The XR117-4CP is a precision quad voltage regulator manufactured by Exar Corporation. It is designed to provide stable and accurate voltage regulation for a variety of electronic applications. The regulator is known for its high efficiency and low dropout voltage, making it suitable for battery-powered devices and systems with tight power budgets.

Applications

• Battery-powered devices: Due to its high efficiency and low dropout voltage.
• Portable electronics: Including smartphones, tablets, and wearable devices.
• Industrial control systems: For precise voltage regulation in sensitive equipment.
• Power management circuits: As a key component in voltage regulation and distribution.
• Consumer electronics: In televisions, audio equipment, and set-top boxes.

Features

• Quad Voltage Regulator: Provides four independent voltage regulation channels.
• High Efficiency: Minimizes power loss and heat generation.
• Low Dropout Voltage: Allows for operation with minimal voltage difference between input and output.
• Overcurrent Protection: Prevents damage from excessive current draw.
• Thermal Shutdown: Protects the regulator from overheating.
• Adjustable Output Voltage: Allows for customized voltage settings via external resistors.

Benefits

• Improved Power Efficiency: Reduces energy consumption and extends battery life.
• Enhanced System Stability: Provides stable voltage regulation, minimizing voltage fluctuations and ensuring reliable operation.
• Protection Against Overloads: Overcurrent and thermal shutdown features protect the regulator and connected components.
• Flexible Voltage Settings: Adjustable output voltage allows for adaptation to various application requirements.
• Reduced Component Count: Integration of four voltage regulators in a single package simplifies circuit design.

Additional Details

The XR117-4CP typically operates with an input voltage range of 2.5V to 6.0V, and the output voltage can be adjusted using external resistors. The device is available in a compact package, making it suitable for space-constrained applications. The regulator is designed to provide a stable output voltage over a wide range of input voltages and load currents, ensuring reliable performance in demanding environments. The datasheet specifies detailed electrical characteristics, including quiescent current, line regulation, load regulation, and transient response.