8682l Ic Datasheet ~upd~ Jun 2026
| Feature Category | Specific Feature | Detail / Performance | | :--- | :--- | :--- | | | Conversion Efficiency | > 95% (Synchronous Buck Topology) | | Control Interface | Communication | SMBus (System Management Bus) Level 2 | | Current Management | High-Side Sensing | Uses two high-side current sensors for precise input and charge current measurement | | | Dynamic Current Allocation | Allocates all remaining adapter current (not used by system) to the charger, minimizing charge time | | Voltage/Current Setting | Battery Voltage DAC | 11-bit Digital-to-Analog Converter, range: 1.024V to 19.200V | | | Charge Current DAC | 6-bit DAC, range: 128mA to 8.064A | | | Adapter Input Current DAC | 6-bit DAC, range: 256mA to 11.008A | | Protection Features | Battery Protection | Over-voltage, Over-current, Reverse connection protection | | | Thermal Protection | Embedded thermal shutdown | | | Adapter Protection | Automatic AC adapter voltage detection; under-voltage and over-voltage protection | | Chemistry Support | Battery Types | Supports various chemistries, including Li-Ion with 1 to 4 cells in series | | Accuracy | Voltage Regulation | ±0.5% battery voltage accuracy | | | Current Regulation | ±3% charging current and adapter current accuracy | | Physical | Package Type | 16-pin QFN (Quad Flat No-leads) – 3mm x 3mm | | | Part Markings | OZ8682, OZ 8682L, 8682, OZ8682L, 0Z8682L, 0Z 8682L |
Based on cross-referencing with common part numbering schemes from Chinese semiconductor houses (e.g., FM, TC, or HP branding), the 8682L often features:
: SMBus-programmable multi-chemistry battery charge controller with Hybrid Power Boost
The fluorescent hum of the server room was the only thing keeping Elias sane at 3:00 AM. He was a firmware engineer for a company that specialized in "legacy support"—a polite industry term for scavenging the technological graveyards of the 1980s.
Then, with a click that sounded impossibly loud in the quiet room, the line jumped to 4.8V. 8682l ic datasheet
Given the lack of specific information on the "8682L IC," I will provide a general guide on what to look for in an IC datasheet and how to approach a review:
(also marked as ) is an integrated circuit primarily used as a SMBus Level 2 Battery Charger
The search bar spun. No results found.
The first hurdle when researching the "8682l ic" is that this number alone is often a partial marking. This integrated circuit is almost universally identified by its full manufacturer code: or OZ8682LN-C1-0-TR . It is a product of O2 Micro , a company specializing in power management and battery charging solutions. | Feature Category | Specific Feature | Detail
: Consider the manufacturer's reputation for reliability, quality, and support.
: SMBus-controlled battery charging controller that supports Hybrid Power Boost
Operating as an SMBus Level 2 slave device, the 8682L relies directly on commands from the system’s host controller (such as the Embedded Controller or Super I/O chip) to dynamically adjust charge currents and voltage limits. This open communication architecture ensures safer, smarter charging curves optimized for multi-cell Li-ion or Li-polymer configurations. 2. Hybrid Power Boost System
What the board is exhibiting (e.g., completely dead system, charger not detected, or battery not charging)? Given the lack of specific information on the
The (most commonly referenced under its full manufacturer part numbers, OZ8682L and OZ8682LN ) is a highly integrated, specialized Power Management Integrated Circuit (PMIC) designed by O2Micro . It functions primarily as an SMBus Level 2 Battery Charger with Hybrid Power Boost .
Yes. OZ8682 is the base part number; OZ8682L (and the marking 8682L ) refers to the same device. All of these markings can be found on components that are functionally identical.
The OZ8682L is available from various online electronic component suppliers. Prices vary, but you can generally expect to pay a few Euros or Dollars per IC.
Elias sighed, rubbed his eyes, and turned to his keyboard. He typed the string into the specialized component search engine: 8682L ic datasheet .
The EC queries the battery pack's internal fuel gauge over SMBus, determining optimal charging currents and voltages. It sends these instructions to the 8682L, which begins modulating its PWM output to drive the external switching MOSFETs.