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LTC3770 Datasheet(PDF) 6 Page - Linear Technology |
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LTC3770 Datasheet(HTML) 6 Page - Linear Technology |
6 / 24 page 6 LTC3770 3770f TYPICAL PERFOR A CE CHARACTERISTICS Transient Response Track Down Track Up ITH Voltage vs Load Current Efficiency vs Load Current Frequency vs Input Voltage VOUT 2V/DIV TRACK/SS AND VFB 500mV/DIV 250ms/DIV 3770 G13 TRACK/SS FIGURE 12 CIRCUIT VFB VOUT VOUT 2V/DIV TRACK/SS AND VFB 500mV/DIV 250ms/DIV 3770 G14 TRACK/SS VFB VOUT FIGURE 12 CIRCUIT VOUT 100mV/DIV IL 5A/DIV STEP 0A TO 10A 20µs/DIV 3770 G15 FIGURE 12 CIRCUIT LOAD CURRENT (A) 100 90 95 85 80 75 50 55 60 65 70 0.01 1 10 3770 G16 0.1 DISCONTINUOUS MODE CONTINUOUS MODE FIGURE 12 CIRCUIT INPUT VOLTAGE (V) 480 460 440 420 400 300 320 340 360 380 020 30 25 3770 G18 10 15 5 FCB = 0V FIGURE 12 CIRCUIT IOUT = 10A IOUT = 0A LOAD CURRENT (A) 2.5 1.5 2.0 1.0 0.5 0 08 12 10 3770 G17 46 2 DISCONTINUOUS MODE FIGURE 12 CIRCUIT CONTINUOUS MODE Frequency vs Load Current Efficiency vs Input Voltage INPUT VOLTAGE (V) 100 95 90 85 80 70 75 020 30 25 3770 G19 10 15 5 FCB = 5V FIGURE 12 CIRCUIT ILOAD = 10A ILOAD = 1A LOAD CURRENT (A) 08 12 10 46 2 500 450 400 350 300 250 0 50 100 150 200 3770 G20 DISCONTINUOUS MODE CONTINUOUS MODE FIGURE 12 CIRCUIT |
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Similar Description - LTC3770 |
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