However, based on standard 35W power electronics architecture (often used in dual USB-C chargers like those from
ipkblsr could be a concatenation of features: IPK (Integrated Power Kit) + BL (Ballast) + SR (Synchronous Rectifier). Thus, a "35W Integrated Ballast with Synchronous Rectification."Technical Forums and Communities: Websites like Reddit (r/LearnElectronics, r/Electronics), Stack Exchange (Electrical Engineering), and other electronics forums might have users who have worked with similar components and can provide insights or share knowledge about where to find the schematic. ipkblsr 35w schematic
[Input: 12V DC] ---[Fuse]---[KBL406 Bridge]---+---[100µF 50V]---[SW pin: IPK IC]---[Inductor 22µH]---[Output Cap]---[USB-C Port]
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+---[VCC pin] [Feedback divider to FB pin]
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+---[GND]---------------------------------[Current sense resistor 10mΩ]