BUY UC3843AN https://www.utsource.net/itm/p/11223310.html

UC3843AN is a high performance current mode PWM controller manufactured by Texas Instruments. It is available in an 8-pin DIP package. Description: The UC3843AN is a high performance current mode PWM controller that can be used to generate a wide range of pulse width modulated (PWM) waveforms. It features a wide operating voltage range (4.5V to 18V) and a wide operating frequency range (50kHz to 500kHz). Features: * Wide operating voltage range (4.5V to 18V) * Wide operating frequency range (50kHz to 500kHz) * Low start-up current * Internal soft-start * Internal temperature compensation * Low standby current * High peak current capability Applications: * Switching power supplies * Motor control * Battery chargers * LED lighting * Solar power systems (For reference only)