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LT3970EDDB-TRPBF Datasheet(PDF) 6 Page - Linear Technology |
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LT3970EDDB-TRPBF Datasheet(HTML) 6 Page - Linear Technology |
6 / 22 page LT3970/LT3970-3.3/LT3970-5 6 3970fa TYPICAL PERFORMANCE CHARACTERISTICS Power Good Threshold Boost Diode Forward Voltage Catch Diode Forward Voltage Catch Diode Leakage TA = 25°C, unless otherwise noted. BOOST DIODE CURRENT (mA) 0 0 0.2 0.4 0.6 0.8 1.0 1.2 50 100 150 200 3970 G19 –50°C 25°C 125°C 150°C CATCH DIODE CURRENT (mA) 0 0.6 0.8 1.0 400 3970 G20 0.4 0.2 0 100 200 300 –50°C 25°C 125°C 150°C TEMPERATURE (°C) –50 12 16 20 25 75 150 3970 G21 8 4 0 –25 0 50 100 125 VR = 12V TEMPERATURE (°C) –50 88 89 90 91 92 –25 0 25 50 3970 G22 75 100 125 150 BOOST Pin Current Minimum Input Voltage, VOUT = 3.3V Minimum Input Voltage, VOUT = 5V SWITCH CURRENT (mA) 0 10 12 14 16 400 3970 G16 8 6 100 200 300 500 4 2 LOAD CURRENT (mA) 050 2.5 3.5 5.0 100 200 250 3970 G17 3.0 4.5 4.0 150 300 350 FRONT PAGE APPLICATION VOUT = 3.3V TO START/RUN LOAD CURRENT (mA) 050 4.0 5.0 6.5 100 200 250 3970 G18 4.5 6.0 5.5 150 300 350 FRONT PAGE APPLICATION VOUT = 5V TO START TO RUN Switch VCESAT (ISW = 200mA) vs Temperature Switch VCESAT TEMPERATURE (°C) –50 100 150 200 250 –25 0 25 50 3970 G14 75 100 125 150 SWITCH CURRENT (mA) 0 300 400 400 3970 G15 200 100 0 100 200 300 500 |
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