Datasheet — 8682l Ic

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Founded in April 1995, O2Micro serves the computer, consumer, industrial, and communications markets. The OZ8682 family of battery chargers is built upon O2Micro’s patented parallel‑powering technology, which makes the Hybrid Power Boost feature possible.

The switching node connecting the external high-side MOSFET, low-side MOSFET, and power inductor. 4. Communication and Logic

The (full part number OZ8682L or OZ8682LN ) is a high-performance SMBus Level 2 Battery Charger IC primarily used in laptop motherboards and portable embedded systems. It is manufactured by O2Micro and is designed to manage complex power sequencing, voltage regulation, and battery charging protocols. Key Technical Specifications 8682l ic datasheet

Current sense input (Positive/Negative) for the battery charge current. VFB/FB: Voltage feedback from the battery. DRV/Gate: Drive signal for the external MOSFETs. COMP: Compensation pin for the internal error amplifier. ICTL: Charge current control. 4. Typical Applications

Lead times vary by supplier. Some distributors maintain stock and offer same‑day shipping, while others may have lead times of several weeks. Always check with your preferred distributor for current availability.

Found in chargers circuits of major laptop brands. This public link is valid for 7 days

: Ideal for IoT hubs and custom automation devices that need robust logic for battery management and power fluctuations. Datasheet and Replacement Insights

Differential current-sense inputs connected across a precision resistor to monitor current flowing from the adapter. 2. System and Battery Topology Control

The physical footprint of the 8682L utilizes a ( Can’t copy the link right now

Check the EN (Enable) pin for a high signal (usually >2V) and ensure VIN is present.

Test the continuity of the low-ohm current-sensing resistors (often