The LM3420M5-12.6 is a highly sophisticated and versatile battery charge controller specifically designed for lithium-ion batteries, brought to you by the renowned semiconductor manufacturer, Texas Instruments. This compact, yet powerful, integrated circuit is tailored to manage the charging process of single-cell lithium-ion batteries with precision and efficiency.

Key Features

• Voltage Precision: The LM3420M5-12.6 provides a charge voltage precision of ±1%, ensuring that the battery is charged accurately to its peak capacity without overcharging, thereby enhancing the battery's lifespan and reliability.
• Adjustable Current Regulation: It allows for programmable charge current through an external resistor, giving users the flexibility to tailor the charging process to the specific needs of their application.
• Temperature Range: This device operates over an industrial temperature range of -40°C to +85°C, making it suitable for a wide array of environments and applications.
• Package: It comes in a small SOT-23 package, making it ideal for portable applications where space is at a premium.
• Protection Features: The LM3420M5-12.6 includes a variety of safety features such as under-voltage lockout, thermal shutdown, and current limiting to protect both the battery and the circuitry during adverse conditions.

Applications

The versatility of the LM3420M5-12.6 makes it an excellent choice for a broad range of applications, including:

• Portable electronics such as smartphones, tablets, and laptops
• Handheld medical devices
• Power tools and e-bikes
• Uninterruptible power supplies (UPS)
• And other battery-powered devices where efficient charging is essential

Why Choose the LM3420M5-12.6?

With Texas Instruments' commitment to high-quality and performance, the LM3420M5-12.6 stands out as a reliable and efficient solution for managing lithium-ion battery charging. It's designed to maximize battery life while minimizing the footprint on your PCB, making it a smart choice for designers looking to create compact, efficient, and reliable battery-powered systems.