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The refers to a resettable PTC fuse (PolySwitch) commonly found in the LCD/backlight power circuitry of laptop motherboards, such as the Dell Inspiron N5110 Go to product viewer dialog for this item. and Lenovo B590 Go to product viewer dialog for this item. . In these schematics, it is specifically identified as a POLYSW-1D1A24V-GP-U , which is rated for 1.1A at 24V . Technical Schematic Overview
Requires a flyback diode (e.g., 1N5408) to prevent circuit damage
Load path (switching element)
Protection and auxiliary circuitry
The refers to a resettable PTC fuse (PolySwitch) commonly found in the LCD/backlight power circuitry of laptop motherboards, such as the Dell Inspiron N5110 Go to product viewer dialog for this item. and Lenovo B590 Go to product viewer dialog for this item. . In these schematics, it is specifically identified as a POLYSW-1D1A24V-GP-U , which is rated for 1.1A at 24V . Technical Schematic Overview
Requires a flyback diode (e.g., 1N5408) to prevent circuit damage f4901 11a 24v schematic new
Load path (switching element)
Protection and auxiliary circuitry
