ChargerLAB Teardown of Lenovo Legion 140W PD3.1 USB-C GaN Laptop Charger

🎯 Загружено автоматически через бота: 🛑 Оригинал: 📺 ChargerLAB — @ChargerLAB 📃 Оригинальное описание: If you wanna buy the tester of POWER-Z, you can visit our Amazon store: Introduction --------------------------------------------------------------- Last year, we took apart the Lenovo Legion 135W or C135 USB-C GaN charger. Today, we got its upgraded version, the 140W or C140. Compared with the previous 135W charger, the compatibility has been greatly improved. It can support 28V5A PD3.1 protocol and 20V7A 140W Lenovo’s proprietary protocol. Let’s take it apart to see what it looks like inside. Bill of materials (BOM) ------------------------------------------ Model: LA140 Input Time-delay Fuse: CONQUER Safety X2 Capacitor: Surong Bridge Rectifier: Yangjie GBU2510 SMD Y Capacitor: Holy Stone PFC Boost Controller: JoulWatt JW1572 GaN FET (PFC Boost): GaNext G1N65R150PB-N PFC Boost Rectifier: ER1060S Electrolytic Capacitor: Chengxing AHB Controller: JoulWatt JW1556B GaN FET (AHB Topology): GaNext G1N65R240PB GaN FET Driver: ON Semiconductor NCP51530B Power Supply Capacitor: Su’scon SMD Y Capacitor: Holy Stone Optocoupler: CT1018 Synchronous Rectification Controller: JoulWatt JW7726BL Synchronous Rectifier: SP150N095 Solid Capacitor: PolyCap Protocol Chip: Weltrend WT6676F Output VBUS MOSFET: NCE Power NCEP40T15GU Chapter ---------------------------------- 0:00 Intro 1:33 Test 2:43 Teardown 3:59 Analysis 7:34 Summary For more details. You can visit our website: SOCIALS: Instagram： Facebook： Twitter： Telegram: For Business Inquiries: info@