8681l Ic Datasheet Pdf Hot Download Exclusive «2024-2026»
Negative terminal for the AC adapter current sensing resistor. SDA Digital I/O
Enable or Shutdown input. High turns on the IC; low puts it in standby mode.
The OZ8681L is a pivotal component for modern, efficient, and safe battery management in portable devices. When troubleshooting or designing with this IC, ensuring you have the correct, up-to-date datasheet is crucial for success.
: It utilizes two high-side current sensors for precise monitoring and control.
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The OZ8681L is a highly integrated, SMBus programmable, multi-chemistry battery charge controller. It is specifically engineered to function as a smart battery charger (SBC) within complex smart battery systems (SBS).
When replacing a defective chip using a hot-air rework station, technicians must account for the alloy profile:
Input pin to define the series cell count of the battery pack. VREF Analog Output Internal precision bandgap reference voltage output. 9 COMP Analog Input
: It uses the SMBus (System Management Bus) for programming and monitoring. Negative terminal for the AC adapter current sensing
The 8681L is a high-performance integrated circuit primarily designed for and LED Driving applications . It is favored by engineers for its high thermal efficiency and minimal external component requirements.
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What (e.g., graphics card, motherboard) are you repairing?
: Used to precisely monitor both the system load and the charging current. The OZ8681L is a pivotal component for modern,
If the internal junction temperature exceeds approximately 150°C, the IC automatically disables the power stage until the die cools down to safe operational limits. Under-Voltage Lockout (UVLO)
: Lithium-Ion (Li-Ion), Lithium-Polymer, NiMH, and multi-cell variants Operating Temperature Range : -40∘Cnegative 40 raised to the composed with power C +85∘Cpositive 85 raised to the composed with power C Key Features & Architecture Dynamic AC Adapter Current Allocation
Proper PCB layout is critical to prevent switching noise from interfering with the feedback loop and to ensure proper thermal performance. Keep the path between CINcap C sub cap I cap N end-sub , the IN pin, and the GND pin as short as possible.
This comprehensive technical guide provides an overview of the 8681L IC, its core specifications, typical applications, and how to safely download and interpret its datasheet. Technical Overview of the 8681L IC
: It uses two high-side current sensors to monitor power. When the system is on, it dynamically allocates all available AC adapter current (not used by the system) to the charger to minimize charging time. Multi-Chemistry Support
: It is designed to handle multiple battery chemistries, including Lithium-ion (Li-ion) and Lithium-polymer, making it versatile for various portable devices.
