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TEA2019 Datasheet Current Mode Switching Power Supply Control Circuit

Manufacturer: STMicroelectronics

Overview: TEA2019 CURRENT MODE SWITCHING POWER SUPPLY CONTROL CIRCUIT . . . . . . . . . DIRECT DRIVE OF THE EXTERNAL SWITCHING TRANSISTOR POSITIVE AND NEGATIVE OUTPUT CURRENTS UP TO 0.5A CURRENT LIMITATION TRANSFORMER DEMAGNETIZATION AND POWER TRANSISTOR SATURATION SENSING FULL OVERLOAD AND SHORT-CIRCUIT PROTECTION PROPORTIONAL BASE CURRENT DRIVING LOW STANDBY CURRENT BEFORE STARTING (1.

General Description

The TEA2019 is an 14-pin DIP low cost integrated circuit designed for the control of switch mode power supplies.

It has the same basic functions as the TEA2018Abut with synchronization capability by internal PLL.

It is particularly suitable for applications where oscillator synchronization is required.

Key Features

  • : High stability regulation loop. Automatic input voltage feed-forward in discontinuous mode fly-back. Automatic pulse-by-pulse current limitation. Typical.

TEA2019 Distributor