Datasheet AD8551, AD8552, AD8554 (Analog Devices) - 8

AD8551/AD8552/AD8554 Data Sheet 60 300 V V SY = 5V SY = 2.7V 50 270 CL = 0pF AV = –100 R 40 L = 2kΩ 240 ) ) dB ( 30 (Ω 210 IN AV = –10 20 180 GA 10 PEDANCE 150 A -LOOP V = +1 IM D 0 120 E PUT AV = 100 LOS –10 UT 90 C O A –20 60 V = 10 AV = 1 –30 30 –40 0 100 1k 10k 100k 1M 10M
019
100 1k 10k 100k 1M 10M
022
FREQUENCY (Hz) FREQUENCY (Hz)
01101- 01101- Figure 19. Closed-Loop Gain vs. Frequency at 2.7 V Figure 22. Output Impedance vs. Frequency at 5 V
60 V VSY = 2.7V SY = 5V 50 C CL = 300pF L = 0pF AV = –100 R RL = 2kΩ 40 L = 2kΩ ) AV = 1 dB ( 30 IN AV = –10 20 GA 10 A -LOOP V = +1 D 0 E LOS –10 C –20 –30
023
2µs 500mV –40
01101-
100 1k 10k 100k 1M 10M
020
FREQUENCY (Hz)
01101- Figure 20. Closed-Loop Gain vs. Frequency at 5 V Figure 23. Large Signal Transient Response at 2.7 V
300 V VSY = 5V 270 SY = 2.7V CL = 300pF R 240 L = 2kΩ ) AV = 1 (Ω 210 180 PEDANCE 150 IM 120 PUT UT 90 O AV = 100 60 AV = 10 30 AV = 1
024
5µs 1V 0
01101-
100 1k 10k 100k 1M 10M
021
FREQUENCY (Hz)
01101- Figure 21. Output Impedance vs. Frequency at 2.7 V Figure 24. Large Signal Transient Response at 5 V Rev. F | Page 8 of 24 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION PIN CONFIGURATIONS TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ELECTRICAL CHARACTERISTICS ABSOLUTE MAXIMUM RATINGS THERMAL CHARACTERISTICS ESD CAUTION TYPICAL PERFORMANCE CHARACTERISTICS FUNCTIONAL DESCRIPTION AMPLIFIER ARCHITECTURE BASIC AUTO-ZERO AMPLIFIER THEORY Auto-Zero Phase Amplification Phase HIGH GAIN, CMRR, PSRR MAXIMIZING PERFORMANCE THROUGHPROPER LAYOUT 1/f NOISE CHARACTERISTICS INTERMODULATION DISTORTION BROADBAND AND EXTERNAL RESISTOR NOISE CONSIDERATIONS OUTPUT OVERDRIVE RECOVERY INPUT OVERVOLTAGE PROTECTION OUTPUT PHASE REVERSAL CAPACITIVE LOAD DRIVE POWER-UP BEHAVIOR APPLICATIONS INFORMATION A 5 V PRECISION STRAIN GAGE CIRCUIT 3 V INSTRUMENTATION AMPLIFIER A HIGH ACCURACY THERMOCOUPLE AMPLIFIER PRECISION CURRENT METER PRECISION VOLTAGE COMPARATOR OUTLINE DIMENSIONS ORDERING GUIDE