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MIC2003-1.2YM5 Datasheet(PDF) 4 Page - Micrel Semiconductor |
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MIC2003-1.2YM5 Datasheet(HTML) 4 Page - Micrel Semiconductor |
4 / 16 page Micrel MIC2003/MIC20013 October 2005 4 M9999-102605 hbwhelp@micrel.com or (408) 955-1690 Absolute Maximum Ratings(1) VIN, VOUT............................................................–0.3 to 6V All other pins.................................................. –0.3 to 5.5V Power Dissipation.................................. Internally Limited Continuous Output Current..................................... 2.25A Maximum Junction Temperature........................... 150 °C Storage Temperature .............................. –65 °C to 150°C Operating Ratings(2) Supply Voltage............................................. 2.5V to 5.5V Continuous Output Current Range .................... 0 to 2.1A Ambient Temperature Range ....................–40 °C to 85°C Package Thermal Resistance ( θJA) SOT-23-5 ............................................. 230°C/W MLF 2x2 mm (5)......................................... 90°C/W Electrical Characteristics VIN = 5V, TAMBIENT = 25°C unless specified otherwise. Bold indicates –40°C to +85°C limits. Symbol Parameter Conditions Min Typ Max Units VIN Switch Input Voltage 2.5 5.5 V IIN Internal Supply Current Switch = OFF, ENABLE = 0V 1 5 µA IIN Internal Supply Current Switch = ON, IOUT = 0 ENABLE = 1.5V 80 300 µA ILEAK Output Leakage Current VIN = 5V, VOUT = 0 V, ENABLE = 0 12 100 µA 70 100 mΩ RDS(ON) Power Switch Resistance VIN = 5V, IOUT = 100 mA 125 mΩ ILIMIT Current Limit: –0.5 VOUT = 0.8VIN to VOUT = 1V 0.5 0.7 0.9 A ILIMIT Current Limit: –0.8 VOUT = 0.8VIN to VOUT = 1V 0.8 1.1 1.5 A ILIMIT Current Limit: –1.2 VOUT = 0.8VIN, to VOUT = 1V 1.2 1.6 2.1 A ILIMIT_2nd Secondary current limit (Kickstart) MIC2013, VIN = 2.7V 2.2 4 6 A TJ increasing 145 OTTHRESHOLD Over-temperature Threshold TJ decreasing 135 °C |
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