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LTC3725 Datasheet(PDF) 4 Page - Linear Technology |
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LTC3725 Datasheet(HTML) 4 Page - Linear Technology |
4 / 20 page LTC3725 4 3725fa Supply Current vs VCC 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 Optoisolator Bias VFB/IN+ vs IFB/IN+ VCC (V) 0 1.0 1.5 15 3725 G01 0.5 0 10 5 2.0 TRICKLE CHARGER LINEAR REGULATOR TEMPERATURE ( °C) –60 1.240 1.235 1.230 1.225 100 3725 G02 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 3725 G03 4.80 40 60 80 0 –20 20 –40 5.05 RFSET (kΩ) 0 300 200 100 400 300 200 100 3725 G04 0 800 700 400 500 600 SECONDARY-SIDE CONTROL PRIMARY-SIDE CONTROL TEMPERATURE ( °C) –60 202 201 200 199 100 3725 G05 197 198 40 60 80 0 –20 20 –40 203 PRIMARY-SIDE CONTROL RFS(P) = 100kΩ VCC (V) 14.00 9 6 3 15.00 14.75 14.50 14.25 3725 G06 0 18 12 15 TEMPERATURE ( °C) –60 100 3725 G07 15 16 17 18 19 40 60 80 0 –20 20 –40 25 24 23 22 21 20 TEMPERATURE ( °C) –60 100 3725 G08 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) –IFB/IN+ (mA) 0 1.5 1.0 0.5 2.0 1.5 1.0 0.5 3725 G09 0 3.5 2.0 2.5 3.0 |
Similar Part No. - LTC3725_15 |
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Similar Description - LTC3725_15 |
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