Part SF1531
Description Current Mode PWM Controller
Manufacturer SiFirst
Size 58.20 KB
SiFirst

SF1531 Overview

Description

SF1531 is a high performance, high efficiency, low cost, highly integrated current mode PWM controller for.

Key Features

  • Proprietary η-BalanceTM Control to Boost Light Load Efficiency
  • Proprietary “Zero OCP/OPP Recovery Gap” Control
  • Built-in Soft Start Function
  • Very Low Startup Current
  • High Voltage CMOS Process with Excellent ESD Protection
  • Frequency Reduction and Burst Mode Control for Energy Saving
  • Current Mode Control
  • Built-in Frequency Shuffling
  • Programmable Switching Frequency
  • Built-in Synchronous Slope Compensation