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LTC4058 Datasheet(PDF) 2 Page - Linear Technology |
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LTC4058 Datasheet(HTML) 2 Page - Linear Technology |
2 / 12 page 2 LTC4058-4.2/LTC4058X-4.2 sn405842 405842fs (Note 1) Input Supply Voltage (VCC) ....................... –0.3V to 10V PROG ............................................. – 0.3V to VCC + 0.3V BAT, BSENSE .............................................. –0.3V to 7V CHRG, ACPR, EN ...................................... –0.3V to 10V BAT Short-Circuit Duration .......................... Continuous BAT Pin Current ........................................................ 1A PROG Pin Current ................................................... 1mA Maximum Junction Temperature .......................... 125 °C Operating Temperature Range (Note 2) .. – 40 °C to 85°C Storage Temperature Range ................. – 65 °C to 125°C TJMAX = 125°C, θJA = 40°C/W (NOTE 3) EXPOSED PAD IS GROUND (PIN 9) MUST BE SOLDERED TO PCB ORDER PART NUMBER DD PART MARKING LAEV LBDH SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS VCC Input Supply Voltage q 4.25 6.5 V ICC Input Supply Current Charge Mode (Note 4), RPROG = 10k q 0.3 1 mA Standby Mode (Charge Terminated) q 200 500 µA Shutdown Mode (EN = 5V, VCC < VBSENSE q 25 50 µA or VCC < VUV) VFLOAT Regulated Output (Float) Voltage 0 °C ≤ TA ≤ 85°C, 4.3V < VCC < 6.5V 4.158 4.2 4.242 V IBAT BAT Pin Current RPROG = 10k, Current Mode q 93 100 107 mA RPROG = 2k, Current Mode q 465 500 535 mA IBSENSE BSENSE Pin Current (Note 5) Standby Mode, VBSENSE = 4.2V q –2.5 –6 µA Shutdown Mode (EN = 5V, VCC < VBSENSE or ±1 ±2 µA VCC < VUV) Sleep Mode, VCC = 0V ±1 ±2 µA ITRIKL Trickle Charge Current VBSENSE < VTRIKL, RPROG = 2k (Note 6) q 30 45 60 mA VTRIKL Trickle Charge Threshold Voltage RPROG = 10k, VBSENSE Rising (Note 6) 2.8 2.9 3 V VTRHYS Trickle Charge Hysteresis Voltage RPROG = 10k (Note 6) 60 80 110 mV VUV VCC Undervoltage Lockout Voltage From VCC Low to High q 3.7 3.8 3.92 V VUVHYS VCC Undervoltage Lockout Hysteresis q 150 200 300 mV VEN(IL) EN Pin Input Low Voltage q 0.4 0.7 V VEN(IH) EN Pin Input High Voltage q 0.7 1 V REN EN Pin Pull-Down Resistor q 1.2 2 5 M Ω VASD VCC – VBSENSE Lockout Threshold 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 = 10k (ICHG = 100mA) (Note 7) q 0.085 0.10 0.115 mA/mA RPROG = 2k (ICHG = 500mA) q 0.085 0.10 0.115 mA/mA VPROG PROG Pin Voltage RPROG = 10k, Current Mode 0.93 1 1.07 V VCHRG CHRG Pin Output Low Voltage ICHRG = 5mA 0.35 0.6 V VACPR ACPR Pin Output Low Voltage IACPR = 5mA 0.35 0.6 V ∆VRECHRG Recharge Battery Threshold Voltage VFLOAT – VRECHRG, 0°C ≤ TA ≤ 85°C 60 100 140 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. LTC4058EDD-4.2 LTC4058XEDD-4.2 TOP VIEW 9 DD PACKAGE 8-LEAD (3mm × 3mm) PLASTIC DFN 5 6 7 8 4 3 2 1 BSENSE BAT CHRG GND EN ACPR VCC PROG |
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Similar Description - LTC4058 |
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