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OPA202IDBVT 数据表(PDF) 8 Page - Texas Instruments |
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OPA202IDBVT 数据表(HTML) 8 Page - Texas Instruments |
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8 / 47 page  8 OPA202, OPA2202, OPA4202 SBOS812E – OCTOBER 2017 – REVISED FEBRUARY 2020 www.ti.com Product Folder Links: OPA202 OPA2202 OPA4202 Submit Documentation Feedback Copyright © 2017–2020, Texas Instruments Incorporated 6.7 Electrical Characteristics at TA = 25°C, VS = ±18 V, VCM = VS / 2, and VOUT = VS / 2, RL = 10 kΩ connected to VS / 2 (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT OFFSET VOLTAGE VOS Input offset voltage VS = ±18 V ±20 ±200 µV VS = ±18 V, TA = –40°C to +105°C ±250 dVOS/dT Input offset voltage drift OPA202, OPA4202ID TA = –40°C to +105°C ±0.5 ±1 µV/°C OPA2202IDGK TA = –40°C to +105°C ±0.5 ±1.5 µV/°C PSRR Input offset voltage versus power supply VS = ±2.25 V to ±18 V ±0.1 ±0.5 µV/V VS = ±2.25 V to ±18 V, TA = –40°C to +105°C ±0.5 INPUT BIAS CURRENT IB Input bias current ±0.25 ±2 nA TA = –40°C to +105°C ±2.1 IOS Input offset current OPA202 ±15 ±150 pA TA = –40°C to +105°C ±700 OPA2202IDGK, OPA4202ID ±25 ±250 TA = –40°C to +105°C ±700 NOISE Input voltage noise f = 0.1 Hz to 10 Hz 0.2 µVPP 0.03 µVRMS en Input voltage noise density f = 10 Hz 9.5 nV/ √Hz f = 100 Hz 9.1 f = 1 kHz 9 in Input current noise f = 1 kHz 0.076 pA/ √Hz INPUT VOLTAGE RANGE VCM Common-mode voltage range (V–) + 1.5 (V+) – 1.5 V CMRR Common-mode rejection ratio VS = ±2.25 V (V–) + 1.5 V < VCM < (V+) – 1.5 V 114 131 dB (V–) + 1.5 V < VCM < (V+) – 1.5 V, TA = –40°C to +105°C 114 VS = ±18 V (V–) + 1.5 V < VCM < (V+) – 1.5 V 126 148 (V–) + 1.5 V < VCM < (V+) – 1.5 V, TA = –40°C to +105°C 119 INPUT CAPACITANCE Differential 10 || 3.3 M Ω || pF Common-mode 3 || 0.5 T Ω || pF OPEN-LOOP GAIN AOL Open-loop voltage gain VS = ±2.25 V (V–) + 1.25 V ≤ VO ≤ (V+) – 1.25 V, RL = 10 kΩ 120 135 dB (V–) + 1.25 V ≤ VO ≤ (V+) – 1.25 V, RL = 10 kΩ, TA = –40℃ to +105℃ 119 VS = ±18 V (V–) + 1.25 V ≤ VO ≤ (V+) – 1.25 V, RL = 10 kΩ 126 150 (V–) + 1.25 V ≤ VO ≤ (V+) – 1.25 V, RL = 10 kΩ, TA = –40℃ to +105℃ 126 VS = ±2.25 V (V–) + 1.25 V ≤ VO ≤ (V+) – 1.25 V, RL = 2 kΩ 120 133 (V–) + 1.25 V ≤ VO ≤ (V+) – 1.25 V, RL = 2 kΩ, TA = –40℃ to +105℃ 119 VS = ±18 V (V–) + 1.25 V ≤ VO ≤ (V+) – 1.25 V, RL = 2 kΩ 126 150 (V–) + 1.25 V ≤ VO ≤ (V+) – 1.25 V, RL = 2 kΩ, TA = –40℃ to +105℃ 126 |
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