8682l Ic Datasheet -

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Cell selection pin used to configure the topology (e.g., 2S, 3S, or 4S lithium-ion configurations). VREF

The chip actively adapts its output behavior to match the multi-stage constant current/constant voltage (CC/CV) profiles required by Lithium-Ion (Li-ion) and Lithium-Polymer (Li-Po) battery packs. Common Applications 8682l ic datasheet

The is housed in a standard QFN-16 (4mm x 4mm) structural package. This low-profile design eliminates traditional gull-wing leads, drastically reducing parasitic inductance and electromagnetic interference (EMI) during high-frequency switching tasks. Critical Pin Groups in the 16-Pin Layout

For hardware repair technicians, component engineers, and embedded electronics developers, finding complete documentation on this component can be challenging. This guide synthesizes structural engineering specs, architectural overviews, pinout functionality, and troubleshooting methodologies commonly contained within an official . 1. Device Overview and Key Specifications Thus: Cell selection pin used to configure the topology (e

The adapter powers the system and uses leftover headroom to charge the battery.

, allowing the system to draw power from both the battery and the adapter simultaneously to handle peak loads. Package Type and embedded electronics developers

Understanding the is crucial for circuit board diagnostics, trace repair, or validating voltage injection rails. The 16 pins are distributed evenly across the four sides of the silicon casing, heavily optimizing the power-ground paths. Primary Label Name Technical Description & System Function Power Inputs DCIN / VCC

| Component | Value | Notes | |-----------|------------------|------------------------------------------| | C1 | 10µF (0603/0805) | Input bypass ceramic (X5R or X7R) | | C2 | 10µF | Output to battery (low ESR) | | R1 | 2kΩ ±1% | Sets 500mA charge current | | R2, R3 | 1kΩ | LED current limiting | | D1 (red) | 3mm/0805 LED | On when charging | | D2 (green)| 3mm/0805 LED | On when charge complete |