: If you cannot find the exact datasheet, consider using component distributor websites like Alldatasheet.com or Elcodis.com to search directly for the full part numbers OZ8682L or FAN6862L . Cross-referencing tools available through major distributors or dedicated platforms can also be helpful when direct sourcing is problematic.
Infineon Technologies ICL8820XUMA1 IC LED DRIVER OFFL DIM 8DSO IC LED DRIVER OFFL DIM 8DSO Go to product viewer dialog for this item. OZ8682L (OZ8682LN) Ic
A typical application from the datasheet requires minimal external components:
At its heart, the OZ8682L is a . It is designed to function as a "Smart Battery Charger" (SBC) within a "Smart Battery System" (SBS), providing complete battery charging control, most commonly for single-battery portable computers like laptops and netbooks.
The bidirectional data line used to read battery telemetry and write charging current/voltage limits. 2. Power and Ground Rails
Upon inserting an external power source, the ACIN pin reads the voltage level. If it meets preset internal thresholds, the ACOK pin triggers to alert the host Embedded Controller (EC).
| Question | Answer | | :--- | :--- | | | Unknown, likely NOT. A user on RepairLap asked this exact question, but no definitive answer was provided due to a lack of datasheets for comparison. The OZ8681 features simplified SMBus control and is available in the smallest package on the market. Given the differences, they are not recommended as direct substitutes without a schematic. | | Is there a known equivalent replacement? | Potentially the UP1589Q. An online reference suggests the "8682l datasheet rt8239b equivalent up1589q replacement". This is unconfirmed. The best practice is to replace it with an identical OZ8682LN-C1-0-TR . | | Where can I find a schematic using this IC? | Full schematics are elusive. However, schematics for laptop boards known to use this IC (e.g., Lenovo NM-A681, Quanta JW2) may be found on repair forums or schematic repositories. A forum user posted a link to a schematic (filename Quanta_JW2_UMA_Intel_Chief_River_Rev1A.pdf ) which likely contains the 8682L, but the link was no longer active. |
: Like most O2Micro controllers, it likely includes internal thermal shutdown (TSD) and over-voltage protection to prevent board damage during faults. Typical Repair Context
If system loading spikes suddenly, the 8682L adjusts its internal register flags. It dials back battery charging instantly or enters Hybrid Boost mode to supplement system rails from the battery cell. Troubleshooting & Common Diagnostics
According to standard application parameters, the IC maintains internal logic to process low-latency I2C and SPI data streams. This makes it equally effective for multi-sensor data processing hubs requiring rigorous power profiling. Key Specifications & Electrical Characteristics
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:
