Infineon CoolSET ICE2QR 65 Series Manuals

Manuals and User Guides for Infineon CoolSET ICE2QR 65 Series. We have 1 Infineon CoolSET ICE2QR 65 Series manual available for free PDF download: Design Manual

Infineon CoolSET ICE2QR 65 Series Design Manual

Infineon CoolSET ICE2QR 65 Series Design Manual (24 pages)

Quasi Resonance

Brand: Infineon | Category: Media Converter | Size: 2.3 MB

Table of Contents

Table of Contents
4
1 Introduction

5
2 Coolset Description

5
- Main Features
  5
- Pin Layout
  5
- Pin Functions
  6
  - ZC (Zero Crossing)
    6
  - FB (Feedback)
    6
  - CS (Current Sensing)
    6
  - Drain
    6
  - VCC (Power Supply)
    6
  - GND (Ground)
    6
3 Overview of Quasi-Resonant Flyback Converter

6
4 Functional Description and Component Design

8
- VCC Pre-Charging and Typical VCC Voltage During Start-Up
  8
  - VCC Capacitor
    9
- Soft-Start
  9
- Normal Operation
  10
  - Switch-On Determination
    10
  - Switch-Off Determination
    11
- Active Burst Mode Operation
  11
- Current Sense
  13
- Feedback
  13
- Zero Crossing
  13
- Protections
  15
- Others
  15
5 Typical Application Circuit

15
6 Input Power Curves for Quasi Coolset 650V/800V

16
7 PCB Layout Recommendation

22
8 Product Portfolio Quasi Resonant Coolset

22
9 Design Equations

23
10 References

24

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