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LTC4085-4 Datasheet(PDF) 2 Page - Linear Technology |
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LTC4085-4 Datasheet(HTML) 2 Page - Linear Technology |
2 / 24 page LTC4085-3/LTC4085-4 2 408534fb (Notes 1, 2, 3, 4, 5) Terminal Voltage IN, OUT t < 1ms and Duty Cycle < 1%................... –0.3V to 7V Steady State............................................. –0.3V to 6V BAT, CHRG, HPWR, SUSP, WALL, ACPR....... –0.3V to 6V NTC, TIMER, PROG, CLPROG.......–0.3V to (VCC + 0.3V) Pin Current (Steady State) IN, OUT, BAT (Note 6)...............................................2.5A Operating Temperature Range.................. –40°C to 85°C Maximum Operating Junction Temperature .......... 110°C Storage Temperature Range................... –65°C to 125°C The ● indicates specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C (Note 5). VIN = 5V, VBAT = 3.7V, HPWR = 5V, WALL = 0V, RPROG = 100k, RCLPROG = 2k, unless otherwise noted. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS VIN Input Supply Voltage IN and OUT 4.35 5.5 V VBAT Input Voltage BAT 4.3 V IIN Input Supply Current IBAT = 0 (Note 7) Suspend Mode; SUSP = 5V Suspend Mode; SUSP = 5V, WALL = 5V, VOUT = 4.8V ● ● ● 0.5 50 60 1.2 100 110 mA μA μA IOUT Output Supply Current VOUT = 5V, VIN = 0V, NTC = VNTC ● 0.7 1.4 mA IBAT Battery Drain Current VBAT = 4.05V, Charging Stopped Suspend Mode; SUSP = 5V VIN = 0V, BAT Powers OUT, No Load ● ● ● 15 22 60 27 35 100 μA μA μA TJMAX = 125°C, θJA = 43°C/W EXPOSED PAD (PIN 15) IS GND, MUST BE CONNECTED TO PCB 1 2 3 4 5 6 7 14 13 12 11 10 9 8 BAT GATE PROG CHRG ACPR VNTC NTC IN OUT CLPROG HPWR SUSP TIMER WALL TOP VIEW 15 DE PACKAGE 14-LEAD (4mm × 3mm) PLASTIC DFN LEAD FREE FINISH TAPE AND REEL PART MARKING PACKAGE DESCRIPTION TEMPERATURE RANGE LTC4085EDE-3#PBF LTC4085EDE-3#TRPBF 40853 14-Lead (4mm × 3mm) Plastic DFN –40°C to 85°C LTC4085EDE-4#PBF LTC4085EDE-4#TRPBF 40854 14-Lead (4mm × 3mm) Plastic DFN –40°C to 85°C Consult LTC Marketing for parts specified with wider operating temperature ranges. Consult LTC Marketing for information on non-standard lead based finish parts. For more information on lead free part marking, go to: http://www.linear.com/leadfree/ For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/ PIN CONFIGURATION ABSOLUTE MAXIMUM RATINGS ORDER INFORMATION ELECTRICAL CHARACTERISTICS LTC4085 Options PART NUMBER FLOAT VOLTAGE NTC HOT THRESHOLD UNDERVOLTAGE CURRENT LIMIT* LTC4085 4.2V 29% VVNTC Yes LTC4085-1 4.1V 32.6% VVNTC Yes LTC4085-3 3.95V 32.6% VVNTC Yes LTC4085-4 3.95V 32.6% VVNTC No *Undervoltage current limit reduces charge current as VOUT falls below approximately 4.45V. |
Similar Part No. - LTC4085-4_15 |
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Similar Description - LTC4085-4_15 |
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