Description: The UC2845 is a high performance current mode PWM controller.

Features:

• Wide operating supply voltage range (4.5V to 40V)
• Internal soft-start
• Adjustable oscillator frequency
• Low start-up current
• Programmable dead time
• Low current shutdown
• Low output voltage ripple

Applications:

• Switching power supplies
• Motor control
• Battery chargers
• Uninterruptible power supplies(For reference only) https://www.utsource.net/itm/p/64438.html