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LTC3831-1 Datasheet(PDF) 4 Page - Linear Technology |
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LTC3831-1 Datasheet(HTML) 4 Page - Linear Technology |
4 / 20 page 4 LTC3831-1 38311f TYPICAL PERFOR A CE CHARACTERISTICS Load Regulation Line Regulation Output Voltage Temperature Drift Error Amplifier Transconductance vs Temperature TEMPERATURE ( °C) –50 25 3831 G06 120 80 –25 0 50 40 200 180 140 100 60 160 75 100 125 Error Amplifier Sink/Source Current vs Temperature Error Amplifier Open-Loop Gain vs Temperature Oscillator Frequency vs Temperature Oscillator Frequency vs FREQSET Input Current Oscillator (VSAWH – VSAWL) vs External Sync Frequency 0.762 0.760 0.758 0.756 0.754 0.752 0.750 0.748 0.746 0.744 0.742 0.740 0.738 OUTPUT CURRENT (A) –10 6 –6 –8 –4 –2 2 04 8 10 3831 G02 TA = 25°C REFER TO FRONT PAGE APPLICATION NEGATIVE OUTPUT CURRENT INDICATES CURRENT SINKING VCC SUPPLY VOLTAGE (V) 3 7 3831 G03 2 6 10 –2 –6 0 4 8 –4 –8 –10 4 5 6 8 TA = 25°C 0.760 0.758 0.756 0.754 0.752 0.750 0.748 0.746 0.744 0.742 0.740 TEMPERATURE ( °C) –50 2300 25 3831 G04 2000 1800 –25 0 50 1700 1600 2400 2200 2100 1900 75 125 100 0.762 0.760 0.758 0.756 0.754 0.752 0.750 0.748 0.746 0.744 0.742 0.740 0.738 TEMPERATURE ( °C) –50 50 –25 25 125 075 100 3831 G05 12 10 8 6 4 2 0 –2 –4 –6 –8 –10 –12 REFER TO FRONT PAGE APPLICATION OUTPUT = NO LOAD TEMPERATURE ( °C) –50 50 55 60 65 70 –25 0 25 50 3831 G07 75 100 125 TEMPERATURE ( °C) –50 50 3831 G08 0 –25 75 100 25 125 FREQSET FLOATING 360 350 340 330 320 310 300 290 280 270 260 250 240 FREQSET INPUT CURRENT ( µA) 30 0 100 200 300 400 600 20 10 0 10 3831 G09 20 30 500 TA = 25°C 700 EXTERNAL SYNC FREQUENCY (kHz) 100 0.5 0.6 0.8 0.9 1.0 1.5 1.2 200 300 3831 G10 0.7 1.3 1.4 1.1 400 500 TA = 25°C |
Similar Part No. - LTC3831-1_15 |
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Similar Description - LTC3831-1_15 |
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