OPA170-EP Datasheet, PDF (6/20 Pages) Texas Instruments – 36-V, SINGLE-SUPPLY, LOW-POWER OPERATIONAL AMPLIFIER

OPA170-EP
SBOS598A – DECEMBER 2012 – REVISED DECEMBER 2012
www.ti.com
TYPICAL CHARACTERISTICS (continued)
V_S = ±18V, V_CM = V_S/2, R_LOAD = 10kΩ connected to V_S/2, and C_L = 100pF, unless otherwise noted.
I_B AND I_OS vs COMMON-MODE VOLTAGE
12
10
+I_B
3000
2500
2000
INPUT BIAS CURRENT vs TEMPERATURE
I_B+
I_B−
I_OS
8
1500
6
I_OS
4
-I_B
2
V_CM = -18.1V
V_CM = 16.1V
0
-20 -15 -10 -5 0
5 10 15 20
V_CM (V)
Figure 8.
1000
500
0
−500
−1000
−50 −25 0
25 50 75 100 125 150
Temperature (°C)
G008
Figure 9.
OUTPUT VOLTAGE SWING vs OUTPUT CURRENT
(Maximum Supply)
18
17
16
15
14.5
–14.5
–15
–16
–17
–40°C
+25°C
+125°C
+150°C
–18
0 1 2 3 4 5 6 7 8 9 10
Output Current (mA)
G009
Figure 10.
CMRR AND PSRR vs FREQUENCY
(Referred-to Input)
140
120
100
80
60
40
20
0
1
+PSRR
-PSRR
CMRR
10
100
1k
10k
100k
1M
Frequency (Hz)
Figure 11.
CMRR vs TEMPERATURE
30
V_S = ±1.35V
25
V_S = ±2V
V_S = ±18V
20
PSRR vs TEMPERATURE
3
V_S = 2.7V to 36V
2
V_S = 4V to 36V
1
15
0
10
−1
5
−2
0
−50 −25 0
25 50 75 100 125 150
Temperature (°C)
G011
Figure 12.
−3
−50 −25 0
25 50 75 100 125 150
Temperature (°C)
G012
Figure 13.
6
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