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LTC4053-4.2 Datasheet(PDF) 2 Page - Linear Technology |
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LTC4053-4.2 Datasheet(HTML) 2 Page - Linear Technology |
2 / 16 page LTC4053-4.2 2 4053fa Input Supply Voltage (VCC) ....................................... 7V BAT ........................................................................... 7V NTC, SHDN, TIMER, PROG ............ –0.3V to VCC + 0.3V CHRG, FAULT, ACPR .................................. –0.3V to 7V BAT Short-Circuit Duration .......................... Continuous BAT Current (Note 2) ............................................. 1.3A PROG Current (Note 2) ....................................... 1.3mA ABSOLUTE AXI U RATI GS PACKAGE/ORDER I FOR ATIO (Note 1) Consult LTC Marketing for parts specified with wider operating temperature ranges. ORDER PART NUMBER LTC4053EDD-4.2 TJMAX = 125°C, θJA = 40°C/W (NOTE 4) EXPOSED PAD (PIN 11) IS GND (MUST BE SOLDERED TO PCB) 1 2 3 4 5 CHRG VCC FAULT TIMER GND 10 9 8 7 6 ACPR BAT SHDN PROG NTC TOP VIEW 11 MSE EXPOSED PAD PACKAGE 10-LEAD PLASTIC MSOP DD PART MARKING LBQC Junction Temperature .......................................... 125 °C Operating Temperature Range (Note 3) ...–40 °C to 85°C Storage Temperature Range MSE .................................................. – 65 °C to 150°C DD .................................................... – 65 °C to 125°C Lead Temperature (Soldering, 10 sec) MSE .................................................................. 300 °C ORDER PART NUMBER LTC4053EMSE-4.2 MSE PART MARKING LTZT TOP VIEW 11 DD PACKAGE 10-LEAD (3mm × 3mm) PLASTIC DFN 10 9 6 7 8 4 5 3 2 1 ACPR BAT SHDN PROG NTC CHRG VCC FAULT TIMER GND TJMAX = 125°C, θJA = 40°C/W (NOTE 4) EXPOSED PAD (PIN 11) IS GND (MUST BE SOLDERED TO PCB) ELECTRICAL CHARACTERISTICS The ● denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. VCC = 5V SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS VCC VCC Supply Voltage ● 4.25 6.5 V ICC VCC Supply Current Charger On; Current Mode; RPROG = 30k (Note 5) ● 12 mA Shutdown Mode; VSHDN = 0V ● 25 50 µA Sleep Mode VCC < VBAT or VCC ≤ 4V ● 25 50 µA VBAT VBAT Regulated Float Voltage ● 4.158 4.2 4.242 V IBAT Battery Pin Current RPROG = 3k; Current Mode ● 465 500 535 mA RPROG = 15k; Current Mode ● 93 100 107 mA Shutdown Mode; VSHDN = 0V ±1 ±3 µA Sleep Mode VCC < VBAT or VCC < (VUV – ∆VUV) ±1 ±3 µA ITRIKL Trickle Charge Current VBAT < 2V; RPROG = 3k ● 35 50 65 mA VTRIKL Trickle Charge Trip Threshold VBAT Rising 2.48 V ∆VTRIKL Trickle Charge Trip Hysteresis 100 mV VUV VCC Undervoltage Lockout Voltage VCC Rising ● 4 4.25 V ∆VUV VCC Undervoltage Lockout Hysteresis 200 mV VMSD Manual Shutdown Threshold Voltage SHDN Pin Voltage 0.6 1.3 V VASD Automatic Shutdown Threshold Voltage (VCC - VBAT) High to Low 35 mV (VCC - VBAT) Low to High 70 mV Order Options Tape and Reel: Add #TR Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPBF Lead Free Part Marking: http://www.linear.com/leadfree/ |
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