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ISL62383 Datasheet(PDF) 5 Page - Intersil Corporation |
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ISL62383 Datasheet(HTML) 5 Page - Intersil Corporation |
5 / 23 page 5 FN6665.4 August 7, 2008 CONTROL FCCM Input Voltage Low level (DCM enabled) - - 0.8 V Float level (DCM with audio filter) 1.9 - 2.1 V High level (Forced CCM) 2.4 - - V FCCM Input Leakage Current FCCM = GND or VCC1 -2 - 2 µA Audio Filter Switching Frequency (Note 3) FCCM floating - 28 - KHz EN Input Voltage Clear fault level/SMPS OFF level - - 0.8 V Delay start level 1.9 - 2.1 V SMPS ON level 2.4 - - V EN Input Leakage Current EN = GND or VCC1 -3.5 - 3.5 µA ISEN Input Impedance (Note 3) EN = VCC1 - 600 - k Ω ISEN Input Leakage Current (Note 3) EN = GND - 0.1 - µA PROTECTION OCSET Input Impedance (Note 3) EN = VCC1 - 600 - k Ω OCSET Input Leakage Current (Note 3) EN = GND - 0.1 - µA OCSET Current Source EN = VCC1 9 10.0 10.5 µA OCP (VOCSET-VISEN) Threshold -1.75 0.0 1.75 mV UVP Threshold Falling edge, referenced to FB 81 84 87 % OVP Threshold Rising edge, referenced to FB 113 116 120 % Falling edge, referenced to FB 99.5 103 106 % OTP Threshold (Note 3) Rising edge - 150 - °C Falling edge - 135 - °C Electrical Specifications These specifications apply for TA = -10°C to +100°C, unless otherwise noted. Typical values are at TA = +25°C, VIN = 12V; Parameters with MIN and/or MAX limits are 100% tested at +25°C, unless otherwise specified. Temperature limits established by characterization and are not production tested (Continued) PARAMETER CONDITIONS MIN TYP MAX UNITS ISL62381, ISL62382, ISL62383 |
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