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XDPL8218
Infineon XDPL8218 Flyback Controller Manuals
Manuals and User Guides for Infineon XDPL8218 Flyback Controller. We have
1
Infineon XDPL8218 Flyback Controller manual available for free PDF download: Design Manual
Infineon XDPL8218 Design Manual (48 pages)
For high power factor flyback converter with constant voltage output
Brand:
Infineon
| Category:
Controller
| Size: 2.84 MB
Table of Contents
Table of Contents
1
About this Document
1
1 Introduction
3
2 Design Specifications
5
3 Transformer Design
6
4 Flyback MOSFET and Secondary Main Output Diode Selection
8
5 CS Resistor and GD Pin-Related Design
10
6 MOSFET Maximum Current Cycle-By-Cycle Limit and Start-Up Phase Design
11
7 HV Pin-Related Design
14
8 VCC Capacitance and Output UVP Design
15
9 Output OVP-Related Design
17
600 DC Link Filter and Secondary Main Output Capacitance
18
11 Input Voltage Levels for Start-Up and Protection
19
12 ZCD Pin-Related Design
20
13 Secondary-Side Regulation FB Circuit Design
22
14 Regulated Mode Parameters
26
Digital Notch Filter
26
On-Time Limit and Switching Frequency Limit (QRM1/DCM)
26
ABM FB Voltage Sensing and Control
27
FB Voltage Mapping and Mode Transition
28
FB Voltage Maximum Limit Ramp
29
15 Other Protection-Related Parameters
30
VCC Ovp
30
IC Over-Temperature Protection
30
Regulated Mode
30
CC Uvp
30
Primary MOSFET Over-Current Protection
30
Debug Mode
31
16 PCB Layout Guide
32
17 Parameter Configuration List, Set-Up and Procedures
33
Parameter Configuration List
33
Parameter Configuration Set-Up
34
Parameter Configuration Procedures
35
18 Fine-Tuning Guide
38
Input Voltage-Sensing Parameter Fine-Tuning
38
QR Valley Switching Parameter Fine-Tuning
39
Input Power Quality Related Parameter Fine-Tuning
41
19 Debugging Guide
42
Pin Signal Debugging
42
Firmware Status Code Read-Out Procedures with Debug Mode
45
20 References
46
Revision History
47
Www.infineon.com/Xdpl8218
48
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