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TL5002 Fiches technique(PDF) 8 Page - Texas Instruments |
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TL5002 Fiches technique(HTML) 8 Page - Texas Instruments |
8 / 14 page TL5002 PULSE-WIDTH-MODULATION CONTROL CIRCUIT SLVS304A – SEPTEMBER 2000 – REVISED AUGUST 2002 8 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 TYPICAL CHARACTERISTICS Figure 8 1.5 1.2 0.6 0.3 0 1.8 0.9 10 k 100 k 1 M 10 M fosc – Oscillator Frequency – Hz Voscmin (zero duty cycle) VCC = 6 V TA = 25 °C PWM TRIANGLE WAVE AMPLITUDE VOLTAGE vs OSCILLATOR FREQUENCY Voscmax (100% duty cycle) Figure 9 ERROR AMPLIFIER OUTPUT VOLTAGE vs OUTPUT (SINK) CURRENT IO – Output (Sink) Current – mA 1.5 1 0.5 0 0 0.2 0.4 2 2.5 3 0.6 VCC = 6 V VI(INV) = 1.2 V VI(NI) = 1 V TA = 25 °C Figure 10 1.5 1 0.5 0 020 40 2 2.5 3 60 80 100 120 IO – Output (Source) Current – µA VCC = 6 V VI(INV) = 0.8 V VI(NI) = 1 V TA = 25 °C ERROR AMPLIFIER OUTPUT VOLTAGE vs OUTPUT (SOURCE) CURRENT Figure 11 2.43 2.42 2.41 2.40 – 50 – 25 0 2.44 2.45 2.46 25 50 75 100 TA – Ambient Temperature – °C VCC = 6 V VI(INV) = 0.8 V VI(NI) = 1 V No Load ERROR AMPLIFIER OUTPUT VOLTAGE vs AMBIENT TEMPERATURE |
Numéro de pièce similaire - TL5002 |
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Description similaire - TL5002 |
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