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LT1790ACS6-3 Datasheet(PDF) 11 Page - Linear Technology |
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LT1790ACS6-3 Datasheet(HTML) 11 Page - Linear Technology |
11 / 24 page 11 LT1790 1790fa Line Regulation Output Impedance vs Frequency Power Supply Rejection Ratio vs Frequency INPUT VOLTAGE (V) 0 1.255 1.265 1.275 1.285 16 17901.25. G07 1.245 1.235 1.250 1.260 1.270 1.280 1.240 1.230 1.225 4 8 12 218 6 10 14 20 TA = –55°C TA = 25°C TA = 125°C FREQUENCY (Hz) –60 0 10 –70 –80 –10 –40 –20 –30 –50 100 10k 100k 1M 17901.25 G08 –90 1k VIN = 3V CL = 1µF FREQUENCY (Hz) 1 10 100 100 10k 100k 17901.25 G09 0 1k 500 VIN = 3V CL = 0.47µF CL = 4.7µF CL = 1µF 1.25V TYPICAL PERFOR A CE CHARACTERISTICS Each of the voltage options have similar performance curves. For the 3V, 3.3V and the 4.096V options, the curves can be estimated based on the 2.5V and 5V curves. – 1.25V Characteristics Long-Term Drift (Data Points Reduced After 500 Hr) Output Noise 0.1Hz to 10Hz Output Voltage Noise Spectrum OUTPUT TO GROUND VOLTAGE (V) 0 0.10 0.20 0.30 0.05 0.15 0.25 –2.0 –1.5 –1.0 –0.5 17091.25 G10 0 –2.5 –VEE VOUT 3V RL 5k 4 2 1 6 1 µF LT1790-1.25 R1 10k TA = 25°C TA = 125°C TA = –55°C HOURS 0 60 100 140 800 17901.25 G10 20 –20 40 80 120 0 –40 –60 200 400 600 1000 LT1790S6-1.25V 2 TYPICAL PARTS SOLDERED TO PCB TA = 30°C TIME (SEC) 0 8 17901.2 G12 246 10 7 135 9 FREQUENCY (Hz) 10 2.0 2.5 3.0 3.5 4.0 100 1k 10k 17901.25 G13 1.5 1.0 0.5 0 4.5 5.0 CL = 1µF IO = 100µA IO = 0µA IO = 250µA IO = 1mA Integrated Noise 10Hz to 1kHz FREQUENCY (Hz) 10 1 10 100 100 1000 LT1790 G01 |
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Similar Description - LT1790ACS6-3 |
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