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LTC4054L Datasheet(PDF) 2 Page - Linear Technology |
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LTC4054L Datasheet(HTML) 2 Page - Linear Technology |
2 / 16 page 2 LTC4054L-4.2 4054l42f (Note 1) Input Supply Voltage (VCC) ....................... –0.3V to 10V PROG ............................................. – 0.3V to VCC + 0.3V CHRG ........................................................ –0.3V to 10V BAT ............................................................. – 0.3V to 7V BAT Short-Circuit Duration .......................... Continuous BAT Pin Current ................................................. 200mA PROG Pin Current ................................................ 1.5mA Maximum Junction Temperature .......................... 125 °C Operating Temperature Range (Note 2) .. – 40 °C to 85°C Storage Temperature Range ................. – 65 °C to 125°C Lead Temperature (Soldering, 10 sec).................. 300 °C TJMAX = 125°C, θJA = 80°C/ W TO 150°C/W DEPENDING ON PC BOARD LAYOUT (NOTE 3) ORDER PART NUMBER S5 PART MARKING LTC4054LES5-4.2 LTAFA SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS VCC Supply Voltage q 4.25 6.5 V ICC Supply Current Charge Mode (Note 4), RPROG = 1k q 1200 2000 µA Standby Mode (Charge Terminated) q 200 500 µA Shutdown Mode (RPROG Not Connected, q 25 50 µA VCC < VBAT, or VCC < VUV) VFLOAT Regulated Output (Float) Voltage 0 °C ≤ TA ≤ 85°C, IBAT = 40mA 4.158 4.2 4.242 V IBAT BAT Pin Current RPROG = 15k, Current Mode q 9.3 10 10.7 mA RPROG = 1k, Current Mode q 142.5 150 157.5 mA Standby Mode, VBAT = 4.2V q 0 –2.5 –6 µA Shutdown Mode (RPROG Not Connected) ±1 ±2 µA Sleep Mode, VCC = 0V ±1 ±2 µA ITRIKL Trickle Charge Current VBAT < VTRIKL, RPROG = 1k (IBAT = 150mA) q 515 25 mA VTRIKL Trickle Charge Threshold Voltage RPROG = 15k, VBAT Rising 2.8 2.9 3 V VTRHYS Trickle Charge Hysteresis Voltage RPROG = 15k 60 80 110 mV VUV VCC Undervoltage Lockout Threshold Voltage From VCC Low to High q 3.7 3.8 3.92 V VUVHYS VCC Undervoltage Lockout Hysteresis Voltage q 150 200 300 mV VMSD Manual Shutdown Threshold Voltage PROG Pin Rising q 1.15 1.21 1.30 V PROG Pin Falling q 0.9 1.0 1.1 V VASD VCC – VBAT Lockout Threshold Voltage VCC from Low to High 70 100 140 mV VCC from High to Low 5 30 50 mV ITERM C/10 Termination Current Threshold RPROG = 15k (IBAT = 10mA) (Note 5) q 0.085 0.10 0.115 mA/mA RPROG = 1k (IBAT = 150mA) (Note 5) q 0.088 0.10 0.112 mA/mA VPROG PROG Pin Voltage RPROG = 1k, Current Mode q 0.93 1 1.07 V ICHRG CHRG Pin Weak Pull-Down Current VCHRG = 5V 8 20 35 µA VCHRG CHRG Pin Output Low Voltage ICHRG = 5mA 0.35 0.6 V ∆VRECHRG Recharge Battery Hysteresis Voltage VFLOAT – VRECHRG 100 150 200 mV The q denotes specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. VCC = 5V, unless otherwise noted. ABSOLUTE AXI U RATI GS PACKAGE/ORDER I FOR ATIO ELECTRICAL CHARACTERISTICS Consult LTC Marketing for parts specified with wider operating temperature ranges. CHRG 1 GND 2 TOP VIEW S5 PACKAGE 5-LEAD PLASTIC TSOT-23 BAT 3 5 PROG 4 VCC |
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