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ISL9230 Datasheet(PDF) 7 Page - Renesas Technology Corp |
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ISL9230 Datasheet(HTML) 7 Page - Renesas Technology Corp |
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7 / 20 page  ISL9230 FN7642 Rev 2.00 Page 7 of 20 September 22, 2011 Input Current Limit Accuracy ILIM_AC1 RILIM = 1.62k 955 1000 1045 mA ILIM_AC2 RILIM = 4.32k 340 375 410 mA ILIM_100 AC/USB = 0, Mode = 0 78 88 98 mA ILIM_500 AC/USB = 0, Mode = 1 380 440 500 mA Fast Charge Current Range IFAST VBAT < 4.2V, AC/USB = 1, Mode = 0 300 1500 mA Fast Charge Current RIREF = 1.78k 450 500 550 mA RIREF = 887 900 1000 1100 mA Trickle Charge Current ITRK AC/USB, MODE not equal to (1, 1) RIREF = 1.78kITRK88RIREF) 39 49 58 mA End Of Charge Current IEOC_USB100 AC/USB = 0, Mode = 0, RIREF = 887 13 29 46 mA IEOC_USB500 AC/USB = 0, Mode = 1, RIREF = 887 70 96 125 mA IEOC_AC RIREF = 887 76 96 116 mA End Of Charge Deglitch Time tEOC 25 ms PRECONDITIONING VOLTAGE THRESHOLD Preconditioning Threshold Voltage VMIN VIN > VPOR and VIN > VBAT + VOS 2.9 3.0 3.1 V Trickle Charge to Fast Charge Deglitch Time tCHG_LH 25 ms Fast Charge to Trickle Charge Deglitch Time tCHG_HL 25 ms CHARGING TIMERS (Note 7) Fast Charge Timer tFAST RTIME = 30k 180 240 300 Min RTIME = Floating 240 300 360 Trickle Charge Timer tPRE RTIME = 30k 24 Min RTIME = Floating 24 30 36 INTERNAL TEMPERATURE MONITORING Charger Current Thermal Foldback Threshold TFOLD 125 °C Thermal Shutdown Threshold TSD TJ rising 155 °C Thermal Shutdown Hysteresis TSD_HYS 20 °C EXTERNAL TEMPERATURE MONITORING Thermistor Bias Current IT VIN >VPOR and VIN > VBAT + VOS 72 75 78 A High Temperature Threshold VTMAX VNTC falling 240 295 340 mV High Temperature Hysteresis VTMAX_H VNTC rising after reaching VTMAX 30 mV Low Temperature Threshold VTMIN VNTC rising 2000 2100 2200 mV Low Temperature Hysteresis VTMIN_H VNTC falling after reaching VTMIN 300 mV Temperature Trip Deglitch Time tT_DG Measured from NTC fault to charger disabled 50 ms NTC Pin Disable Threshold VDIS_NTC Referenced to VIN, NTC unconnected -300 mV LOGIC INPUT AND OUTPUTS CHGEN, CONT, MODE, AC/USB Logic Input High 1.4 V Electrical Specifications Typical values are tested at VIN = 5V, VBAT = 3.6V and the ambient temperature at +25°C. MIN/MAX limits are across the operating conditions, unless otherwise specified. Boldface limits apply over the operating temperature range, -40°C to +85°C. (Continued) PARAMETER SYMBOL TEST CONDITIONS MIN (Note 8) TYP MAX (Note 8) UNITS |
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