The LP38690SD-ADJ from Texas Instruments is a low-dropout regulator designed to offer a combination of low quiescent current, low noise, and high output accuracy. This adjustable voltage regulator is suitable for a wide range of applications, including battery-powered devices, where extended battery life is a priority.

Key Features

• Adjustable Output: The device provides an adjustable output voltage that can be set from 1.25V to 5.5V with the use of external resistors. This flexibility makes it ideal for powering a variety of ICs and microcontrollers.
• High Output Accuracy: The LP38690SD-ADJ offers excellent regulation, maintaining a high accuracy level under varying input voltages and output loads.
• Low Dropout Voltage: The low dropout voltage allows the regulator to continue delivering a stable output even when the input voltage is close to the output voltage, enhancing efficiency and battery life.
• Low Quiescent Current: With a low quiescent current, the LP38690SD-ADJ is optimized for battery-powered applications, as it minimizes the drain on the battery when the device is in standby mode.
• Thermal Protection: The built-in thermal shutdown feature protects the device from overheating, ensuring reliable operation under a range of temperature conditions.
• Current Limiting: The current limit feature helps protect the regulator and the powered device from damage due to overcurrent conditions.

Applications

The versatility of the LP38690SD-ADJ makes it suitable for a wide array of applications, including:

• Battery-powered equipment
• Portable consumer electronics
• Wireless peripherals
• Microcontroller power supplies
• Linear power supplies

Package and Availability

The LP38690SD-ADJ is available in a space-saving WSON-8 package, making it suitable for use in compact designs. It is part of Texas Instruments' extensive line of voltage regulators and linear products, known for their reliability and performance. For detailed specifications, application notes, and ordering information, please refer to the Texas Instruments official website or contact their sales and support team.