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TEA2028B Datasheet

Part Number TEA2028B
Manufacturers ST Microelectronics
Logo ST Microelectronics
Description Color TV Scanning and Power-Supply Processor
Datasheet TEA2028B DatasheetTEA2028B Datasheet (PDF)

TEA2028B COLOR TV SCANNING AND POWER SUPPLY PROCESSOR SMPS CONTROL ERROR AMPLIFIER AND PHASE MODULATOR SYNCHRONIZATION WITH HORIZONTAL DEFLECTION SECURITY CIRCUIT AND START-UP PROCESSOR OUTPUT PULSES ARE SENT TO THE PRIMARY SMPS IC TEA2261 THROUGH A LOW COST SYNCHRO PULSE TRANSFORMER PIN CONNECTIONS LINE MONOSTABLE CAPACITOR SAFETY FRAME BLANKING INPUT FRAME SAW-TOOTH OUTPUT FRAME BLANKING OUTPUT FRAME RAMP GENERATOR GROUND POWER SWITCH MODE POWER SUPPLY OUTPUT V CC S.M.P.S. INPUT REGULATION HO.

  TEA2028B   TEA2028B






Color TV Scanning and Power-Supply Processor

TEA2028B COLOR TV SCANNING AND POWER SUPPLY PROCESSOR SMPS CONTROL ERROR AMPLIFIER AND PHASE MODULATOR SYNCHRONIZATION WITH HORIZONTAL DEFLECTION SECURITY CIRCUIT AND START-UP PROCESSOR OUTPUT PULSES ARE SENT TO THE PRIMARY SMPS IC TEA2261 THROUGH A LOW COST SYNCHRO PULSE TRANSFORMER PIN CONNECTIONS LINE MONOSTABLE CAPACITOR SAFETY FRAME BLANKING INPUT FRAME SAW-TOOTH OUTPUT FRAME BLANKING OUTPUT FRAME RAMP GENERATOR GROUND POWER SWITCH MODE POWER SUPPLY OUTPUT V CC S.M.P.S. INPUT REGULATION HORIZONTAL OUTPUT S. SANDCASTLE OUTPUT HORIZONT AL FLYBACK INPUT HORIZO NTAL SAW-TOOTH CURRENT REFERENCE 1 2 3 4 5 6 7 8 9 10 11 12 13 14 28 27 26 25 24 23 22 21 20 19 18 17 16 15 . . . . . . . . . . . . . . . DEFLECTION CERAMIC 500kHz RESONATOR FREQUENCY REFERENCE NO LINE AND FRAME OSCILLATOR ADJUSTMENT REFERENCE DUAL PLL FOR LINE DEFLECTION HIGH PERFORMANCE SYNCHRONIZATION SUPER SANDCASTLE OUTPUT FRAME BLANKING WITH SAFETY CIRCUIT VIDEO IDENTIFICATION CIRCUIT AUTOMATIC 50/60Hz STANDARD IDENTIFICATION EXCELLENT INTERLACING CONTROL SPECIAL PATENTED FRAME SYNCHRO DEVICE FOR VCR OPERATION FRAME SAW-TOOTH GENERATOR DESCRIPTION The TEA2028B is a complete (horizontal and vertical) deflection processor with secondary to primary SMPS control for color TV sets. DIP28 (Plastic Package) ORDER CODE : TEA2028B SAFETY INPUT VIDEO INPUT H. SYNCHRO CAPACITOR (tip level) VIDEO IDENTIFICATION CAPACITOR MUTING + 50/60Hz IDENT. OUTPUT V.C.R. INPUT PHASE COMPARATOR Φ1 CAPACITOR GROUND SUBSTRAT www.Dat.


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