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SF1560 - Highly Integrated Current Mode PWM Controller

General Description

SF1560 is a high performance, highly integrated current mode PWM controller for medium to large offline flyback converter applications.

In SF1560, the PWM switching is internally trimmed to tight range.

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Datasheet Details

Part number SF1560
Manufacturer SiFirst
File Size 62.26 KB
Description Highly Integrated Current Mode PWM Controller
Datasheet download datasheet SF1560 Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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SF1560 Highly Integrated Current Mode PWM Controller with Latch TURES ◆ Latch Plug-off Protection with External Triggering ◆ Built-in Soft Start Function ◆ Very Low Startup Current ◆ Frequency Reduction and Burst Mode Control for Energy Saving ◆ Built-in Frequency Shuffling ◆ Programmable Switching Frequency ◆ Built-in Synchronous Slope Compensation ◆ Cycle-by-Cycle Current Limiting ◆ All Pins Floating Protection ◆ High Voltage CMOS Process with Excellent ESD Protection ◆ Current Mode Control ◆ Built-in Leading Edge Blanking (LEB) ◆ Constant Power Limiting ◆ Audio Noise Free Operation ◆ VDD OVP & Clamp ◆ VDD Under Voltage Lockout (UVLO) APPLICATIONS Offline AC/DC Flyback Converter for ◆ AC/DC Power Adaptors ◆ Open-frame SMPS ◆ Print Power, Scanners, and Motor Drivers GENERAL DESCRIPTION