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MC7805CTG Folha de dados(PDF) 18 Page - ON Semiconductor |
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MC7805CTG Folha de dados(HTML) 18 Page - ON Semiconductor |
18 / 32 page MC7800, MC7800A, NCV7805 http://onsemi.com 18 ELECTRICAL CHARACTERISTICS (Vin = 33 V, IO = 1.0 A, TJ = Tlow to Thigh (Note 30), unless otherwise noted) MC7824AC Characteristic Symbol Min Typ Max Unit Output Voltage (TJ = 25°C) VO 23.5 24 24.5 Vdc Output Voltage (5.0 mA ≤ IO ≤ 1.0 A, PD ≤ 15 W) VO 23.2 24 25.8 Vdc 27.3 Vdc ≤ Vin ≤ 38 Vdc Line Regulation (Note 31) Regline mV 27 Vdc ≤ Vin ≤ 38 Vdc, IO = 500 mA − 11.5 25 30 Vdc ≤ Vin ≤ 36 Vdc, IO = 1.0 A − 3.8 28 30 Vdc ≤ Vin ≤ 36 Vdc, TJ = 25°C − 3.8 12 26.7 Vdc ≤ Vin ≤ 38 Vdc, IO = 1.0 A, TJ = 25°C − 10 25 Load Regulation (Note 31) Regload mV 5.0 mA ≤ IO ≤ 1.5 A, TJ = 25°C − 2.1 15 5.0 mA ≤ IO ≤ 1.0 A − 2.0 25 250 mA ≤ IO ≤ 750 mA − 1.8 15 Quiescent Current IB − 3.6 6.0 mA Quiescent Current Change DIB mA 27.3 Vdc ≤ Vin ≤ 38 Vdc, IO = 500 mA − − 0.8 27 Vdc ≤ Vin ≤ 38 Vdc, TJ = 25°C − − 0.8 5.0 mA ≤ IO ≤ 1.0 A − − 0.5 Ripple Rejection RR 45 54 − dB 28 Vdc ≤ Vin ≤ 38 Vdc, f = 120 Hz, IO = 500 mA Dropout Voltage (IO = 1.0 A, TJ = 25°C) VI − VO − 2.0 − Vdc Output Noise Voltage (TA = 25°C) Vn − 10 − mV/VO 10 Hz ≤ f ≤ 100 kHz Output Resistance (f = 1.0 kHz) rO − 1.4 − m W Short Circuit Current Limit (TA = 25°C) ISC − 0.2 − A Vin = 35 Vdc Peak Output Current (TJ = 25°C) Imax − 2.2 − A Average Temperature Coefficient of Output Voltage TCVO − −2.0 − mV/ °C 30. Tlow =0°C for MC78XXAC, C Thigh = +125°C for MC78XXAC, C, NCV7805 = *40°C for MC78XXB, MC78XXAB, NCV7805 31. Load and line regulation are specified at constant junction temperature. Changes in VO due to heating effects must be taken into account separately. Pulse testing with low duty cycle is used. |
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