Negative terminal for the AC adapter current sensing resistor. SDA Digital I/O
These schematics can be a lifesaver when you need to understand pin‑level connections, external passives, and signal flow.
Which would you like? If you want the datasheet summary, tell me whether to assume RF transceiver, power regulator, or logic IC (I’ll pick one if you don’t).
L=VIN−VOUTΔIL×VOUTVIN×fSWcap L equals the fraction with numerator cap V sub cap I cap N end-sub minus cap V sub cap O cap U cap T end-sub and denominator cap delta cap I sub cap L end-fraction cross the fraction with numerator cap V sub cap O cap U cap T end-sub and denominator cap V sub cap I cap N end-sub cross f sub cap S cap W end-sub end-fraction Set output voltage based on the formula:
Includes over-current protection (OCP), over-voltage protection (OVP), and thermal shutdown (OTP). Pin Configuration and Descriptions
The 8681L IC is typically housed in an 8-pin surface-mount package. Understanding the pin function ensures correct diagnostic probing during troubleshooting.
: Main input power supply pin connected to the AC adapter rails.
Soft-Start control or Bootstrap pin for driving upper gate MOSFETs.
: Enter OZ8681LN or OZ8681L rather than just the shortened prefix to prevent getting results for unrelated fuse holders or connectors.