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LT8705 数据表(PDF) 5 Page - Linear Technology |
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LT8705 数据表(HTML) 5 Page - Linear Technology |
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5 / 24 page ![]() LT3840 5 3840fa For more information www.linear.com/LT3840 Typical perForMance characTerisTics Shutdown Current vs Temperature INTVCC Regulation Voltage vs Temperature ISENSE+ + ISENSE– vs VSENSE(CM) Switching Frequency vs Temperature EN Threshold Voltage vs Temperature UVLO Threshold Voltage vs Temperature OVLO Threshold vs Temperature Soft-Start (TK/SS) Current vs Temperature TEMPERATURE (°C) –50 7.7 7.5 7.4 7.6 7.3 7.0 7.2 7.1 50 0 100 125 3840 G05 150 25 –25 75 TEMPERATURE (°C) –50 1.40 1.35 1.30 1.20 1.15 1.25 1.10 90 1.05 1.00 95 50 0 100 125 3840 G01 150 25 –25 75 EN RISING EN FALLING TEMPERATURE (°C) –50 1.40 1.35 1.30 1.20 1.15 1.25 1.10 90 1.05 1.00 95 50 0 100 125 3840 G02 150 25 –25 75 UVLO RISING UVLO FALLING TEMPERATURE (°C) –50 1.30 1.25 1.15 1.05 1.00 1.20 1.10 0.95 0.90 50 0 100 125 3840 G03 150 25 –25 75 OVLO RISING OVLO FALLING TA = 25°C, unless otherwise noted. COMMON MODE SENSE VOLTAGE (V) 0 1600 1200 800 –800 400 0 –400 2 1 4 3840 G06 5 3 TEMPERATURE (°C) –50 330 310 290 320 300 280 270 50 0 100 125 3840 G07 150 25 –25 75 RT = 49.9k TEMPERATURE (°C) –50 12 10 8 11 9 7 6 50 0 100 125 3840 G08 150 25 –25 75 TEMPERATURE (°C) –50 1.28 1.26 1.24 1.27 1.25 1.23 1.22 50 0 100 125 3840 G09 150 25 –25 75 Regulated FB Voltage vs Temperature TEMPERATURE (°C) –50 20 18 14 10 8 16 12 6 0 4 2 50 0 100 125 3840 G04 150 25 –25 75 VIN AUXVIN |
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