Datasheet Texas Instruments UCC28019AP — 数据表

Order
Now Product
Folder Support &
Community Tools &
Software Technical
Documents Reference
Design UCC28019A
SLUS828D – DECEMBER 2008 – REVISED OCTOBER 2017 UCC28019A 8-Pin Continuous Conduction Mode (CCM) PFC Controller
1 Features 3 Description The UCC28019A 8-pin active Power Factor
Correction (PFC) controller uses the boost topology
operating in Continuous Conduction Mode (CCM).
The controller is suitable for systems in the 100 W to
>2 kW range over a wide-range universal ac line
input. Start-up current during undervoltage lockout is
less than 200 ОјA. The user can control low power
standby mode by pulling the VSENSE pin below
0.77 V. 1 8-Pin Solution Reduces External Components
Wide-Range Universal AC Input Voltage
Fixed 65-kHz Operating Frequency
Maximum Duty Cycle of 98% (typ.)
Output Over/Undervoltage Protection
Input Brown-Out Protection
Cycle-by-Cycle Peak Current Limiting …