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MC78MXX 데이터시트(PDF) 2 Page - Fairchild Semiconductor |
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MC78MXX 데이터시트(HTML) 2 Page - Fairchild Semiconductor |
2 / 14 page MC78MXX/LM78MXX 2 Absolute Maximum Ratings Note: 1. Thermal resistance test board Size: 76.2mm * 114.3mm * 1.6mm(1S0P) JEDEC standard: JESD51-3, JESD51-7 2. Assume no ambient airflow Electrical Characteristics (MC78M05/LM78M05) (Refer to the test circuits, 0 < TJ < +125°C, IO=350mA, VI=10V, unless otherwise specified, CI = 0.33μF, CO=0.1μF) Note: 3. 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 Value Unit Input Voltage (for VO = 5V to 18V) (for VO = 24V) VI VI 35 40 V V Thermal Resistance Junction-Case (Note1) TO-220 (Tc = +25 °C) R θJC 2.5 °C/W Thermal Resistance Junction-Air (Note1, 2) TO-220 (Ta = +25 °C) D-PAK (Ta = +25 °C) R θJA 66 92 °C/W Operating Junction Temperature Range TOPR 0 ~ +150 °C Storage Temperature Range TSTG -65 ~ +150 °C Parameter Symbol Conditions Min. Typ. Max. Unit Output Voltage VO TJ = +25°C 4.855.2 V IO = 5mA to 350mA VI = 7V to 20V 4.75 5 5.25 Line Regulation (Note3) ΔVO IO = 200mA TJ =+25°C VI = 7V to 25V - - 100 mV VI = 8V to 25V - - 50 Load Regulation (Note3) ΔVO IO = 5mA to 0.5A, TJ =+25°C - - 100 mV IO = 5mA to 200mA, TJ =+25 °C- - 50 Quiescent Current IQ TJ =+25°C- 4.0 6.0 mA Quiescent Current Change ΔIQ IO = 5mA to 350mA - - 0.5 mA IO = 200mA VI = 8V to 25V -- 0.8 Output Voltage Drift ΔV/ΔT IO = 5mA TJ = 0 to +125°C --0.5- mV/ °C Output Noise Voltage VN f = 10Hz to 100kHz - 40 - μV/Vo Ripple Rejection RR f = 120Hz, IO = 300mA VI = 8V to 18V, TJ =+25 °C -80- 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 |
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