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TL494 Frequency / Duty Ration Adjustable PWM Controller - Blue
Can adjust output frequency and duty ration; Widely used in switch power supply and PWM drive board; Adjustable frequency: 300Hz~100KHz£¬ duty ration can adjust up to 96%; Stable signal; Working voltage: DC 7~40V£¬ max. 42V; Max. output current: 250mA; Output voltage: DC 5V; Max. power consumption: 1000mW; Working temperature: 0~70'C.