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OPA2170 Datasheet(PDF) 3 Page - Texas Instruments |
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OPA2170 Datasheet(HTML) 3 Page - Texas Instruments |
3 / 34 page OPA170 OPA2170 OPA4170 www.ti.com SBOS557B – AUGUST 2011 – REVISED SEPTEMBER 2012 ELECTRICAL CHARACTERISTICS Boldface limits apply over the specified temperature range, TA = –40°C to +125°C. At TA = +25°C, VCM = VOUT = VS/2, and RL = 10kΩ connected to VS/2, unless otherwise noted. OPA170, OPA2170, OPA4170 PARAMETER TEST CONDITIONS MIN TYP MAX UNIT OFFSET VOLTAGE Input offset voltage VOS 0.25 ±1.8 mV Over temperature ±2 mV Drift dVOS/dT ±0.3 ±2 µV/°C vs power supply PSRR VS = +4V to +36V 1 ±5 µV/V Channel separation, dc dc 5 µV/V INPUT BIAS CURRENT Input bias current IB ±8 ±15 pA Over temperature ±3.5 nA Input offset current IOS ±4 ±15 pA Over temperature ±3.5 nA NOISE Input voltage noise f = 0.1Hz to 10Hz 2 µVPP f = 100Hz 22 nV/ √Hz Input voltage noise density en f = 1kHz 19 nV/ √Hz INPUT VOLTAGE Common-mode voltage range(1) VCM (V–) – 0.1V (V+) – 2V V VS = ±2V, (V–) – 0.1V < VCM < (V+) – 2V 90 104 dB Common-mode rejection ratio CMRR VS = ±18V, (V–) – 0.1V < VCM < (V+) – 2V 104 120 dB INPUT IMPEDANCE Differential 100 || 3 M Ω || pF Common-mode 6 || 3 1012 Ω || pF OPEN-LOOP GAIN VS = +4V to +36V, (V–) + 0.35V < VO < (V+) – Open-loop voltage gain AOL 110 130 dB 0.35V FREQUENCY RESPONSE Gain bandwidth product GBP 1.2 MHz Slew rate SR G = +1 0.4 V/µs To 0.1%, VS = ±18V, G = +1, 10V step 20 µs Settling time tS To 0.01% (12 bit), VS = ±18V, G = +1, 10V step 28 µs Overload recovery time VIN × Gain > VS 2 µs Total harmonic distortion + noise THD+N G = +1, f = 1kHz, VO = 3VRMS 0.0002 % OUTPUT Voltage output swing from rail VO IL = 0mA, VS = +4V to +36V 10 mV Positive rail IL sourcing 1mA, VS = +4V to +36V 115 mV IL = 0mA, VS = +4V to +36V 8 mV Negative Rail IL sinking 1mA, VS = +4V to +36V 70 mV VS = 5V, RL = 10kΩ (V–) + 0.03 (V+) – 0.05 V Over temperature RL = 10kΩ, AOL ≥ 110dB (V–) + 0.35 (V+) – 0.35 V Short-circuit current ISC +17/–20 mA Capacitive load drive CLOAD See Typical Characteristics pF Open-loop output resistance RO f = 1MHz, IO = 0A 900 Ω POWER SUPPLY Specified voltage range VS +2.7 +36 V Quiescent current per amplifier IQ IO = 0A 110 145 µA Over temperature IO = 0A 155 µA (1) The input range can be extended beyond (V+) – 2V up to V+. See the Typical Characteristics and Application Information sections for additional information. Copyright © 2011–2012, Texas Instruments Incorporated Submit Documentation Feedback 3 Product Folder Links: OPA170 OPA2170 OPA4170 |
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