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LTC3705 Datasheet(PDF) 4 Page - Linear Technology |
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LTC3705 Datasheet(HTML) 4 Page - Linear Technology |
4 / 20 page LTC3705 4 3705fb Supply Current vs VCC Boost Current vs Boost – TS Voltage UVLO Voltage Threshold vs Temperature UVLO Hysteresis Current vs Temperature Oscillator Frequency fOSC vs RFSET Oscillator Frequency vs Temperature Shunt Regulator Current ICC vs VCC Shunt Regulator Current vs Temperature VGDUV vs Temperature TYPICAL PERFOR A CE CHARACTERISTICS VCC (V) 0 1.0 1.5 15 3705 G01 0.5 0 10 5 2.0 TRICKLE CHARGER LINEAR REGULATOR VBOOST – VTS (V) 0 350 300 250 200 150 100 50 15 3705 G02 0 10 5 400 VTS = 0V VTS = 80V RFSET (kΩ) 0 300 200 100 400 300 200 100 3705 G03 0 800 700 400 500 600 SECONDARY-SIDE CONTROL PRIMARY-SIDE CONTROL VCC (V) 14.00 9 6 3 15.00 14.75 14.50 14.25 3705 G04 0 18 12 15 TEMPERATURE ( °C) –60 1.240 1.235 1.230 1.225 100 3705 G09 1.220 40 60 80 0 –20 20 –40 1.245 VUVLOF VUVLOR TEMPERATURE ( °C) –60 5.00 4.95 4.90 4.85 100 3705 G10 4.80 40 60 80 0 –20 20 –40 5.05 TEMPERATURE ( °C) –60 202 201 200 199 100 3705 G11 197 198 40 60 80 0 –20 20 –40 203 PRIMARY-SIDE CONTROL RFS(P) = 100kΩ TEMPERATURE ( °C) –60 100 3705 G12 15 16 17 18 19 40 60 80 0 –20 20 –40 25 24 23 22 21 20 TEMPERATURE ( °C) –60 100 3705 G13 6 7 8 40 60 80 0 –20 20 –40 14 13 12 11 10 9 VCC RISING (TRICKLE CHARGER) VCC RISING (LINEAR REGULATOR) VCC FALLING (BOTH) (TA = 25°C unless otherwise specified) |
Similar Part No. - LTC3705_15 |
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Similar Description - LTC3705_15 |
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