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LTC4358 数据表(PDF) 4 Page - Analog Devices |
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LTC4358 数据表(HTML) 4 Page - Analog Devices |
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4 / 14 page ![]() LTC4450 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 OUT Reverse Leakage vs Temperature STATUS Output Low Voltage vs Current MOSFET RDS(ON) vs Temperature Forward Regulation Voltage vs Temperature MOSFET Turn-Off Time vs Final Overdrive VCC = 0V VIN (V) 0 4 8 12 16 20 0 5 10 15 20 25 30 35 IN 4450 G01 –40°C 125°C 25°C VIN = 0V VCC (V) 0 1 2 3 4 5 6 0 5 10 15 20 25 30 35 CC 4450 G02 –40°C 125°C 25°C SHDN# = 0V VIN (V) 0 4 8 12 16 20 0 0.5 1.0 1.5 2.0 2.5 IN 4450 G03 –40°C 25°C 125°C SHDN# = 0V VCC (V) 0 1 2 3 4 5 6 0 0.5 1.0 1.5 2.0 2.5 VCC Current in Shutdown 4450 G04 –40°C 125°C 25°C OUT = 0.1V OUT = 1V OUT = 10V OUT = 18V TEMPERATURE (°C) –50 –25 0 25 50 75 100 125 0.01 0.1 1 10 100 500 4450 G05 VIN = 12V ISTATUS (mA) 0 1 2 3 4 5 0 0.5 1.0 1.5 2.0 STATUS Output Low Voltage vs. Current 4450 G06 –40°C 125°C 25°C VIN = 12V, IFWD = 12A TEMPERATURE (°C) –50 –25 0 25 50 75 100 125 5 6 7 8 9 10 4450 G07 VIN = 12V, IFWD = 50mA TEMPERATURE (°C) –50 –25 0 25 50 75 100 125 10 12 14 16 18 20 vs. Temperature 4450 G08 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 FET Turn-Off Time vs. Reverse Voltage 4450 G09 |
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