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LT3755-1 Datasheet(PDF) 6 Page - Linear Integrated Systems |
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LT3755-1 Datasheet(HTML) 6 Page - Linear Integrated Systems |
6 / 30 page LT3922 6 3922f For more information www.linear.com/LT3922 Typical perForMance characTerisTics RT and RP Pin Current Limits SS Currents SS Threshold Voltages Switching Frequency Internal PWM Frequency Internal PWM Duty Cycle VREF Line Regulation INTVCC and VREF UVLO Falling Thresholds Minimum Off Time VIN VOLTAGE (V) 0 3 6 9 12 15 18 21 24 27 30 33 36 1.990 1.992 1.994 1.996 1.998 2.000 2.002 2.004 2.006 2.008 2.010 3922 G10 RT PIN RP PIN TEMPERATURE (°C) –45 –20 5 30 55 80 105 130 155 55 60 65 70 75 80 3922 G13 RT = 45.3k RT = 499k TEMPERATURE (°C) –45 –20 5 30 55 80 105 130 155 1400 1500 1600 1700 1800 1900 2000 2100 2200 180 190 200 210 220 230 240 250 260 3922 G16 INTVCC UVLO VREF UVLO TEMPERATURE (°C) –45 –20 5 30 55 80 105 130 155 0.9 1.2 1.5 1.8 2.1 2.4 2.7 3.0 3922 G11 PULL-UP CURRENT PULL-DOWN CURRENT TEMPERATURE (°C) –45 –20 5 30 55 80 105 130 155 0 5 10 15 20 25 3922 G14 RT = 45.3k RP = 28.7k RP = 332k TEMPERATURE (°C) –45 –20 5 30 55 80 105 130 155 6400 6784 7168 7552 7936 8320 110 116 122 128 134 140 3922 G17 TEMPERATURE (°C) –45 –20 5 30 55 80 105 130 155 0 5 10 15 20 25 30 3922 G12 SS HIGH SS LOW TEMPERATURE (°C) –45 –20 5 30 55 80 105 130 155 0 0.4 0.8 1.2 1.6 2.0 3922 G15 RT = 45.3k RP = 332k TEMPERATURE (°C) –45 –20 5 30 55 80 105 130 155 10.0 10.1 10.2 10.3 10.4 10.5 3922 G18 VREF PWM LT3922 18.2k 1% 22.1k 1% VIN = 12V, TA = 25°C, unless otherwise noted. |
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