8682l Ic Datasheet __exclusive__ ✭ [EXCLUSIVE]

The 8682L (also identified as OZ8682L or OZ8682LN) is a high-performance battery charging controller integrated circuit primarily used in laptop power management systems. Manufactured by O2Micro International, it is designed to manage and regulate power flow from an external adapter to the laptop battery and motherboard. Key Specifications & Features

Where to Find the Official 8682L IC Datasheet

Given the component’s ambiguous origin, here are strategies to obtain an official or equivalent datasheet: 8682l ic datasheet

4. Cons ❌

• Mediocre Quiescent Current – 2–5mA is high for battery-powered devices (compare to 1–50µA for modern LDOs).
• No Enable Pin – Always on; not suitable for power-sequencing or low-power standby.
• Modest Current Limit – 300mA max means no high-power loads (use 78M05 or 7805 for 500mA+).
• Output Accuracy – Typically ±4% (older parts); newer variants may offer ±2%.
• Heat Dissipation – In SOT-89, 300mA at 12V input → 5V output = 2.1W, which requires careful PCB heatsinking.

References and next steps

• Obtain the official 8682L manufacturer datasheet for exact electrical specifications, pinouts, reference designs, and regulatory guidance.
• Use evaluation kits and reference firmware where available for faster development.

Function: SMBus Level 2 Battery Charger with Hybrid Power Boost technology. Package Type: QFN-16 (16-pin Quad Flat No-lead). Operating Voltage: Typically operates at 3.3V. The 8682L (also identified as OZ8682L or OZ8682LN

Key Features

Feedback: The OVP pin monitors the output rail; if the LED string breaks, the IC shuts down to prevent a voltage spike. Troubleshooting Tips Mediocre Quiescent Current – 2–5mA is high for