OPA241 Datasheet, PDF (5/10 Pages) Burr-Brown (TI) – Single-Supply, MicroPOWER OPERATIONAL AMPLIFIERS

TYPICAL PERFORMANCE CURVES
At T_A = +25°C, and R_L = 100kΩ connected to V_S/2 (ground for V_S = ±15V), unless otherwise noted.
Curves apply to OPA241 and OPA251 unless specified.
OPEN-LOOP GAIN/PHASE vs FREQUENCY
160
180
140
160
120
140
100
G
120
80
Φ
100
60
80
40
60
20
V_S = ±15V
40
0
V_S = +5V
20
POWER SUPPLY and COMMON-MODE
REJECTION RATIO vs FREQUENCY
140 _{VS = ±15V}
120
V_S = ±5V
100
CMRR
80
+PSRR
60
–PSRR
40
20
–20
0.01 0.1
1
10 100 1k
Frequency (Hz)
0
10k 100k
0
0.1
1
10
100
1k
10k
Frequency (Hz)
100k
CHANNEL SEPARATION vs FREQUENCY
140
130
120
110
Dual and quad devices.
100 _{G = 1, all channels.}
Quad measured channel
90 _{A to D or B to C—other}
combinations yield improved
80 _rejection.
70
10
100
1k
10k
Frequency (Hz)
100k
INPUT VOLTAGE AND CURRENT
NOISE SPECTRAL DENSITY vs FREQUENCY
1k
1k
100
Voltage Noise
Current Noise
100
10
0.1
10
1
10
100
1k
10k
Frequency (Hz)
QUIESCENT CURRENT vs SUPPLY VOLTAGE
30
Per Amplifier
28
26
24
22
0
5 10 15 20 25 30 35 40
Total Supply Voltage (V)
QUIESCENT CURRENT vs TEMPERATURE
40
Per Amplifier
35
30
V_S = ±15V
25
V_S = +5V
20
15
–75 –50 –25 0
25 50 75 100 125
Temperature (°C)
OPA241, 2241, 4241
®
5
OPA251, 2251, 4251