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LT1020MJ Datasheet(PDF) 3 Page - Linear Technology |
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LT1020MJ Datasheet(HTML) 3 Page - Linear Technology |
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3 / 16 page  3 LT1020 TJ = 25°C ELECTRICAL C C HARA TERISTICS ELECTRICAL C C HARA TERISTICS PARAMETER CONDITIONS MIN TYP MAX UNITS Regulator Feedback Bias Current 15 40 nA Minimum Load Current VIN = 36V 1 5 µA Short-Circuit Current VIN = 36V 300 400 mA Pins 9 and 10 Shorted, VIN = 4.5V 3 30 mA Comparator Offset Voltage 0V ≤ VCM ≤ 35V, VIN = 36V 3 7 mV Bias Current 0V ≤ VCM ≤ 35V, VIN = 36V 15 40 nA Offset Current 0V ≤ VCM ≤ 35V, VIN = 36V 4 15 nA Gain-NPN Pull-Down ∆VOUT = 29V, RL = 20k 2000 10000 V/ V Common-Mode Rejection 0V ≤ VCM ≤ 35V, VIN = 36V 80 94 dB Power Supply Rejection 4.5V ≤ VS ≤ 36V 80 96 dB Output Sink Current VIN = 4.5V 10 18 mA NPN Saturation Voltage IOUT = 1mA 0.4 0.6 V Output Source Current 60 200 µA Input Voltage Range 0VIN – 1 V Response Time 5 µs Leakage Current (NPN) 2 µA PARAMETER CONDITIONS MIN TYP MAX UNITS Reference Reference Voltage 4.5V ≤ VIN ≤ 36V q 2.40 2.50 2.55 V Line Regulation 4.5V ≤ VIN ≤ 36V q 0.01 0.02 %/V Load Regulation – 0.5mA ≤ IREF ≤ 1mA, VIN = 12V q 0.3 0.4 % Output Source Current VIN = 5V q 1mA Output Sink Current VIN = 5V q 0.5 mA Regulator Supply Current VIN = 6V, IOUT ≤ 100µA q 65 95 µA VIN = 36V, IOUT ≤ 100µA q 85 120 µA VIN = 12V, IOUT = 125mA q 11 20 mA Output Current (VIN – VOUT) ≥ 1V, VIN ≥ 6V q 125 mA Load Regulation (VIN – VOUT) ≥ 1V, VIN ≥ 6V q 1% Line Regulation 6V ≤ VIN ≤ 36V q 0.02 %/ V Dropout Voltage IOUT = 100µA q 0.06 V IOUT = 125mA q 0.85 V Feedback Sense Voltage VIN = 12V q 2.38 2.5 2.57 V Dropout Detector Current ∆VOUT = –0.05V, IOUT = 500µA q 3 µA Feedback Bias Current q 50 nA Minimum Load Current VIN = 36V q 50 µA Short-Circuit Current VIN = 36V q 300 400 mA Pins 9 and 10 Shorted, VIN = 4.5V q 2.5 30 mA Comparator Offset Voltage 0V ≤ VCM ≤ 35V, VIN = 36V q 10 mV Bias Current 0V ≤ VCM ≤ 35V, VIN = 36V (Note 1) q 15 60 nA Offset Current 0V ≤ VCM ≤ 35V, VIN = 36V q 20 nA Gain-NPN Pull-Down ∆VOUT = 29V, RL = 20k q 1000 V/ V |
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