OPA380 Datasheet, PDF (5/18 Pages) Burr-Brown (TI) – Precision, High-Speed Transimpedance Amplifier

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OPA380
OPA2380
SBOS291E − NOVEMBER 2003 − REVISED NOVEMBER 2004
TYPICAL CHARACTERISTICS: V_S = +2.7V to +5.5V
All specifications at TA = +25°C, RL = 2kΩ connected to VS/2, and VOUT = VS/2, unless otherwise noted.
OPEN−LOOP GAIN AND PHASE vs FREQUENCY
140
90
120
Gain
45
100
0
80
−45
Phase
60
−90
40
−135
20
−180
0
−225
−20
−270
10 100 1k 10k 100k 1M 10M 100M
Frequency (Hz)
160
140
120
100
80
60
40
20
0
−20
0.1
POWER−SUPPLY REJECTION RATIO AND
COMMON−MODE REJECTION vs FREQUENCY
PSRR
CMRR
1 10 100 1k 10k 100k 1M 10M 100M
Frequency (Hz)
1000
INPUT VOLTAGE NOISE SPECTRAL DENSITY
100
10
1
10
100
1k
10k
100k
1M
10M
Frequency (Hz)
QUIESCENT CURRENT vs TEMPERATURE
8
7
6
V_S = +5.5V
5
4
V_S = +2.7V
3
2
1
0
−40 −25
0
25
50
75
100 125
Temperature (_ C)
QUIESCENT CURRENT vs SUPPLY VOLTAGE
7
6
5
4
3
2
1
0
2.7 3.0
3.5
4.0
4.5
5.0
5.5
Supply Voltage (V)
1000
INPUT BIAS CURRENT vs TEMPERATURE
100
10
1
−40 −25
0
25
50
75
100 125
Temperature (_C)
5