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MC78MXX Arkusz danych(PDF) 7 Page - Fairchild Semiconductor |
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MC78MXX Arkusz danych(HTML) 7 Page - Fairchild Semiconductor |
7 / 14 page MC78MXX/LM78MXX 7 Electrical Characteristics (MC78M18) (Continued) (Refer to the test circuits, 0 < TJ < +125°C, IO=350mA, VI=26V, unless otherwise specified, CI =0.33μF, CO=0.1μF) Note: 1. Load and line regulation are specified at constant junction temperature. Change in VO due to heating effects must be taken into account separately. Pulse testing with low duty is used. Parameter Symbol Conditions Min. Typ. Max. Unit Output Voltage VO TJ = +25°C 17.3 18 18.7 V IO = 5mA to 350mA VI = 20.5V to 33V 17.1 18 18.9 Line Regulation (Note1) ΔVO IO = 200mA TJ = +25°C VI = 21V to 33V - - 100 mV VI = 24V to 33V - - 50 Load Regulation (Note1) ΔVΟ IO = 5mA to 0.5A, TJ = +25°C - - 360 mV IO = 5mA to 200mA, TJ = +25°C - - 180 Quiescent Current IQ TJ = +25°C- 4.2 6.0 mA Quiescent Current Change ΔIQ IO = 5mA to 350mA - - 0.5 mA IO = 200mA VI = 21V to 33V -- 0.8 Output Voltage Drift ΔV/ΔTIO = 5mATJ = 0 to 125°C- -1.1 - mV/ °C Output Noise Voltage VN f = 10Hz to 100kHz - 100 - μV/Vo Ripple Rejection RR f = 120Hz, IO= 300mA , VI = 22V to 32V TJ =+25 °C -70 - dB Dropout Voltage VD TJ = +25°C, IO = 500mA - 2 - V Short Circuit Current ISC TJ = +25°C, VI = 35V - 300 - mA Peak Current IPK TJ = +25°C - 700 - mA |
Podobny numer części - MC78MXX_09 |
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Podobny opis - MC78MXX_09 |
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