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LTC4009CUF-PBF Datasheet(PDF) 5 Page - Linear Technology |
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LTC4009CUF-PBF Datasheet(HTML) 5 Page - Linear Technology |
5 / 28 page 5 4009fb LTC4009 LTC4009-1/LTC4009-2 TYPICAL PERFORMANCE CHARACTERISTICS Efficiency at DCIN = 20V, BAT = 8V VFB Line Regulation TEST CIRCUITS – – – + 10 13 12 1.2085V 1.2085V TARGET PROG VFB ITH 4009 TC01 LTC4009 0.6V EA FROM ICL (CLP = CLN) – + LTC1055 – – – + 11 13 12 1.2085V TARGET VARIES WITH FVS0,1 PROG BAT ITH 4009 TC02 LTC4009-1 LTC4009-2 0.6V EA FROM ICL (CLP = CLN) – + LTC1055 CHARGE CURRENT (A) 0 80 85 90 95 100 100 1000 10000 0.5 1.0 1.5 2.0 4009 G01 2.5 3.0 POWER LOSS EFFICIENCY RSENSE = 33mΩ RIN = 3.01k Efficiency at DCIN = 20V, BAT = 12V CHARGE CURRENT (A) 0 80 85 90 95 100 100 1000 10000 0.5 1.0 1.5 2.0 4009 G02 2.5 3.0 POWER LOSS EFFICIENCY RSENSE = 33mΩ RIN = 3.01k Efficiency at DCIN = 20V, BAT = 16V CHARGE CURRENT (A) 0 80 85 90 95 100 100 1000 10000 0.5 1.0 1.5 2.0 4009 G03 2.5 3.0 POWER LOSS EFFICIENCY RSENSE = 33mΩ RIN = 3.01k CLP (V) 5 0.02 0.06 0.10 25 4009 G04 –0.02 –0.06 0 0.04 0.08 –0.04 –0.08 –0.10 10 15 20 30 LTC4009 TEST CIRCUIT BAT (V) 0 75 100 150 175 200 10 20 25 300 4009 G05 125 515 225 250 275 CLP = BAT + 3V (CLP ≥ 6V) FBDIV RON vs BAT (TA = 25°C unless otherwise noted. DIN = SSB44, L = IHLP-2525 6.8μH) |
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