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LTC3890IUHTRPBF Datasheet(PDF) 7 Page - Linear Technology |
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LTC3890IUHTRPBF Datasheet(HTML) 7 Page - Linear Technology |
7 / 36 page LTC3890 7 3890f TYPICAL PERFORMANCE CHARACTERISTICS TRACK/SS Pull-Up Current vs Temperature Shutdown (RUN) Threshold vs Temperature Regulated Feedback Voltage vs Temperature SENSE– Pin Total Input Bias Current vs Temperature Shutdown Current vs Input Voltage Oscillator Frequency vs Temperature Undervoltage Lockout Threshold vs Temperature Oscillator Frequency vs Input Voltage Shutdown Current vs Temperature TEMPERATURE (°C) –45 0.90 0.95 1.00 1.05 1.10 –20 5 30 55 3890 G19 80 105 130 TEMPERATURE (°C) –45 1.30 1.35 1.40 30 80 3890 G20 1.25 1.20 –20 5 55 105 130 1.15 1.00 1.05 1.10 RUN1 RISING RUN2 RISING RUN1 FALLING RUN2 FALLING TEMPERATURE (°C) –45 806 30 3890 G21 800 796 –20 5 55 794 792 800 804 802 798 80 105 130 TEMPERATURE (°C) –45 –600 –650 –700 –750 –800 –500 –550 –400 –450 –300 –350 50 –50 –25 15 35 55 115 3890 G22 0 –150 –100 –200 –250 –5 75 95 VOUT < INTVCC – 0.5V VOUT > INTVCC – 0.5V TEMPERATURE (°C) –45 500 550 600 30 80 3890 G24 450 400 –20 5 55 105 130 350 300 FREQ = GND FREQ = INTVCC TEMPERATURE (°C) –45 3.4 3.5 3.7 3.8 3.9 4.4 4.1 5 55 80 3890 G25 3.6 4.2 4.3 4.0 –20 30 105 130 FALLING RISING INPUT VOLTAGE (V) 0 10 15 30 25 20 30 35 40 45 50 55 60 65 15 10 525 3890 G23 5 20 INPUT VOLTAGE (V) 344 348 350 356 20 30 35 40 45 50 55 60 65 15 10 525 3890 G26 346 352 354 FREQ = GND TEMPERATURE (°C) 8 12 14 22 20 55 80 105 130 5 –45 –20 30 3890 G27 10 16 18 VIN = 12V |
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