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The is rarely used alone; it is a controller that works with external MOSFETs and passive components to control high current.
The 8682L IC is a low-power, high-performance device manufactured by [Manufacturer Name]. It is a [briefly mention the type of IC, e.g., voltage regulator, microcontroller, etc.]. The IC is designed to operate at a low voltage, making it suitable for battery-powered devices.
It is highly likely that the number "8682L" refers to a specific batch code, date code, or a manufacturer-specific marking variant of a standard component. In the electronics industry, the core component is usually identified as the BA682 or the BA682F series. The following information pertains to the BA682 , which is the standard IC associated with this part number marking.
The OZ8682L is typically used as a within a Smart Battery System (SBS) , providing complete battery charging control for single‑battery portable computer systems. 8682l ic datasheet
Adapter is detected, system runs from AC, but battery does not charge.
Known for use in Apple MacBook Pro series motherboards (e.g., part number 820-2936-B). Common Use Cases & Maintenance
This article explores the , pinout functionality, common applications, and troubleshooting tips. 1. What is the 8682L IC? The is rarely used alone; it is a
Regulates the DC/DC conversion process required to safely charge Lithium-ion battery packs. WIT Computers troubleshooting a charging issue on a motherboard? MICRO OZ8682LN OZ8682L 8682LN 8682L Controller Chip ICs
| Feature | Description | | :--- | :--- | | | Enables battery to provide power in parallel with the AC adapter, allowing the use of smaller, lower‑cost adapters | | High Efficiency | >95% power conversion efficiency in synchronous NMOS topology | | NMOS Synchronous Topology | Fixed frequency operation for consistent performance | | High Accuracy | ±0.5% battery voltage, ±3% charging current, ±3% adapter current accuracies | | SMBus Programmable | Simplified SMBus Level 2 control of battery voltage, charge current, and adapter input current | | Wide Voltage Range | 11‑bit DAC battery voltage setting (1.024 V to 19.200 V) | | Programmable Current Limits | 6‑bit DAC charge current (128 mA to 8.064 A); 6‑bit DAC adapter current (256 mA to 11.008 A) | | Dual High‑Side Current Sensing | Separate sense resistors for charge and discharge monitoring | | Automatic AC Adapter Detection | Outputs valid adapter presence signal | | Dynamic Current Allocation | Remaining adapter current not used by the system is automatically allocated to charging | | Multi‑Chemistry Support | Charges batteries of various chemistries, including Li‑Ion with 1 to 4 cells in series | | 16‑pin QFN Package | Space‑saving 3×3 mm QFN (Quad Flat No‑leads) | | Comprehensive Protection | Built‑in battery over‑voltage, over‑current, reverse connection protection, and embedded thermal shutdown |
in laptop motherboards, including certain Apple MacBook Pro models. Core Specifications SMBus Level 2 Battery Charger with Hybrid Power Boost. Package Type: Most commonly found in a 16-pin QFN The IC is designed to operate at a
When working with the 8682L IC for repairs or new designs, keep the following in mind:
Bidirectional open-drain control lines linking the chip directly to the system's embedded controller and SMBus battery master.
