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OPA4188 Datasheet(PDF) 7 Page - Texas Instruments |
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OPA4188 Datasheet(HTML) 7 Page - Texas Instruments |
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7 / 35 page  OPA4188 www.ti.com SBOS641C – JUNE 2012 – REVISED NOVEMBER 2015 Electrical Characteristics: High-Voltage Operation, VS = ±4 V to ±18 V (VS = 8 V to 36 V) (continued) At TA = 25°C, RL = 10 kΩ connected to VS / 2, and VCOM = VOUT = VS / 2, unless otherwise noted. PARAMETER TEST CONDITIONS MIN TYP MAX UNIT OUTPUT No load 6 15 mV Voltage output swing from rail RL = 10 kΩ 220 250 mV RL = 10 kΩ, TA = –40°C to 125°C 310 350 mV ISC Short circuit current ±18 mA RO Open-loop output resistance f = 1 MHz, IO = 0 120 Ω CLOAD Capacitive load drive 1 nF POWER SUPPLY VS Operating voltage range 4 to 36 (±2 to ±18) V VS = ±4 V to VS = ±18 V 415 475 μA IQ Quiescent current (per amplifier) IO = 0 mA, TA = –40°C to 125°C 525 μA TEMPERATURE RANGE Specified –40 125 °C Temperature range Operating –55 150 °C Storage –65 150 °C 7.6 Electrical Characteristics: Low-Voltage Operation, VS = ±2 V to < ±4 V (VS = +4 V to < +8 V) At TA = 25°C, RL = 10 kΩ connected to VS / 2, and VCOM = VOUT = VS / 2, unless otherwise noted. PARAMETER TEST CONDITIONS MIN TYP MAX UNIT OFFSET VOLTAGE VOS TA = 25°C 6 25 μV Input offset voltage dVOS/dT TA = –40°C to 125°C 0.03 0.085 μV/°C VS = 4 V to 36 V, VCM = VS / 2 0.075 0.3 μV/V PSRR Power-supply rejection ratio VS = 4 V to 36 V, VCM = VS / 2, 0.3 μV/V TA = –40°C to 125°C Long-term stability 4(1) μV Channel separation, DC 1 μV/V INPUT BIAS CURRENT VCM = VS / 2 ±160 ±1400 pA IB Input bias current TA = –40°C to 125°C ±8 nA ±320 ±2800 pA IOS Input offset current TA = –40°C to 125°C ±6 nA NOISE en Input voltage noise f = 0.1 Hz to 10 Hz 0.25 μVPP en Input voltage noise density f = 1 kHz 8.8 nV/Hz in Input current noise density f = 1 kHz 7 fA/Hz INPUT VOLTAGE RANGE VCM Common-mode voltage range V– (V+) – 1.5 V (V–) < VCM < (V+) – 1.5 V 106 114 dB (V–) + 0.5 V < VCM < (V+) – 1.5 V, 114 120 dB CMRR Common-mode rejection ratio VS = ±2 V (V–) + 0.5 V < VCM < (V+) – 1.5 V, 108 120 dB VS = ±2 V, TA = –40°C to 125°C INPUT IMPEDANCE Differential 100 || 6 M Ω || pF Input impedance Common-mode 6 || 9.5 1012 Ω || pF (1) 1000-hour life test at +125°C demonstrated randomly distributed variation in the range of measurement limits—approximately 4 μV. Copyright © 2012–2015, Texas Instruments Incorporated Submit Documentation Feedback 7 Product Folder Links: OPA4188 |
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