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OPA187_1812 Datasheet(PDF) 8 Page - Texas Instruments |
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OPA187_1812 Datasheet(HTML) 8 Page - Texas Instruments |
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8 / 43 page  8 OPA187, OPA2187, OPA4187 SBOS807D – DECEMBER 2016 – REVISED DECEMBER 2018 www.ti.com Product Folder Links: OPA187 OPA2187 OPA4187 Submit Documentation Feedback Copyright © 2016–2018, Texas Instruments Incorporated (1) VS / 2 = midsupply. 6.8 Electrical Characteristics: Low-Voltage Operation at TA = +25°C, VS = ±2.25 V to < ±4 V (VS = +4.5 V to < +8 V), RL = 10 kΩ connected to VS / 2 (1), and V CM = VOUT = VS / 2 (1) (unless otherwise noted) PARAMETER CONDITIONS MIN TYP MAX UNIT OFFSET VOLTAGE VOS Input offset voltage ±1 ±15 μV TA = –40°C to +125°C ±0.001 ±0.015 μV/°C PSRR Power-supply rejection ratio VS = 4.5 V to 36 V, TA = –40°C to +125°C ±0.01 ±1 μV/V INPUT BIAS CURRENT IB Input bias current VCM = VS / 2 ±100 ±350 pA TA = –40°C to +125°C ±5 nA IOS Input offset current ±100 ±500 pA TA = –40°C to +125°C ±5 nA NOISE en Input voltage noise f = 0.1 Hz to 10 Hz 0.4 µVPP f = 0.1 Hz to 10 Hz 60 nVrms Input voltage noise density f = 1 kHz 20 nV/ √Hz in Input current noise density f = 1 kHz 160 fA/ √Hz INPUT VOLTAGE RANGE VCM Common-mode voltage range (V–) – 0.1 (V+) – 2 V CMRR Common-mode rejection ratio (V–) – 0.1 V < VCM < (V+) – 2 V, VS = ±2.25 V 114 130 dB (V–) < VCM < (V+) – 2 V, VS = ±2.25 V, TA = –40°C to +125°C 120 137 dB INPUT IMPEDANCE ZID Differential 100 || 6 MΩ || pF ZIC Common-mode 6 || 4.2 1012 Ω || pF OPEN-LOOP GAIN AOL Open-loop voltage gain TA = –40°C to +125°C, VS = ±2.25 V to ±4 V, (V–) + 0.3 V < VO < (V+) – 0.3 V, RL = 10 kΩ 120 140 dB FREQUENCY RESPONSE GBW Gain-bandwidth product 550 kHz SR Slew rate VO = 1-V step, G = +1 0.2 V/μs tOR Overload recovery time VIN × G = VS 8 μs THD+N Total harmonic distortion + noise 1 kHz, G = +1, VOUT = 1 Vrms, No Load 0.05% OUTPUT Voltage output swing from rail VS = ±2.25 V to ±4 V, No Load 5 15 mV VS = ±2.25 V to ±4 V, RL = 10 kΩ 15 25 VS = ±2.25 V to ±4 V, RL = 10 kΩ, TA = –40°C to +125°C 15 30 ISC Short-circuit current VS = ±2.25, Sinking –20 mA VS = ±2.25, Sourcing +20 mA RO Open-loop output resistance f = 550 kHz, IO = 0, See Figure 21 1.4 kΩ CLOAD Capacitive load drive See Typical Characteristics POWER SUPPLY IQ Quiescent current (per amplifier) VS = ±2.25 V to VS = ±4 V 100 145 μA IO = 0 mA, TA = –40°C to +125°C 150 μA |
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Similar Description - OPA187_1812 |
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