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LTC3586 Datasheet(PDF) 3 Page - Linear Technology |
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LTC3586 Datasheet(HTML) 3 Page - Linear Technology |
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3 / 36 page  LTC3586/LTC3586-1 3586fb SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS hCLPROG (Note 4) Ratio of Measured VBUS Current to CLPROG Program Current 1x Mode 5x Mode 10x Mode Suspend Mode 224 1133 2140 9.3 mA/mA mA/mA mA/mA mA/mA IOUT(POWERPATH) VOUT Current Available Before Loading BAT 1x Mode, BAT = 3.3V 5x Mode, BAT = 3.3V 10x Mode, BAT = 3.3V Suspend Mode 135 672 1251 0.32 mA mA mA mA VCLPROG CLPROG Servo Voltage in Current Limit 1x, 5x, 10x Modes Suspend Mode 1.188 100 V mV VUVLO_VBUS VBUS Undervoltage Lockout Rising Threshold Falling Threshold 3.95 4.30 4.00 4.35 V V VUVLO_VBUS-BAT VBUS to BAT Differential Undervoltage Lockout Rising Threshold Falling Threshold 200 50 mV mV VOUT VOUT Voltage 1x, 5x, 10x Modes, 0V < BAT < 4.2V, IVOUT = 0mA, Battery Charger Off 3.5 BAT + 0.3 4.7 V USB Suspend Mode, IVOUT = 250µA 4.5 4.6 4.7 V fOSC Switching Frequency 1.8 2.25 2.7 MHz RPMOS_POWERPATH PMOS On-Resistance 0.18 Ω RNMOS_POWERPATH NMOS On-Resistance 0.30 Ω IPEAK_POWERPATH Peak Switch Current Limit (Note 5) 1x, 5x Modes 10x Mode 2 3 A A Battery Charger VFLOAT BAT Regulated Output Voltage LTC3586 LTC3586 LTC3586-1 LTC3586-1 l l 4.179 4.165 4.079 4.065 4.200 4.200 4.100 4.100 4.221 4.235 4.121 4.135 V V V V ICHG Constant Current Mode Charge Current RPROG = 1k RPROG = 5k 980 185 1022 204 1065 223 mA mA IBAT Battery Drain Current VBUS > VUVLO, IVOUT = 0µA VBUS = 0V, IVOUT = 0µA (Ideal Diode Mode) 2 3.5 29 5 41 µA µA VPROG PROG Pin Servo Voltage 1.000 V VPROG_TRKL PROG Pin Servo Voltage in Trickle Charge BAT < VTRKL 0.100 V VC/10 C/10 Threshold Voltage at PROG 100 mV hPROG Ratio of IBAT to PROG Pin Current 1022 mA/mA ITRKL Trickle Charge Current BAT < VTRKL 100 mA VTRKL Trickle Charge Threshold Voltage BAT Rising 2.7 2.85 3.0 V ∆VTRKL Trickle Charge Hysteresis Voltage 130 mV VRECHRG Recharge Battery Threshold Voltage Threshold Voltage Relative to VFLOAT –75 –100 –125 mV tTERM Safety Timer Termination Timer Starts When BAT = VFLOAT 3.3 4 5 Hour tBADBAT Bad Battery Termination Time BAT < VTRKL 0.42 0.5 0.63 Hour hC/10 End-of-Charge Indication Current Ratio (Note 6) 0.088 0.1 0.112 mA/mA VCHRG CHRG Pin Output Low Voltage ICHRG = 5mA 65 100 mV ICHRG CHRG Pin Leakage Current VCHRG = 5V 1 µA elecTrical characTerisTics The l denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. VBUS = 5V, BAT = 3.8V, VIN1 = VIN2 = VIN3 = VIN4 = VOUT3 = 3.8V, VOUT4 = 5V, RPROG = 1k, RCLPROG = 3.01k, unless otherwise noted. |
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