8681l Ic Datasheet Pdf Hot Download 2021 Jun 2026

The 8681L typically controls external P-channel or N-channel MOSFETs that act as switches. Check these adjacent components for shorts, as a blown MOSFET can pull down the entire charging circuit.

Understanding how the internal components interact.

: Compatible with various battery chemistries through its SMBus programmable interface. icishka.com Technical Specifications : Typically found in a compact Dimensions 8681l ic datasheet pdf hot download

| Parameter | Value / Description | |-----------|----------------------| | | NMOS synchronous, fixed frequency | | Efficiency | >95% | | Voltage Accuracy | ±0.5% (battery voltage) | | Current Accuracy | ±3% (charging current) & ±3% (adapter current) | | Battery Voltage Setting | 11‑bit DAC, 1.024 V – 19.200 V | | Charge Current Setting | 6‑bit DAC, 128 mA – 8.064 A | | Adapter Input Current Setting | 6‑bit DAC, 256 mA – 11.008 A | | Control Interface | Simplified SMBus (SCL, SDL) | | Protection Features | Battery over‑voltage, over‑current, reverse connection, thermal shutdown | | Chemistry Supported | Li‑Ion (1 to 4 cells) and other chemistries | | Package | 16‑pin QFN |

: Global retailers such as AliExpress or regional distributors like IndiaMART often list detailed product specifications for replacement purposes. The 8681L typically controls external P-channel or N-channel

Cross-reference the marking diagram inside the PDF with your physical chip to ensure the packaging and revision match your hardware perfectly.

Frequency compensation network node for the PWM control loop. SRP Analog Input : Compatible with various battery chemistries through its

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: Note of Caution: Do not confuse the O2Micro OZ8681L with the TI ADS8681. The TI part is a 16-bit SAR ADC (Analog-to-Digital Converter) and is not compatible with laptop charging circuits. Where to Buy Replacement ICs

Place high-quality ceramic capacitors (X5R or X7R) as close as possible to the VIN and GND pins to mitigate switching noise.

Shuts down the output stages if the internal die temperature exceeds approximately 150∘C150 raised to the composed with power C