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ISL98604 Datasheet(PDF) 9 Page - Intersil Corporation |
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ISL98604 Datasheet(HTML) 9 Page - Intersil Corporation |
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9 / 28 page  ISL98604 9 FN7687.0 December 17, 2012 ICORE Output Current 0.5 A ISWPL_VCORE Switch Peak Current Limit Current limit 1 A EFFVCORE Peak Efficiency See graphs and “Applications Information” on page 15 for component recommendations 86 % rDS(ON)_U_VCORE Upper Switch ON-Resistance TA = +25°C , ISW = 500mA 0.18 Ω rDS(ON)_L_VCORE Lower Switch ON-Resistance TA = +25°C , ISW = 500mA 0.18 Ω DVVCORE/DVIN Line Regulation of VCORE Buck 9.5V < PVIN < 13.5V, ILOAD = 200mA 0.1 % DVVCORE/DIOUT Load Regulation of VCORE Buck 200mA < ILOAD < 500mA 0.3 % IFB_VCORE Feedback Input Current VVCORE = 1.8V 5 µA ISWLK_VCORE Switch leakage current 3 10 µA DMAX_VCORE Maximum Duty Cycle FOSC = 3MHz 85 90 % DMIN_VCORE Minimum Duty Cycle FOSC = 3MHz 8 % FOSC_VCORE Oscillator Frequency Internal OSC 1.32 1.50 1.68 MHz VON LDO VVON Output Voltage Range Low temperature 19 28 34 V High temperature 17 26 32 V ACCVON Output Voltage Accuracy VON = 28V -2.1 2.1 % DVON/DIOUT Load Regulation IDRVP = 60µA to 120µA with MMBT3906 PNP, related resistors are shown in the application circuit 0.64 % DVON/DVIN Line Regulation IDRVP = 100µA, VIN = 9.5V to 14V 0.5 % IDRVP Positive Source Current (Max) VFBP = 1.15V, VDRVN = 10V 3 6mA ILEAK_DRVP DRVP Off Leakage Current VFBP = 1.40V, VDRVN = 30V 0.1 10 µA VTCOMP_TH(NOTE 2) Threshold Voltage in Temp. Compensation 1.265 V VTCOMP_HYST Hysteresis Voltage in Temp. Compensation VREF = 1.265V 20 mV VOFF LDO VVOFF Output Voltage Range -8.1 -5 -1.8 V ACCVOFF Output Voltage Accuracy VOFF = -5V -3.75 3.75 % IFBN LDO Input Bias Current VFBN = -5V 11 µA DVOFF/DIOUT Load Regulation IDRVN = 60µA to 120µA with MMBT3904 NPN, related resistors are shown in the application circuit, IOUT = 200mA 2.7 % IDRVN Negative Source Current VFBN = 0.6V, VDRVN = -10V 3 5mA ILEAK_DRVN DRVN Off Leakage Current VFBN = 0.5V, VDRVN = -6V 0.1 10 µA LOGIC INPUTS VHI Logic “HIGH” SCL, SDA, A0 1.85 V EN 1.6 V VLO Logic “LOW” SCL, SDA, A0 0.85 V EN 0.675 V Electrical Specifications VIN = 12V, EN = VDC, AVDD = 16V, VON = 28V, VOFF = -5V, HAVDD = 8.0V, VIO = 3.3V, VCORE = 1.0V. Boldface limits apply over the operating temperature range, TA = -40°C to +85°C, unless otherwise noted. (Continued) SYMBOL PARAMETER TEST CONDITIONS MIN (Note 7) TYP MAX (Note 7) UNITS |
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