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ML4805IP Fiches technique(PDF) 5 Page - Fairchild Semiconductor |
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ML4805IP Fiches technique(HTML) 5 Page - Fairchild Semiconductor |
5 / 13 page ML4805 REV. 1.1 3/9/2001 5 ELECTRICAL CHARACTERISTICS (Continued) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS REFERENCE Output Voltage TA = 25ºC, I(VREF) = 1mA 7.4 7.5 7.6 V Line Regulation 11V < VCC < 16.5V 10 25 mV Load Regulation 1mA < I(VREF) < 10mA 10 20 mV Temperature Stability 0.4 % Total Variation Line, Load, Temp 7.35 7.65 V Long Term Stability TJ = 125ºC, 1000 Hours 5 25 mV PFC Minimum Duty Cycle VIEAO > 6.7V 0 % Maximum Duty Cycle VIEAO < 1.2V 90 95 % Output Low Voltage IOUT = -20mA 0.4 0.8 V IOUT = -100mA 0.7 2.0 V IOUT = -10mA, VCC = 9V 0.4 0.8 V Output High Voltage IOUT = 20mA VCC - 0.8 V IOUT = 100mA VCC - 2.0 V Rise/Fall Time CL = 1000pF 50 ns PWM DC Duty Cycle Range 0-44 0-47 0-50 % VOL Output Low Voltage IOUT = -20mA 0.4 0.8 V IOUT = -100mA 0.7 2.0 V IOUT = -10mA, VCC = 9V 0.4 0.8 V VOH Output High Voltage IOUT = 20mA VCC - 0. 8 V IOUT = 100mA VCC - 2.0 V Rise/Fall Time CL = 1000pF 50 ns SUPPLY Start-up Current VCC = 12V, CL = 0 200 350 µA Operating Current VCC = 14V, CL = 0 5.5 7.0 mA Undervoltage Lockout Threshold 12.4 13.0 13.6 V Undervoltage Lockout Hysteresis 2.7 3.0 3.3 V Note 1: Limits are guaranteed by 100% testing, sampling, or correlation with worst-case test conditions. Note 2: Includes all bias currents to other circuits connected to the VFB pin. Note 3: Gain = K x 5.3V; K = (IMULO - IOFFSET) x IAC x (VEAO - 0.625V)-1. |
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