Datasheet LTC2057, LTC2057HV (Analog Devices) - 10
Manufacturer | Analog Devices |
Description | High Voltage, Low Noise Zero-Drift Operational Amplifier |
Pages / Page | 32 / 10 — Typical perForMance characTerisTics. Common Mode Rejection Ratio. Input … |
File Format / Size | PDF / 1.6 Mb |
Document Language | English |
Typical perForMance characTerisTics. Common Mode Rejection Ratio. Input Current Noise Spectrum. vs Frequency
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LTC2057/LTC2057HV
Typical perForMance characTerisTics Common Mode Rejection Ratio Input Current Noise Spectrum vs Frequency
0.25 120 AV = +11 VS = 30V VS = ±2.5V VCM = VS/2 V 0.20 S = ±30V 100 ) Hz 80 0.15 60 0.10 CMRR (dB) 40 NOISE DENSITY (pA/√ INPUT-REFERRED CURRENT 0.05 20 0 0 0.1 1 10 100 1k 10k 100 1000 1k 10k 100k 1M FREQUENCY (Hz) FREQUENCY (Hz) 2057 G19 2057 G20
Power Supply Rejection Ratio vs Frequency Closed Loop Gain vs Frequency
120 50 VS = 30V VS = ±15V V AV = +100 R 100 CM = VS/2 40 L = 10kΩ 30 80 +PSRR A 20 V = +10 60 10 40 PSRR (dB) –PSRR 0 20 CLOSED LOOP GAIN (dB) –10 AV = +1 0 –20 AV = –1 –20 –30 100 1k 10k 100k 1M 10M 1k 10k 100k 1M 10M FREQUENCY (Hz) FREQUENCY (Hz) 2057 G21 2057 G22
Gain/Phase vs Frequency Gain/Phase vs Frequency
80 150 80 150 70 120 70 120 60 PHASE 90 60 PHASE 90 50 60 50 60 40 30 PHASE (dB) 40 30 PHASE (dB) 30 0 30 0 20 GAIN –30 20 GAIN –30 GAIN (dB) 10 –60 GAIN (dB) 10 –60 0 –90 0 –90 –10 VS = ±2.5V –120 –10 VS = ±30V –120 R –20 L = 1kΩ –150 R –20 L = 1kΩ –150 C –30 L = 50pF –180 CL = 50pF C –30 –180 L = 200pF CL = 200pF –40 –210 –40 –210 10k 100k 1M 10M 10k 100k 1M 10M FREQUENCY (Hz) FREQUENCY (Hz) 2057 G23 2057 G24 2057f 10 For more information www.linear.com/LTC2057 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagrams Applications Information Typical Applications Package Description Typical Application Related Parts