8682l Ic Datasheet !link! Here

At its heart, the OZ8682L is a . It is designed to function as a "Smart Battery Charger" (SBC) within a "Smart Battery System" (SBS), providing complete battery charging control, most commonly for single-battery portable computers like laptops and netbooks.

The CS (Current Sense) pin monitors the voltage across a resistor in series with the LEDs to maintain constant brightness.

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SMBus clock lines for synchronized communication with the host EC (Embedded Controller). SMDATA 8682l ic datasheet

Detailed electrical characteristics, such as pinout configurations and thermal performance data, are found in the official O2Micro datasheet

The OZ8682L is manufactured by O2Micro, a company recognized for producing specialized power management ICs. This specific chip is designed to manage the charging process of Lithium-ion (Li-ion) batteries, ensuring safe and efficient charging cycles. It is frequently found on the motherboard of laptops, managing the power flow from the AC adapter to the battery and the rest of the system. Part Number: OZ8682L / OZ8682LN Package Type: QFN-16 (Quad Flat No-lead, 16 pins) 1.2.3 Function: Battery Charger Controller 1.2.4 Manufacturer: O2Micro 2. Key Features of the 8682L IC

Precision programmable constant-current (CC) and constant-voltage (CV) charging profiles. At its heart, the OZ8682L is a

The 8682L is ideal for a 300mAh to 500mAh battery in a small form factor. Design parameters:

If you are currently sourcing components or troubleshooting a specific board, would you like assistance looking up to replace the 8682L, or do you need a deep dive into the schematic diagram layout for a specific laptop model? Share public link

This component is more than just a number; it is an intelligent power manager, a critical link in the charging system, and a common point of failure in many laptops. Knowing its specifications, applications, and alternatives is the key to successful diagnosis and repair. This public link is valid for 7 days

Below is the reference design for a basic 5V USB-powered single-cell Li-ion charger using the 8682L.

Archived industry indexes such as the Datasheet Archive Search Engine Engine provide historical context on revision changes between standard variants.

The 8682L sits between low-cost TP4056 (larger package) and higher-performance MCP73831 (more expensive).