Transcription of Wide Bandwidth Operational Transconductance Amplifier …
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0 10 20 30 40 50 60 70 80 Frequency (Hz)Gain (dB)1k10k100k1M10M100M1GC1C2 VINRRVOUTLow Pass Negative Impedance Converter (NIC) FilterFrequency Response of 20kHz and 10 MHzLow Pass NIC Filters20kHzLow Pass Filter10 MHzLow Pass AUGUST2005 REVISEDMAY2013 WideBandwidthOperationalTransconductance Amplifier (OTA)CheckforSamples:OPA861 TheOTAorvoltage-controlledcurrentsourcec anbe1 FEATURES viewedasanidealtransistor. Likea transistor,it has WideBandwidth(80 MHz,Open-Loop,G = +5)threeterminals ahighimpedanceinput(base),a HighSlewRate(900V/ s)low-impedanceinput/output(emitter),and thecurrentoutput(collector).
OPA861 www.ti.com SBOS338G – AUGUST 2005– REVISED MAY 2013 ELECTRICAL CHARACTERISTICS: VS = ±5V RL = 500Ωand RADJ = 250Ω, unless otherwise noted. OPA861ID, IDBV TYP MIN/MAX OVER TEMPERATURE 0°C to – 40°C to MIN/ TEST
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