Datasheet XDPL8210 (Infineon) - 4

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XDPL8210 Digital Flyback Controller IC XDP™ Digital Power Table of contents Table of contents Features
. 1
Product validation
. 1
Potential applications
. 1
Description
. .3
Table of contents
. 4
1 Pin configuration
. 6
2 Functional block diagram
. 7
3 Functional description
. 8 3.1 Regulated mode . .8 3.1.1 Constant current and limited power set-point . 8 3.1.2 Multimode operation . .9 3.1.3 Control loop initialization . 11 3.2 Configurable gate voltage rising slope at GD pin . 12 3.3 Startup . 12 3.4 Line synchronization . .13 3.5 Input voltage, output voltage and output current estimation . 14 3.5.1 Input voltage estimation . 15 3.5.2 Output voltage estimation . .15 3.5.3 Output current estimation . .16 3.6 Power factor correction . 18 3.7 Dimming control . 18 3.8 Protection features . 19 3.8.1 Primary MOSFET overcurrent protection . 20 3.8.2 Output undervoltage protection . 20 3.8.3 Output overvoltage protection . 21 3.8.4 Transformer demagnetization time shortage protection . 23 3.8.5 Regulated mode peak output overcurrent protection . .23 3.8.6 Minimum input voltage startup check and input undervoltage protection . 24 3.8.7 Maximum input voltage startup check and input overvoltage protection . 24 3.8.8 VCC undervoltage lockout . 24 3.8.9 VCC overvoltage protection . 25 3.8.10 IC overtemperature protection . 25 3.8.11 Other protections . .25 3.8.12 Protection reactions . 26
4 Debug mode
. .26
5 List of Parameters
. 28 Datasheet 4 Revision 1.0 2019-04-26 Document Outline Features Product validation Potential applications Description Table of contents 1 Pin configuration 2 Functional block diagram 3 Functional description 3.1 Regulated mode 3.1.1 Constant current and limited power set-point 3.1.2 Multimode operation 3.1.3 Control loop initialization 3.2 Configurable gate voltage rising slope at GD pin 3.3 Startup 3.4 Line synchronization 3.5 Input voltage, output voltage and output current estimation 3.5.1 Input voltage estimation 3.5.2 Output voltage estimation 3.5.3 Output current estimation 3.6 Power factor correction 3.7 Dimming control 3.8 Protection features 3.8.1 Primary MOSFET overcurrent protection 3.8.2 Output undervoltage protection 3.8.3 Output overvoltage protection 3.8.4 Transformer demagnetization time shortage protection 3.8.5 Regulated mode peak output overcurrent protection 3.8.6 Minimum input voltage startup check and input undervoltage protection 3.8.7 Maximum input voltage startup check and input overvoltage protection 3.8.8 VCC undervoltage lockout 3.8.9 VCC overvoltage protection 3.8.10 IC overtemperature protection 3.8.11 Other protections 3.8.12 Protection reactions 4 Debug mode 5 List of Parameters 6 Electrical Characteristics and Parameters 6.1 Package Characteristics 6.2 Absolute Maximum Ratings 6.3 Operating conditions 6.4 DC Electrical characteristics 7 Package Dimensions 8 References Revision History Glossary ABM CC CRC DCM ECG EMI FB GUI IC LED LP MCU PC PF PFC PWM QRM1 THD UART USB UVLO Disclaimer