Cách ly quang PC817
Đăng ngày 06-08-2011 12:02:00 AM
Giá : 2 500 VND
Cách ly quang PC817
4N25
Đăng ngày 28-07-2011 11:47:00 AM
Giá : 3 500 VND
The 4N25 family is an industry standard single channel phototransistor coupler. This family includes the 4N25, 4N26, 4N27, 4N28. Each optocoupler consists of gallium arsenide infrared LED and a silicon NPN phototransistor.