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Moteur de recherche de fiches techniques de composants électroniques |
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Moteur de recherche de fiches techniques de composants électroniques |
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UC1846MDWREP Fiches technique(PDF) 7 Page - Texas Instruments |
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UC1846MDWREP Fiches technique(HTML) 7 Page - Texas Instruments |
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7 / 15 page  www.ti.com APPLICATION INFORMATION 7.5 mA τd (µs) = 145C T (µf) ID ID * 3.6 R T (kW) Oscillator frequency is approximated by the formula: fT (kHz) ≈ 2.2 R T (kW) C T (mf) Error amplifier can source up to 0.5 mA. VREF VREF ZS ZF 0.5 mA IF < 0.5 mA Comp 7 6 5 Frequency (Hz) VIN = 20 V TA = 255C UC1846-EP CURRENT-MODE PWM CONTROLLER SGLS329 – MAY 2006 Output deadtime is determined by the external capacitor, CT, according to the formula: ID = Oscillator discharge current at 25°C is typically 7.5 mA. For large values of RT: τd (µs) ≈ 145CT (µf) Figure 2. Oscillator Circuit Figure 3. Error-Amplifier Output Configuration Figure 4. Error-Amplifier Gain and Phase vs Frequency 7 Submit Documentation Feedback |
Numéro de pièce similaire - UC1846MDWREP |
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Description similaire - UC1846MDWREP |
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