Texas Instruments

LP38690DTX-3.3/NOPB  

Linear & Switching Voltage Regulators

The LP38690DTX-3.3/NOPB is a high-efficiency step-down switching regulator from Texas Instruments. It is designed to provide a stable and regulated output voltage from a higher input voltage source. Here is a brief description of the model, its features, and potential applications:

Description:

The LP38690DTX-3.3/NOPB is a member of the Simple Switcher family of monolithic step-down regulators. It is available in a small, thermally efficient DDPAK package. The device is capable of providing an output voltage of 3.3V and is designed for applications that require high efficiency and a small form factor.

Features:

1. Output Voltage: The device is designed to provide a stable 3.3V output.
2. High Efficiency: It offers high efficiency in a wide range of input voltages and load conditions.
3. Small Form Factor: The DDPAK package is compact, making it suitable for space-constrained applications.
4. Wide Input Voltage Range: It can handle a wide range of input voltages, making it versatile for different power supply scenarios.
5. Thermal Protection: The device includes thermal shutdown protection to prevent damage in the event of overheating.
6. Light Load Efficiency: It maintains high efficiency even under light load conditions, which is beneficial for battery-powered devices.
7. No External Components: The device operates without the need for external components, simplifying the design and reducing the bill of materials.

Applications:

1. Portable Electronics: Due to its efficiency and small size, it's ideal for powering portable devices like smartphones, tablets, and wearables.
2. IoT Devices: Internet of Things (IoT) devices often require efficient power regulation, making this device suitable for such applications.
3. Medical Devices: The high efficiency and small size make it a good choice for battery-powered medical devices that require stable voltage regulation.
4. Industrial Equipment: In industrial settings, where reliability and efficiency are crucial, this device can provide stable power to various components.
5. Telecommunications: For equipment that needs a stable 3.3V supply, this regulator can ensure consistent performance.

When using the LP38690DTX-3.3/NOPB, it's important to follow the datasheet guidelines for proper operation, including input voltage, output voltage, and thermal management considerations.

LP38690DTX-3.3/NOPB Documents

Download datasheets and manufacturer documentation for LP38690DTX-3.3/NOPB

PCN Assembly/Origin :

LM29/LP/SM72x 16/Mar/2022      

Datasheets :

LP38690, LP38692      

Design Resources :

LP38690 Design with WEBENCH® Power Designer      

PCN Design/Specification :

Data Sheet Chg 3/Feb/2016