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TDA4601 Datasheet Control Ics For Switched-mode Power Supplies

Manufacturer: Siemens Semiconductor Group (now Infineon)

Overview: Control ICs for Switched-Mode Power Supplies TDA 4601 Bipolar.

General Description

The TDA 4601 is designed for driving, controlling and protecting the switching transistor in flyback converter power supplies during start-up, normal and overload operations as well as during disturbed operation.

In case of disturbance the drive of the switching transistor is inhibited and a secondary voltage rise is prevented.

Start-Up The start-up procedures (on-mode) include three consecutive operating phases as follows: 1.

Key Features

  • q Direct control of the switching transistor q Low start-up current q Reversing linear overload characteristic q Base current drive proportional to collector current q Protective circuit in case of disturbance P-SIP-9-1 Type TDA 4601 Ordering Code Q67000-A2379 Package P-SIP-9-1 The integrated circuit TDA 4601/D is designed for driving, controlling and protecting the switching transistor in self-oscillating flyback converter power supplies as well as for protecting the overall power supply u.

TDA4601 Distributor