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LT1120 Datasheet(PDF) 4 Page - Linear Technology |
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LT1120 Datasheet(HTML) 4 Page - Linear Technology |
4 / 12 page 4 LT1120 PARAMETER CONDITIONS MIN TYP MAX UNITS ELECTRICAL CHARACTERISTICS Note 1: Absolute Maximum Ratings are those values beyond which the life a device may be impaired. TYPICAL PERFOR A CE CHARACTERISTICS REGULATOR OUTPUT CURRENT (mA) 0.1 1 0.01 1 100 10 100 1000 1120 G02 0.1 10 TJ = –55°C TO 125°C TEMPERATURE ( °C) –50 –10 30 70 110 150 1120 G03 350 300 250 200 150 100 50 0 CURRENT LIMIT TIED TO GROUND OUTPUT CURRENT (mA) 0.3 0.2 0.1 0 –0.1 –0.2 –0.3 0.1 10 100 1000 1120 G01 1 PRELOAD = 100 µA TJ = 125°C TJ = 25°C TJ = –55°C Regulator Load Regulation Supply Current Regulator Short-Circuit Current Dropout Voltage TEMPERATURE ( °C) 70 80 90 100 110 120 130 140 150 100 10 1 1120 G05 RIPPLE FREQUENCY (Hz) 70 65 60 55 50 45 40 35 30 10 1k 10k 100k 1120 G06 100 IOUT = 100mA IOUT = 1mA VIN = 10VDC, 1VP–P VOUT = 5V COUT = 10µF IOUT = 10mA Regulator Minimum Load Current Regulator Ripple Rejection REGULATOR OUTPUT CURRENT (mA) 0.1 1 0.01 0.1 1 10 100 1000 1120 G04 ∆VOUT = 100mV Comparator Offset Voltage q 10 mV Bias Current VIN = 36V (Note 2) q 15 60 nA Gain ∆VOUT = 29V, RL = 20k q 1000 V/V Output Sink Current VIN = 4.5V (Note 3) q 510 mA Leakage Current VIN = 36V q 8 µA The q denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. Note 2: TA > 85 °C, I bias maximum is 100nA. Note 3: For TA ≤ –40°C output current sink drops to 2.5mA. |
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