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LT1790BIS6-2.048 Datasheet(PDF) 4 Page - Linear Technology |
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LT1790BIS6-2.048 Datasheet(HTML) 4 Page - Linear Technology |
4 / 24 page 4 LT1790 1790fa PARAMETER CONDITIONS MIN TYP MAX UNITS Output Voltage (Notes 3, 4) LT1790A 2.04697 2.048 2.04902 V –0.05 0.05 % LT1790B 2.04595 2.048 2.05005 V –0.10 0.10 % LT1790AC q 2.04554 2.048 2.05046 V q –0.120 0.120 % LT1790AI q 2.04442 2.048 2.05158 V q –0.175 0.175 % LT1790BC q 2.04237 2.048 2.05363 V q –0.275 0.275 % LT1790BI q 2.03955 2.048 2.05645 V q –0.4125 0.4125 % Output Voltage Temperature Coefficient (Note 5) TMIN ≤ TA ≤ TMAX LT1790A q 5 10 ppm/ °C LT1790B q 12 25 ppm/ °C Line Regulation 2.8V ≤ VIN ≤ 18V 50 170 ppm/V q 220 ppm/V Load Regulation (Note 6) IOUT Source = 5mA 120 200 ppm/mA q 280 ppm/mA IOUT Sink = 3mA 130 260 ppm/mA q 450 ppm/mA Dropout Voltage (Note 7) VIN – VOUT, ∆VOUT = 0.1% IOUT = 0mA 50 100 mV q 500 mV IOUT Source = 5mA q 750 mV IOUT Sink = 3mA q 450 mV Supply Current No Load 35 60 µA q 75 µA Minimum Operating Current— VOUT = – 2.048V, 0.1% 100 125 µA Negative Output (See Figure 7) Turn-On Time CLOAD = 1µF 350 µs Output Noise (Note 8) 0.1Hz ≤ f ≤ 10Hz 22 µVP-P 10Hz ≤ f ≤ 1kHz 41 µVRMS Long-Term Drift of Output Voltage (Note 9) 50 ppm/ √kHr Hysteresis (Note 10) ∆T = 0°C to 70°C q 40 ppm ∆T = –40°C to 85°C q 100 ppm The q denotes specifications that apply over the specified temperature range, otherwise specifications are at TA = 25°C. CL = 1µF and VIN = 2.8V, unless otherwise noted. 2.048V ELECTRICAL CHARACTERISTICS |
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