DataSheetWiki


TEA2018 fiches techniques PDF

ST Microelectronics - CURRENT MODE SWITCHING POWER SUPPLY CONTROL CIRCUIT

Numéro de référence TEA2018
Description CURRENT MODE SWITCHING POWER SUPPLY CONTROL CIRCUIT
Fabricant ST Microelectronics 
Logo ST Microelectronics 





1 Page

No Preview Available !





TEA2018 fiche technique
TEA2018A
CURRENT MODE SWITCHING
POWER SUPPLY CONTROL CIRCUIT
. DIRECT DRIVE OF THE EXTERNAL
SWITCHING TRANSISTOR
. POSITIVE AND NEGATIVE OUTPUT CUR-
RENTS UP TO 0.5 A
. CURRENT LIMITATION
. TRANSFORMER DEMAGNETIZATION
SENSING
. FULL OVERLOAD AND SHORT-CIRCUIT
PROTECTION
. PROPORTIONAL BASE CURRENT DRIVING
. LOW STANDBY CURRENT BEFORE START-
ING (< 1.6 mA)
. THERMAL PROTECTION
DESCRIPTION
The TEA2018A is an 8-pin DIP low-cost integrated
circuit designed for the control of switch mode
power supplies.
Due to its current mode regulation, the TEA2018A
facilitates design of power supplies with following
features :
. High stability regulation loop
. Automatic input voltage feed-forward in dis-
continuous mode fly-back
. Automatic pulse-by-pulse current limitation
Typical applications : Video Display Units, TV sets,
typewriters, microcomputers and industrialapplica-
tions
Where synchronization is required, use the
TEA2019. For more details, see application
note AN406/0591
PIN CONNECTIONS
DIP8
(Plastic Package)
ORDER CODE : TEA2018A
OSCILLATOR
GROUND
COLLECTOR CURRENT SENSING
NEGATIVE SUPPLY VOLTAGE
1
2
3
4
8 ERROR AMPLIFIER NON-INVERTING INPUT
7 DEMAGNETIZATION SENSING
6 POSITIVE SUPPLY VOLTAGE
5 OUTPUT
May 1993
1/7

PagesPages 7
Télécharger [ TEA2018 ]


Fiche technique recommandé

No Description détaillée Fabricant
TEA2014 Video Switching Circuit for TV Thomson Components
Thomson Components
TEA2014A VIDEO SWITCH ST Microelectronics
ST Microelectronics
TEA2015A Vertical Sweep for Black and White and 60 Color TV Sets Thomson
Thomson
TEA2017 HORIZONTAL AND VERTICAL DEFLECTION MONITOR ST Microelectronics
ST Microelectronics

US18650VTC5A

Lithium-Ion Battery

Sony
Sony
TSPC106

PCI Bus Bridge Memory Controller

ATMEL
ATMEL
TP9380

NPN SILICON RF POWER TRANSISTOR

Advanced Semiconductor
Advanced Semiconductor


www.DataSheetWiki.com    |   2020   |   Contactez-nous  |   Recherche