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TDA4817 - Power Factor Controller

General Description

This device has a conditioning circuit for the internal power supply.

It allows standby operation with very low current consumption (less than 0.5 mA), a hysteresis between enable and switch-off levels and an internal voltage stabilization.

Key Features

  • IC for sinusoidal line-current consumption Power factor approaching 1 Controls boost converter as an active harmonics filter Direct drive of SIPMOS transistor Zero crossing detector for discontinuous operation mode with variable frequency q 110/220 V AC operation without switchover q Standby current consumption of 0.5 mA q q q q q TDA 4817 Bipolar IC P-DIP-8-1 P-DSO-8-1 Type w TDA 4817 w TDA 4817 G w = New type Ordering Code Q67000-A8298 Q67000-A8299 Package P-DIP-8-1 P-DSO-8-1 (SMD) The.

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Power Factor Controller IC for High Power Factor and Active Harmonic Filtering Advance Information Features IC for sinusoidal line-current consumption Power factor approaching 1 Controls boost converter as an active harmonics filter Direct drive of SIPMOS transistor Zero crossing detector for discontinuous operation mode with variable frequency q 110/220 V AC operation without switchover q Standby current consumption of 0.5 mA q q q q q TDA 4817 Bipolar IC P-DIP-8-1 P-DSO-8-1 Type w TDA 4817 w TDA 4817 G w = New type Ordering Code Q67000-A8298 Q67000-A8299 Package P-DIP-8-1 P-DSO-8-1 (SMD) The TDA 4817 contains all functions for designing electronic ballasts and switched-mode power supplies with sinusoidal line current consumption and a power factor approaching 1.