The DG201BDY-E3 is an analog switch manufactured by Vishay. It is a single-pole, double-throw (SPDT) switch designed for high-speed, low-power operation. The device is rated to switch up to 1A and at voltages between -30V and +30V. It features a low On-state resistance of 0.1O and an Off-state resistance of 1GO. It can operate from -40°C to +85°C. The device uses CMOS (Complementary metal-oxide-semiconductor) technology for high reliability and superior performance. This makes it an ideal choice for use in portable electronic devices.