Datasheet LT1800 (Analog Devices) - 9
| Hersteller | Analog Devices |
| Beschreibung | 80MHz, 25V/µs Low Power Rail-to-Rail Input and Output Precision Op Amp |
| Seiten / Seite | 18 / 9 — TYPICAL PERFORMANCE CHARACTERISTICS. Warm-Up Drift. Offset Voltage vs … |
| Dateiformat / Größe | PDF / 285 Kb |
| Dokumentensprache | Englisch |
TYPICAL PERFORMANCE CHARACTERISTICS. Warm-Up Drift. Offset Voltage vs Output Current. vs Time (LT1800S8)
Modelllinie für dieses Datenblatt
Textversion des Dokuments
LT1800
TYPICAL PERFORMANCE CHARACTERISTICS Warm-Up Drift Offset Voltage vs Output Current vs Time (LT1800S8) Input Noise Voltage vs Frequency
2.0 120 60 VS = ±5V VS = 5V, 0V 1.5 110 VS = ±5V 50 ) 1.0 100 Hz TA = –55°C 40 0.5 90 VS = ±2.5V NPN ACTIVE 0 80 30 VCM = 4.25V –0.5 T 70 A = 25°C T 20 A = 125°C OFFSET VOLTAGE (μV) –1.0 60 V NOISE VOLTAGE (nV/√ S = ±1.5V CHANGE IN OFFSET VOLTAGE (mV) 10 –1.5 50 PNP ACTIVE TYPICAL PART VCM = 2.5V –2.0 40 0 –60 –45 –30 –15 0 15 30 45 60 0 20 40 60 80 100 120 140 0.01 0.1 1 10 100 OUTPUT CURRENT (mA) TIME AFTER POWER-UP (SECONDS) FREQUENCY (kHz) 1800 G18 1800 G16 1800 G17
0.1Hz to 10Hz Output Voltage Input Current Noise vs Frequency Noise
3.0 2000 VS = 5V, 0V VS = 5V, 0V 2.5 ) Hz 1000 2.0 PNP ACTIVE 1.5 V 0 CM = 2.5V 1.0 NOISE CURRENT (pA/√ –1000 NPN ACTIVE OUTPUT NOISE VOLTAGE (nV) 0.5 VCM = 4.25V 0 –2000 0.01 0.1 1 10 100 0 1 2 3 4 5 6 7 8 9 10 FREQUENCY (kHz) TIME (SECONDS) 1800 G19 1800 G20
Gain Bandwidth and Phase Gain Bandwidth and Phase Margin vs Supply Voltage Margin vs Temperature
100 100 TA = 25°C GBW PRODUCT 90 90 VS = ±2.5V 80 GAIN BANDWIDTH PHASE MARGIN (DEG) 80 PHASE MARGIN (DEG) GBW PRODUCT PRODUCT 70 VS = ±5V 70 60 60 60 50 PHASE MARGIN 60 V PHASE MARGIN S = ±2.5V 50 50 PHASE MARGIN 40 GAIN BANDWIDTH (MHz) 40 GAIN BANDWIDTH (MHz) VS = ±5V 30 30 20 20 10 0 1 2 3 4 5 6 7 8 9 10 –55 –35 –15 5 25 45 65 85 105 125 TOTAL SUPPLY VOLTAGE (V) TEMPERATURE (°C) 1800 G21 1800 G22 1800fa 9
TYPICAL PERFORMANCE CHARACTERISTICS Warm-Up Drift Offset Voltage vs Output Current vs Time (LT1800S8) Input Noise Voltage vs Frequency
2.0 120 60 VS = ±5V VS = 5V, 0V 1.5 110 VS = ±5V 50 ) 1.0 100 Hz TA = –55°C 40 0.5 90 VS = ±2.5V NPN ACTIVE 0 80 30 VCM = 4.25V –0.5 T 70 A = 25°C T 20 A = 125°C OFFSET VOLTAGE (μV) –1.0 60 V NOISE VOLTAGE (nV/√ S = ±1.5V CHANGE IN OFFSET VOLTAGE (mV) 10 –1.5 50 PNP ACTIVE TYPICAL PART VCM = 2.5V –2.0 40 0 –60 –45 –30 –15 0 15 30 45 60 0 20 40 60 80 100 120 140 0.01 0.1 1 10 100 OUTPUT CURRENT (mA) TIME AFTER POWER-UP (SECONDS) FREQUENCY (kHz) 1800 G18 1800 G16 1800 G17
0.1Hz to 10Hz Output Voltage Input Current Noise vs Frequency Noise
3.0 2000 VS = 5V, 0V VS = 5V, 0V 2.5 ) Hz 1000 2.0 PNP ACTIVE 1.5 V 0 CM = 2.5V 1.0 NOISE CURRENT (pA/√ –1000 NPN ACTIVE OUTPUT NOISE VOLTAGE (nV) 0.5 VCM = 4.25V 0 –2000 0.01 0.1 1 10 100 0 1 2 3 4 5 6 7 8 9 10 FREQUENCY (kHz) TIME (SECONDS) 1800 G19 1800 G20
Gain Bandwidth and Phase Gain Bandwidth and Phase Margin vs Supply Voltage Margin vs Temperature
100 100 TA = 25°C GBW PRODUCT 90 90 VS = ±2.5V 80 GAIN BANDWIDTH PHASE MARGIN (DEG) 80 PHASE MARGIN (DEG) GBW PRODUCT PRODUCT 70 VS = ±5V 70 60 60 60 50 PHASE MARGIN 60 V PHASE MARGIN S = ±2.5V 50 50 PHASE MARGIN 40 GAIN BANDWIDTH (MHz) 40 GAIN BANDWIDTH (MHz) VS = ±5V 30 30 20 20 10 0 1 2 3 4 5 6 7 8 9 10 –55 –35 –15 5 25 45 65 85 105 125 TOTAL SUPPLY VOLTAGE (V) TEMPERATURE (°C) 1800 G21 1800 G22 1800fa 9