OPA377-Q1_16 Datasheet, PDF (12/31 Pages) Texas Instruments – Low-Noise, Low Quiescent Current, Precision Automotive Grade Operational Precision Automotive Grade Operational

OPA377-Q1, OPA2377-Q1, OPA4377-Q1
SBOS797A – MAY 2016 – REVISED MAY 2016
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Typical Characteristics (continued)
At T_A = 25°C, V_S = 5 V, R_L = 10 kΩ connected to V_S/2, V_CM = V_S/2, and V_OUT = V_S/2, unless otherwise noted.
140
1k
120
100
80
60
40
20
0
10 100 1k 10k 100k 1M 10M 100M
Frequency (Hz)
100
10
400mA Load
2mA Load
1
0.1
10
100
1k
10k
100k
1M
10M
Frequency (Hz)
Figure 19. Channel Separation vs Frequency
Figure 20. Open-Loop Output Resistance vs Frequency
2
T = 25°C
1.5
T = 85°C
T = 125°C
1
0.5
V_CM = –2.75 V
V_CM = 1.45 V
0
–0.5
–1
–1.5
–2
–3 –2.8 –2.6 –2.4 –2.2 –2 1.4 1.6 1.8 2 2.2 2.4
V_CM (V)
C013
Figure 21. Input Offset Voltage vs Common-Mode Voltage
12
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