(1ตัว) ไอซี UC3842 UC3843 PWM controller Voltage Regulators UC3842BN UC3843AN UC3844AN UC3845AN UC3846N UC3844 UC3845

DC DC Switching Controllers 30-V, 1A, 500KHz current mode PWM controller Product details Topology Boost, Buck, Buck-Boost, Flyback, Forward Control mode Peak Current Mode Duty cycle (Max) (%) 100 Supply voltage (Max) (V) 28 UVLO thresholds on/off (V) 16/10 Features Adjustable Switching Frequency, Current Limiting, Dead Time Control, Error Amplifier Operating temperature range (C) 0 to 70 Rating Catalog Frequency (Max) (kHz) 500 Gate drive (Typ) (A) 1