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MIC2580A-1.6YTS Datasheet(PDF) 4 Page - Micrel Semiconductor |
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MIC2580A-1.6YTS Datasheet(HTML) 4 Page - Micrel Semiconductor |
4 / 21 page MIC2580A Micrel, Inc. MIC2580A 4 February 2005 Absolute Maximum Ratings (Note 1) Supply Voltages +12V Input (V 12VIN) ................................................. +14V +5V Input (V 5VIN) ....................................................... +7V +3.3V Input (V 3VIN) .................................................... +7V –12V Input (V M12VIN) ............................................... –14V /PWRGD, /FAULT, /POR, /EPWRGD, and /PCIRST Output Current ........................................................... 10mA Lead Temperature (Soldering) Standard Package (-x.xBTS) IR Reflow ......................................... 240°C + 0ºC/-5ºC Lead-free Package (-x.xYTS) IR Reflow ......................................... 260ºC + 0ºC/-5ºC ESD Rating, Note 3 Human body model ................................................... 2kV Operating Ratings (Note 2) Supply Voltages +12V Input (V 12VIN) ............................. +11.4V to +12.6V –12V Input (V M12VIN) ........................... –11.4V to –12.6V +5V Input (V 5VIN) ................................... +4.75V to +5.25 +3.3V Input (V 3VIN) .............................. +3.125V to +3.5V Temperature Range (T A) ........................... –40°C to +85°C Junction Temperature (T J) ........................................ 150°C Package Thermal Resistance (θJA) 24-Lead TSSOP .................................................. 83°C/W Electrical Characteristics V 12VIN = 12V, V5VIN = 5V, V3VIN = 3.3V, VM12VIN = –12V; TA = 25°C, bold values indicate –40°C ≤ TA ≤ +85°C; unless noted Symbol Parameter Condition Min Typ Max Units I 12IN Supply Current /ON > V IH 2.2 3 mA I 5IN 46 mA I 3IN 0.23 0.4 mA I 12MIN 35 mA V UVLO Undervoltage Lockout V 12VIN increasing 8.9 9.8 V V 12VIN UVLO hysteresis 300 mV V M12VIN decreasing -10.5 -8.3 V V M12VIN UVLO hysteresis 100 mV V 5VIN increasing 2.1 3.1 V V 5VIN UVLO hysteresis 20 mV V 3VIN increasing 2.4 2.6 V V 3VIN UVLO hysteresis 60 mV V 5VGATE 5VGATE Voltage 10.5 11 V V 3VGATE 3VGATE Voltage 10.5 11 V I 5VGATE 5VGATE Output Current during start-up, V 5VGATE = 5V –40 µA during turnoff; /FAULT = 0 6 mA I 3VGATE 3VGATE Output Current during start-up, V 5VGATE = 5V –40 µA during turnoff; /FAULT = 0 6 mA V PGTH Power Good Threshold Voltage V 12VOUT increasing 11 11.4 V V 12VOUT Power-Good hysteresis 200 mV V M12VOUT decreasing –11.2 –10 V V M12VOUT Power-Good hysteresis 50 mV V 5VOUT increasing 4.45 4.7 V V 5VOUT Power-Good hysteresis 100 mV V 3VOUT increasing 2.90 3.10 V V 3VOUT Power-Good hysteresis 60 mV V IL Input Voltage Level (/ON) logic low 0.8 V V IH logic high 2.0 V I IL Input Leakage Currnet (/ON) –1 1 µA |
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