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TL1453CPWRG4 Fiches technique(PDF) 2 Page - Texas Instruments |
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TL1453CPWRG4 Fiches technique(HTML) 2 Page - Texas Instruments |
2 / 8 page TL1453C DUAL PULSE-WIDTH-MODULATION CONTROL CIRCUIT SLVS039A – FEBRUARY 1990 – REVISED DECEMBER 1990 2 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 absolute maximum ratings over operating free-air temperature range (unless otherwise noted) Supply voltage, VCC (see Note 1) 41 V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Amplifier input voltage 20 V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Collector output voltage 51 V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Collector output current 21 mA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Continuous total power dissipation See Dissipation Rating Table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Operating free-air temperature range, TA –20 °C to 85°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Storage temperature range – 65 °C to 150°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Lead temperature 1,6 mm (1/16 inch) from case for 10 seconds 260 °C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . NOTE 1: All voltage values are with respect to network ground terminal. DISSIPATION RATING TABLE PACKAGE TA ≤ 25°C POWER RATING DERATING FACTOR ABOVE TA = 25°C TA = 85°C POWER RATING N 1000 mW 8 mW/ °C 520 mW NS 725 mW 5.8 mW/ °C 397 mW recommended operating conditions MIN MAX UNIT Supply voltage, VCC 3.6 40 V Amplifier input voltage, VI 1.05 1.45 V Collector output voltage, VO 50 V Collector output current 20 mA Current into feedback terminal 45 µA Feedback resistor, RF 100 k Ω Timing capacitor, CT 150 15000 pF Timing resistor, RT 5.1 100 k Ω Oscillator frequency 1 500 kHz Operating free-air temperature, TA –20 85 °C electrical characteristics over recommended operating free-air temperature range, VCC = 6 V, f = 200 kHz (unless otherwise noted) reference section PARAMETER TEST CONDITIONS MIN TYP† MAX UNIT Output voltage (pin 16) IO = 1 mA 2.4 2.5 2.6 V Output voltage change with temperature TA = – 20°C to 25°C – 0.1% ±1% Output voltage change with temperature TA = 25°C to 85°C – 0.2% ±1% Input regulation VCC = 3.6 V to 40 V 2 12.5 mV Output regulation IO = 0.1 mA to 1 mA 1 7.5 mV Short-circuit output current VO = 0 3 10 30 mA † All typical values are at TA = 25°C. |
Numéro de pièce similaire - TL1453CPWRG4 |
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Description similaire - TL1453CPWRG4 |
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