369
MAX8875EUK25+T LDO Regulator Pos 2.5V 0.15A 5-Pin SOT-23 T/R SOT-23-5 6,137
MAX8875EUK33+T MAX8875EUK33+T: 150mA LDO voltage regulators for high performance SOT-23-5 4,248

Key Featrues

Power-OK Output: The MAX8875 includes a Power-OK output feature, which provides a signal indicating when the output voltage is within regulation. This is particularly useful for systems requiring a reliable power-up sequence, enhancing system stability and reliability in applications like handheld devices and modems.
Low Dropout Voltage: With a dropout voltage as low as 110mV at 100mA load (165mV at 150mA), the MAX8875 ensures efficient operation even when the input voltage is close to the output voltage. This makes it ideal for battery-powered devices, extending battery life and improving performance in low-voltage conditions.
Thermal and Short-Circuit Protection: The device incorporates thermal-overload and short-circuit protection, safeguarding the regulator and the connected circuitry from damage due to excessive heat or current. This enhances the durability and reliability of the system, especially in demanding environments.
Low Quiescent Current: The MAX8875 operates with a no-load supply current of just 85µA, making it highly efficient for battery-operated portable equipment. This low quiescent current minimizes power consumption, which is critical for extending battery life in devices like PCS phones and PDAs.
Reverse-Battery Protection: The regulator includes reverse-battery protection, which prevents damage if the battery is connected incorrectly. This feature adds an extra layer of security, making the device more robust and reliable in portable and handheld applications.

Applications

Portable Medical Devices: The MAX8875 is ideal for powering portable medical devices such as glucose meters, pulse oximeters, and portable ECG monitors. Its low-dropout voltage and low quiescent current ensure efficient power management, extending battery life in critical healthcare applications.
IoT Sensor Nodes: The MAX8875 is well-suited for IoT sensor nodes, providing stable and reliable power to sensors and microcontrollers in remote or battery-operated environments. Its small form factor and low power consumption make it perfect for compact, energy-efficient IoT designs.
Wearable Electronics: The MAX8875 is an excellent choice for wearable electronics, such as fitness trackers and smartwatches. Its low dropout voltage and thermal protection ensure reliable operation in compact, battery-powered devices, even under varying load conditions.
Portable Audio Devices: The MAX8875 is ideal for portable audio devices like Bluetooth headphones and portable speakers. Its low noise and high PSRR (Power Supply Rejection Ratio) ensure clean power delivery, enhancing audio quality in battery-powered audio applications.