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TEA2029C Fiches technique(PDF) 6 Page - STMicroelectronics |
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TEA2029C Fiches technique(HTML) 6 Page - STMicroelectronics |
6 / 9 page ELECTRICAL OPERATING CHARACTERISTICS (continued) Symbol Parameter Min. Typ. Max. Unit PHASE COMPARATOR ϕ2 (Pin 16) I16 Charging Current 0.4 0.6 0.8 mA Delay between the Edges of ϕ1 and ϕ2(fVCO = 500kHz) 1.5 2 2.8 µs LINE OUTPUT (OPEN COLLECTOR) (Pin 10) Output Voltage (I10max = 20mA) 1 1.5 V T10 Output Pulse Duration (when fly-back pulse is with in time T10)(fVCO = 500kHz) 24 26 30 µs ∆t ϕ2 Phase Range 15 16 19 µs FRAME LOGIC Free Running Period (with mute signal) 315 Line Search Window 247 361 Line 50Hz Window 309 315 Line 60Hz Window 247 276 Line VCR Mode Window 247 361 Line FRAME SAW-TOOTH GENERATOR (Pins 3-5) Saw-tooth Amplitude 2 3 4 VPP I5(60) SInternal Current Generator (60Hz on) 12 14 16 µA Discharging Time (with C = 0.47 µF, ∆V < 4V) 50 70 µs VS Starting Level (0mA < IS < 0mA) 1 1.26 1.4 V Saw-tooth Amplitude (IS = 10mA) 2 3 4 VPP FRAME FEEDBACK INPUTS (Pins 1-2) I1,2 Positive and Negative Input Current (V1 -V2) > 25mA for frame blanking safety 10 µA FRAME OUPUT (Pin 4) Output Voltage (0mA < |I4| < 80mA) 10 V TON max (fVCO = 500kHz) 36 40 41 µs Output Phase Range 0 tON max SMPS CONTROL INPUT (Pin 9) I9 Input Current (V9 =Vref 14)2 µA SMPS OUTPUT (Pin 7) - No Relation between End of SMPS Pulse (pin 7) and Leading Edge of Line Flyback (pin 12) V7 Output Voltage (0 < I7 < 20mA) 10 V T7 tON max (fVCO = 500kHz) 30 32 34 µs Nominal Time (V9 =Vref 14)26 31 µs Output Phase Range 0 tON max µs SAFETY INPUT (Pin 28) V28 Threshold Voltage (V28 =Vref 14) 1.15 1.26 1.37 V Input Current (if V28 >Vref 14 then SMPS, line and frame are switched off during the next line retrace) 3 µA SWITCH-ON, SWITCH-OFF PROCESSING (Pin 15) Ich 15 Charging Current (tC =4 µs, T = 64µs) 70 130 µA Ich 15 Idis 15 Ratio Charging/discharging 0.8 1 1.2 µA STARTING SUPPLY VOLTAGE (Pin 8) VCC SMPS*, Frame and Line Starting (pins 7, 10 and 4) 5.25 6.5 V VCC SMPS Stopping during Line Retrace 5.25 6.5 V VCC Frame and Line Stopping 5.25 6.5 V CURRENT REFERENCE (PIn 14) Vref 14 Voltage Reference 1.2 1.26 1.35 V TEA2029C 6/9 |
Numéro de pièce similaire - TEA2029C |
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Description similaire - TEA2029C |
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