The LM3658SD-B/NOPB is a highly integrated, flexible dual-input USB/AC Li-Ion/Polymer battery charger designed by Texas Instruments. This compact, efficient, and robust device is engineered to accommodate the demanding needs of portable applications where space and power efficiency are at a premium.

Key Features

• Dual Input Voltage: The charger supports both USB and AC adapter inputs, providing the flexibility to charge the battery from a standard USB port or an external AC power supply.
• Automatic Power Source Selection: It automatically selects the appropriate power source (USB or AC) without external user intervention.
• Integrated Power FETs: Onboard power FETs streamline the design by reducing the number of external components required.
• Charge Termination and Preconditioning: The LM3658SD-B/NOPB includes safety features such as charge termination and battery preconditioning, which help to prolong battery life and ensure safe charging cycles.
• Status Indicators: LED status indicators provide visual feedback on the charging process and battery status, enhancing user experience.
• Thermal Regulation: The device also incorporates thermal regulation to protect against overheating during the charging process.

Applications

Suitable for a wide range of applications, the LM3658SD-B/NOPB is ideal for portable electronics such as smartphones, tablets, digital cameras, and other USB-chargeable devices that require efficient and reliable charging solutions.

Package and Quality

The LM3658SD-B/NOPB comes in a compact 10-pin WSON package, making it an excellent choice for space-constrained applications. Manufactured by Texas Instruments, a leader in semiconductor solutions, this product is built to meet high-quality standards and ensures reliable performance in various operating conditions.

Environmental Compliance

As indicated by the "NOPB" (No Lead (Pb)) suffix in its part number, the LM3658SD-B/NOPB is designed to be compliant with RoHS (Restriction of Hazardous Substances) directives, making it an environmentally friendly choice for manufacturers looking to create greener products.