Datasheet LT1027 (Analog Devices) - 4
| Manufacturer | Analog Devices |
| Description | Precision 5 Volt Reference |
| Pages / Page | 8 / 4 — TYPICAL PERFOR A CE CH. ARA TERISTICS. Start-Up and Turn-Off (No Load). … |
| File Format / Size | PDF / 220 Kb |
| Document Language | English |
TYPICAL PERFOR A CE CH. ARA TERISTICS. Start-Up and Turn-Off (No Load). Start-Up and Turn-Off. Quiescent Current. Load Regulation
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LT1027
W U TYPICAL PERFOR A CE CH C ARA TERISTICS Start-Up and Turn-Off (No Load) Start-Up and Turn-Off Quiescent Current
2.5 2.0 V V OUT OUT 1V/DIV 1V/DIV 1.5 10V 10V VIN VIN RL = 1k, CL = 4.7µF 1.0 1027 G04 1027 G05 1µs/DIV 500µs/DIV SUPPLY CURRENT (mA) 0.5 0 0 5 10 15 20 25 30 35 40 INPUT VOLTAGE (V) 1027 G06
Load Regulation Line Regulation Output Noise Voltage Density
800 500 200 400 180 µV) 400 µV) 300 160 √Hz) 200 140 0 100 120 –400 0 100 –100 80 C –800 NR = 0 –200 60 CNR = 1µF –300 40 CHANGE IN OUTPUT VOLTAGE ( –1200 OUTPUT NOISE DENSITY (nV/ CHANGE IN OUTPUT VOLTAGE ( –400 20 –1600 –500 0 –10 –8 –6 –4 –2 0 2 4 6 8 10 12 14 16 8 12 16 20 24 28 32 36 40 10 100 1k 10k Sink Source INPUT VOLTAGE (V) FREQUENCY (Hz) IOUT (mA) 1027 G07 1027 G08 1027 G09
0.1Hz to 10Hz Output Noise Filtering = 1 zero at 0.1Hz Output Settling Time (Sourcing) Output Settling Time (Sinking) 2 poles at 10Hz
VOUT V 400µV/DIV OUT 400µV/DIV AC COUPLED µV/DIV5 AC COUPLED 10mA –10mA LOAD STEP LOAD STEP 1027 G10 1027 G11 1027 G12 2µs/DIV 2µs/DIV 1sec/DIV sn1027 1027fcs 4
W U TYPICAL PERFOR A CE CH C ARA TERISTICS Start-Up and Turn-Off (No Load) Start-Up and Turn-Off Quiescent Current
2.5 2.0 V V OUT OUT 1V/DIV 1V/DIV 1.5 10V 10V VIN VIN RL = 1k, CL = 4.7µF 1.0 1027 G04 1027 G05 1µs/DIV 500µs/DIV SUPPLY CURRENT (mA) 0.5 0 0 5 10 15 20 25 30 35 40 INPUT VOLTAGE (V) 1027 G06
Load Regulation Line Regulation Output Noise Voltage Density
800 500 200 400 180 µV) 400 µV) 300 160 √Hz) 200 140 0 100 120 –400 0 100 –100 80 C –800 NR = 0 –200 60 CNR = 1µF –300 40 CHANGE IN OUTPUT VOLTAGE ( –1200 OUTPUT NOISE DENSITY (nV/ CHANGE IN OUTPUT VOLTAGE ( –400 20 –1600 –500 0 –10 –8 –6 –4 –2 0 2 4 6 8 10 12 14 16 8 12 16 20 24 28 32 36 40 10 100 1k 10k Sink Source INPUT VOLTAGE (V) FREQUENCY (Hz) IOUT (mA) 1027 G07 1027 G08 1027 G09
0.1Hz to 10Hz Output Noise Filtering = 1 zero at 0.1Hz Output Settling Time (Sourcing) Output Settling Time (Sinking) 2 poles at 10Hz
VOUT V 400µV/DIV OUT 400µV/DIV AC COUPLED µV/DIV5 AC COUPLED 10mA –10mA LOAD STEP LOAD STEP 1027 G10 1027 G11 1027 G12 2µs/DIV 2µs/DIV 1sec/DIV sn1027 1027fcs 4
