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LTC4011 Datasheet(PDF) 2 Page - Linear Technology |
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LTC4011 Datasheet(HTML) 2 Page - Linear Technology |
2 / 24 page 2 LTC4011 4011p ORDER PART NUMBER (Note 1) VCC (Input Supply) to GND ....................... –0.3V to 40V DCIN to GND ............................................ –0.3V to 40V FAULT, CHRG, VCELL, VCDIV, BAT, TOC or READY to GND .......................... –0.3V to VCC + 0.3V SENSE to BAT ...................................................... ±0.3V CHEM, VTEMP or TIMER to GND .............. –0.3V to 3.5V PGND to GND ...................................................... ±0.3V Operating Ambient Temperature Range (Note 2) .................................................. – 40°C to 85°C Operating Junction Temperature (Note 3) ........... 125°C Storage Temperature Range ................. – 65°C to 150°C Lead Temperature (Soldering, 10 sec).................. 300°C LTC4011EFE TJMAX = 125°C, θJA = 38°C/W EXPOSED PAD (PIN 21) IS GND. MUST BE SOLDERED TO PCB TO OBTAIN SPECIFIED THERMAL RESISTANCE ABSOLUTE MAXIMUM RATINGS PACKAGE/ORDER INFORMATION The ● indicates specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. VCC = 12V, BAT = 4.8V, GND = PGND = 0V, unless otherwise noted. Consult LTC Marketing for parts specified with wider operating temperature ranges. ELECTRICAL CHARACTERISTICS FE PACKAGE 20-LEAD PLASTIC TSSOP 1 2 3 4 5 6 7 8 9 10 TOP VIEW 20 19 18 17 16 15 14 13 12 11 DCIN FAULT CHRG CHEM GND VRT VTEMP VCELL VCDIV TIMER INFET READY VCC TGATE PGND BGATE INTVDD TOC BAT SENSE 21 SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS VCC Supply VCC Input Voltage Range ● 4.5 34 V ISHDN Shutdown Quiescent Current (Note 5) VCC = BAT = 4.8V 5 10 µA IQ Quiescent Current Waiting to Charge (Pause) ● 35 mA ICC Operating Current Fast Charge State, No Gate Load ● 59 mA VUVLO Undervoltage Threshold Voltage VCC Increasing ● 3.95 4.2 4.45 V VUV(HYST) Undervoltage Hysteresis Voltage 170 mV VSHDNI Shutdown Threshold Voltage DCIN – VCC, DCIN Increasing ● 20 30 42 mV VSHDND Shutdown Threshold Voltage DCIN – VCC, DCIN Decreasing ● –45 –25 –15 mV VCE Charge Enable Threshold Voltage VCC – BAT, VCC Increasing ● 400 510 600 mV INTVDD Regulator VDD Output Voltage No Load ● 4.5 5 5.5 V IDD Short-Circuit Current (Note 6) INTVDD = 0V ● –100 –50 –28 mA INTVDD(MIN) Output Voltage VCC = 4.5V, IDD = –10mA ● 3.85 V Thermistor Termination VRT Output Voltage RL = 10k 3.125 3.3 3.475 V ● 3.05 3.55 V IRT Short-Circuit Current VRT = 0V ● –9 –1 mA PWM Current Source VFS BAT – SENSE Full-Scale Regulation 0.3V < BAT < VCC – 0.3V (Note 5) 95 100 105 mV Voltage (Fast Charge) BAT = 4.8V ● 95 100 105 mV VPC BAT – SENSE Precharge Regulation 0.3V < BAT < VCC – 0.3V (Note 5) 16 20 24 mV Voltage BAT = 4.8V ● 16 20 24 mV |
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