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MC79M12CDT bảng dữ liệu(PDF) 4 Page - ON Semiconductor |
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4 / 8 page MC79M00 Series http://onsemi.com 4 MC79M15B, C ELECTRICAL CHARACTERISTICS (VI = −23 V, IO = 350 mA, Tlow to Thigh (Note 8), unless otherwise noted.) Characteristic Symbol Min Typ Max Unit Output Voltage (TJ = 25°C) VO −14.4 −15 −15.6 Vdc Line Regulation, TJ = 25°C (Note 7) −17.5 Vdc ≥ VI ≥ −30 Vdc −18 Vdc ≥ VI ≥ −28 Vdc Regline − − 5.0 3.0 80 50 mV Load Regulation, TJ = 25°C (Note 7) 5.0 mA ≤ IO ≤ 500 mA Regload − 30 240 mV Output Voltage −17.5 Vdc ≥ VI ≥ −30 Vdc, 5.0 mA ≤ IO ≤ 350 mA VO −14.25 − −15.75 Vdc Input Bias Current (TJ = 25°C) IIB − 4.4 8.0 mA Input Bias Current Change −17.5 Vdc ≥ VI ≥ −30 Vdc, IO = 350 mA 5.0 mA ≤ IO ≤ 350 mA, VI = −23 V DIIB − − − − 0.4 0.4 mA Output Noise Voltage, TA = 25°C, 10 Hz ≤ f ≤ 100 kHz Vn − 90 − mV Ripple Rejection (f = 120 Hz) RR 54 60 − dB Dropout Voltage IO = 500 mA, TJ = 25°C VI−VO − 1.1 − Vdc Average Temperature Coefficient of Output Voltage IO = 5.0 mA, 0°C ≤ TJ ≤ 125°C DVO/DT − −1.0 − mV/ °C 7. Load and line regulation are specified at constant temperature. Change in VO due to heating effects must be taken into account separately. Pulse testing with low duty cycle is used. 8. B = Tlow to Thigh, −40°C < TJ < 125°C C = Tlow to Thigh, 0°C < TJ < 125°C Figure 1. DPAK−3 Thermal Resistance and Maximum Power Dissipation versus P.C.B. Copper Length 40 50 60 70 80 90 100 010 20 30 25 15 5.0 L, LENGTH OF COPPER (mm) Minimum Size Pad L Free Air Mounted Vertically RqJA 2.0 oz. Copper L 0 0.4 0.8 1.2 1.6 2.0 2.4 PD(max) for TA = 50°C |
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