OPA172-Q1 Datasheet, PDF (11/36 Pages) Texas Instruments – 36-V, Single-Supply, 10-MHz, Rail-to-Rail Output Automotive Grade Operational Amplifiers

www.ti.com
OPA172-Q1, OPA2172-Q1, OPA4172-Q1
SBOS809 – NOVEMBER 2016
Typical Characteristics (continued)
at V_S = ±18 V, V_CM = V_S / 2, R_LOAD = 10 kΩ connected to V_S / 2, and C_L = 100 pF (unless otherwise noted)
100
10
Peak-to-Peak Noise = 2 V_pp
Time (1 s/div)
C001
0.01
0.001
0.0001
Figure 13. 0.1-Hz to 10-Hz Noise
G = +1 V/V, RL = 10 k
G = +1 V/V, RL = 2 k
G = +1 V/V, RL = 600
G = -1 V/V, RL = 10 k
G = -1 V/V, RL = 2 k
G = -1 V/V, RL = 600
-80
-100
-120
0.00001
10
V_OUT = 3.5 V_RMS
BW = 80 kHz
100
1k
10k
Frequency (Hz)
-140
C007
Figure 15. THD+N Ratio vs Frequency
2.0
1.8
V_s = ±18V
1.6
V_s = ±2.25V
1.4
1.2
±75 ±50 ±25
0 25 50 75
Temperature (ƒC)
100 125 150
C001
Figure 17. Quiescent Current vs Temperature
1
1
10
100
1k
10k
100k
Frequency (Hz)
C001
Figure 14. Input Voltage Noise Spectral Density vs
Frequency
0.1
0.01
-60
G = +1 V/V, RL = 10 k
G = +1 V/V, RL = 2 k
G = +1 V/V, RL = 600
G = -1 V/V, RL = 10 k
-80
G = -1 V/V, RL = 2 k
G = -1 V/V, RL = 600
0.001
-100
0.0001
f = 1 kHz
BW = 80 kHz
0.00001
0.01
0.1
1
Output Amplitude (VRMS)
-120
-140
10
C008
Figure 16. THD+N vs Output Amplitude
1.8
1.7
1.6
1.5
1.4
1.3
1.2
1.1
1.0
0 4 8 12 16 20 24 28 32 36
Supply Voltage (V)
C001
Figure 18. Quiescent Current vs Supply Voltage
Copyright © 2016, Texas Instruments Incorporated
Submit Documentation Feedback
11
Product Folder Links: OPA172-Q1 OPA2172-Q1 OPA4172-Q1