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LTC4063 Datasheet(PDF) 4 Page - Linear Technology |
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LTC4063 Datasheet(HTML) 4 Page - Linear Technology |
4 / 20 page 4 LTC4063 4063fb TYPICAL PERFORMANCE CHARACTERISTICS Regulated Output (Float) Voltage vs Charge Current TEMPERATURE ( °C) –50 0.994 0.996 0.998 1.000 1.002 1.006 –25 025 50 4063 G03 75 100 1.004 RPROG = 10k VCC = 8V VCC = 4.3V Regulated Output (Float) Voltage vs Temperature PROG Pin Voltage vs Temperature (Constant-Current Mode) Charge Current vs PROG Pin Voltage Internal Charge Timer vs Temperature CHRG Pin I-V Curve VPROG (V) 0 0 100 300 400 500 0.8 900 4063 G04 200 0.4 0.2 1.0 0.6 1.2 600 700 800 VCC = 5V RPROG = 1.25k VTIMER = 5V TEMPERATURE ( °C) –50 185 190 195 25 75 4063 G05 180 175 –25 0 50 100 125 170 165 CTIMER = 0.1µF VCC = 4.3V VCC = 8V VCHRG (V) 0 20 25 35 4063 G06 15 10 12 46 7 5 0 30 35 VCC = 5V VBAT = 4V TA = –40°C TA = 90°C TA = 25°C Trickle Charge Current vs Temperature Trickle Charge Threshold Voltage vs Temperature Charge Current vs Battery Voltage TEMPERATURE ( °C) –50 90 88 86 84 82 80 78 76 25 75 4063 G07 –25 0 50 100 VCC = 5V VBAT = 2.5V RPROG = 1.25k TEMPERATURE ( °C) –50 2.84 2.86 2.88 2.90 2.92 2.96 –25 025 50 4063 G08 75 100 2.94 VCC = 5V RPROG = 1.25k VBAT (V) 2.7 0 200 400 600 800 1000 3 3.3 3.6 3.9 4063 G09 4.2 4.5 VCC = 5V RPROG = 1.25k θJA = 40°C/W TEMPERATURE ( °C) –50 4.185 4.190 4.195 4.200 4.205 4.215 –25 025 50 4063 G02 75 100 4.210 RPROG = 10k VCC = 8V VCC = 4.3V TA = 25°C unless otherwise noted. CHARGE CURRENT (mA) 0 4.18 4.22 800 4063 G01 4.14 4.10 200 400 600 100 300 500 700 4.26 4.16 4.20 4.12 4.24 VCC = 5V RPROG = 1.25k |
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