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OPAX189 데이터시트(PDF) 13 Page - Texas Instruments |
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OPAX189 데이터시트(HTML) 13 Page - Texas Instruments |
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13 / 52 page ![]() 7.8 Typical Characteristics (continued) at TA = 25°C, VS = ±18 V, VCM = VS / 2, RLOAD = 10 kΩ connected to VS / 2, and CL = 100 pF (unless otherwise noted) 0 2 4 6 8 10 12 14 Input Offset Voltage (µV) C001 µ = 46.67 nV σ = 374.5 nV N = 2554 VOS (maximum) = ±3 µV Figure 7-1. Offset Voltage Production Distribution 0 5 10 15 20 25 30 35 40 45 Input Offset Voltage Drift (µV/ƒC) C002 µ = 2.83 nV/°C σ = 2.78 nV/°C N = 96 dVOS / dT (maximum) = ±0.02 µV/°C Figure 7-2. Offset Voltage Drift Distribution Positive Input Bias Current (pA) 0 2.5% 5% 7.5% 10% 12.5% 15% 17.5% 20% 22.5% 25% 27.5% 30% 32.5% 35% -300 -240 -180 -120 -60 0 60 120 180 240 300 Figure 7-3. Input Bias Current Production Distribution Input Offset Current (pA) 0 5% 10% 15% 20% 25% 30% 35% 40% 45% 50% -600 -480 -360 -240 -120 0 120 240 360 480 600 Figure 7-4. Input Offset Current Production Distribution ±5 ±4 ±3 ±2 ±1 0 1 2 3 4 5 ±75 ±50 ±25 0 25 50 75 100 125 150 Temperature (ƒC) C001 5 Typical Units Figure 7-5. Offset Voltage vs Temperature ±20 ±15 ±10 ±5 0 5 10 15 20 ±20 ±15 ±10 ±5 0 5 10 15 20 Input Common-mode Voltage (V) C003 V CM = ± 18.1 V V CM = 15.5 V 5 Typical Units Figure 7-6. Offset Voltage vs Common-Mode Voltage www.ti.com OPA189, OPA2189, OPA4189 SBOS830I – SEPTEMBER 2017 – REVISED OCTOBER 2021 Copyright © 2021 Texas Instruments Incorporated Submit Document Feedback 13 Product Folder Links: OPA189 OPA2189 OPA4189 |
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