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LTC4358 датащи(PDF) 4 Page - Analog Devices |
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LTC4358 датащи(HTML) 4 Page - Analog Devices |
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4 / 14 page ![]() LTC4451 4 Rev. 0 For more information www.analog.com TYPICAL PERFORMANCE CHARACTERISTICS VIN Current in Regulation VCC Current in Regulation VIN Current in Shutdown VCC Current in Shutdown MOSFET RDS(ON) vs Temperature OUT Reverse Leakage vs Temperature STATUS Output Low Voltage vs Current Forward Regulation Voltage vs Temperature MOSFET Turn-Off Time vs Final Overdrive VCC = 0V 125°C 25°C –40°C VIN (V) 0 5 10 15 20 25 30 35 40 0 5 10 15 20 25 30 35 4451 G01 VCC (V) 0 1 2 3 4 5 6 0 0.5 1.0 1.5 2.0 2.5 4451 G04 SHDN# = 0V 125°C 25°C –40°C VIN = 12V, IFWD = 8A TEMPERATURE (°C) –50 –25 0 25 50 75 100 125 10 15 20 25 30 35 4451 G07 VCC (V) 0 1 2 3 4 5 6 0 5 10 15 20 25 30 35 4451 G02 VIN = 0V 125°C 25°C –40°C OUT = 0.1V OUT = 1V OUT = 10V OUT = 20V OUT = 30V OUT = 40V TEMPERATURE (°C) –50 –25 0 25 50 75 100 125 0.001 0.01 0.1 1 10 4451 G05 SHDN# = 0V VIN (V) 0 5 10 15 20 25 30 35 40 0 0.5 1.0 1.5 2.0 2.5 4451 G03 125°C 25°C –40°C VIN = 12V ISTATUS (mA) 0 1 2 3 4 5 0 0.5 1.0 1.5 2.0 4451 G06 125°C 25°C –40°C VIN = 12V, IFWD = 50mA TEMPERATURE (°C) –50 –25 0 25 50 75 100 125 10 12 14 16 18 20 4451 G09 VIN = 12V ∆VFWD = 20mV, STEP TO VFINAL VFINAL (V) 0 –0.2 –0.4 –0.6 –0.8 –1 300 500 700 900 1100 1300 1500 1700 4451 G10 |
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