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OPA371DDBVR Datasheet(PDF) 13 Page - Texas Instruments

Part # OPA371DDBVR
Description  OPAx371D 125kHz, 650nA NanoPower, 1.5V Low Voltage, Decompensated Amplifier for Power Conscious Applications
PDF  36 Pages
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Manufacturer  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
Logo TI2 - Texas Instruments

OPA371DDBVR Datasheet(HTML) 13 Page - Texas Instruments

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5.6 Typical Characteristics (continued)
at TA = 25°C, V+ = 2.75V, V– = –2.75V, G = 10V/V, RF= 1.8MΩ, RL = 1MΩ connected to VS / 2, VCM = VS / 2, and VOUT = VS /
2 (unless otherwise noted)
10
100
1k
10k
100k
Frequency (Hz)
0
10
20
30
40
50
60
70
80
Vs= 5.5V, PSRR+
Vs= 5.5V, PSRR
Vs= 1.5V, PSRR+
Vs= 1.5V, PSRR-
Figure 5-19. PSRR vs Frequency
10
100
1k
10k
100k
Frequency (Hz)
0
10
20
30
40
50
60
70
80
90
Vs= 5.5V
Vs= 1.5V
Figure 5-20. CMRR vs Frequency
-40
-20
0
20
40
60
80
100
120
Temperature (°C)
40
60
80
100
120
140
160
3 units, VS = 1.5V to 5.5V
Figure 5-21. DC PSRR vs Temperature
-40
-20
0
20
40
60
80
100
120
Temperature (°C)
40
60
80
100
120
140
VS= 5.5V
VS= 3V
VS= 1.5V
Figure 5-22. DC CMRR vs Temp ((V–) ≥ VCM ≥ (V+) - 0.7V)
Time (1s/div)
Figure 5-23. 0.1Hz to 10Hz Voltage Noise in Time Domain
1
10
100
1k
10k
Frequency (Hz)
0
50
100
150
200
250
300
350
400
450
500
Vs= 5.5V
Vs= 1.5V
Figure 5-24. Input Voltage Noise Spectral Density
www.ti.com
OPA371D, OPA2371D, OPA4371D
SLVSM48A – JUNE 2026 – REVISED AUGUST 2026
Copyright © 2026 Texas Instruments Incorporated
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Product Folder Links: OPA371D OPA2371D OPA4371D



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