TDA4863 Datasheet, PDF (4/27 Pages) Infineon Technologies AG – Boost Controller

Power Factor Controller
IC for High Power Factor
and Low THD
Final Data
TDA4863
Boost Controller
1
Overview
1.1
Features
• IC for sinusoidal line-current consumption
• Power factor achieves nearly 1
• Controls boost converter as active harmonic
filter for low THD
• Start up with low current consumption
• Zero current detector for discontinuous
operation mode
• Output overvoltage protection
• Output undervoltage lockout
• Internal start up timer
• Totem pole output with active shut down
• Internal leading edge blanking LEB
P-DIP-8-4
P-DSO-8-3
1.2
Improvements Referred to TDA 4862
• Suitable for universal input applications with low THD at low load conditions
• Very low start up current
• Accurate OVR and V_ISENSEmax threshold
• Competition compatible V_CC thresholds
• Enable threshold referred to V_VSENSE
Type
TDA4863
TDA4863G
Data Sheet
Ordering Code
Q67040-S4452
Q67040-A4451
4
Package
P-DIP-8-4
P-DSO-8-3
V1.0, 2003-05