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OPA4277-EP Datasheet(PDF) 5 Page - Texas Instruments |
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OPA4277-EP Datasheet(HTML) 5 Page - Texas Instruments |
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5 / 23 page  OPA4277-EP www.ti.com SBOS714 – NOVEMBER 2014 6.5 Electrical Characteristics At TJ = 25°C, and RL = 2 kΩ, VS = ±5 to ±15 V (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT OFFSET VOLTAGE Input offset voltage ±20 ±65 VOS µV Input offset voltage over temperature TJ = –55°C to 125°C ±140 dVOS/dT Input offset voltage drift ±0.15 µV/°C vs time 0.2 µV/mo vs power supply, VS = ±2 to ±18 V ±0.3 ±1 µV/V PSRR Input offset voltage TJ = –55°C to 125°C; VS = ±2 to ±1 µV/V ±18 V Channel separation dc 0.1 µV/V INPUT BIAS CURRENT ±0.5 ±2.8 IB Input bias current nA TJ = –55°C to 125°C ±7.5 ±0.5 ±2.8 IOS Input offset current nA TJ = –55°C to 125°C ±7.5 NOISE Input voltage noise ƒ = 0.1 to 10 Hz 0.22 µVpp ƒ = 10 Hz 12 ƒ = 100 Hz 8 en Input voltage noise density nV/ √Hz ƒ = 1 kHz 8 ƒ = 10 kHz 8 in Current noise density ƒ = 1 kHz 0.2 pA/ √Hz INPUT VOLTAGE VCM Common-mode voltage range (V–) + 2 (V+) – 2 V VCM = (V–) + 2 V to (V+) – 2 V 115 140 CMRR Common-mode rejection dB TJ = –55°C to 125°C; VCM = (V–) + 2 115 V to (V+) – 2 V INPUT IMPEDANCE Differential 100 || 3 M Ω || pF Common mode VCM = (V–) + 2 V to (V+) – 2 V 250 || 3 G Ω || pF OPEN-LOOP GAIN VO = (V–) + 0.5 V to (V+) – 1.2 V, 140 RL = 10 kΩ VO = (V–) + 1.5 V to (V+) – 1.5 V, AOL Open-loop voltage gain 126 134 dB RL = 2 kΩ TJ = –55°C to 125°C; VO = (V–) + 126 1.5 V to (V+) – 1.5 V, RL = 2 kΩ FREQUENCY RESPONSE GBW Gain-bandwidth product 1 MHz SR Slew rate 0.8 V/µs 0.1%, VS = ±15 V, G = 1, 10-V step 14 Setting time µs 0.01%, VS = ±15 V, G = 1, 10-V step 16 THD + N Total harmonic distortion + noise 1 kHz, G = 1, VO = 3.5 Vrms 0.002% Copyright © 2014, Texas Instruments Incorporated Submit Documentation Feedback 5 |
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