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OPA381 Datasheet, PDF (5/24 Pages) Texas Instruments – Precision, Low Power, 18MHz Transimpedance Amplifier | |||
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www.ti.com
OPA381
OPA2381
SBOS313B â AUGUST 2004 â REVISED NOVEMBER 2004
TYPICAL CHARACTERISTICS: VS = +2.7V to +5.5V (continued)
All specifications at TA = +25°C, RL = 10k⦠connected to VS/2, and VOUT = VS/2, unless otherwise noted.
50
40
30
20
10
0
â10
â20
â30
â40
â50
0
INPUT BIAS CURRENT
vs COMMONâMODE VOLTAGE
â IB
+IB
0.5 1.0 1.5 2.0 2.5 3.0 3.5
CommonâMode Voltage (V)
OUTPUT VOLTAGE SWING vs OUTPUT CURRENT
(V+)
(VS = 5.5V)
(V+) â 1
(V+) â 2
(Vâ) + 2
(Vâ) + 1
+125_ C
+25°C
â40_ C
(Vâ)
0
5
10
15
20
25
Output Current (mA)
(V+)
(V+) â 0.35
(V+) â 0.70
(V+) â1.05
(V+) â1.40
(Vâ) + 1.40
(Vâ) + 1.05
(Vâ) + 0.70
(Vâ) + 0.35
(Vâ)
0
OUTPUT VOLTAGE SWING vs OUTPUT CURRENT
(VS = 2.7V)
+125_ C
+25_ C
â40_C
5
10
15
20
25
Output Current (mA)
OFFSET VOLTAGE DRIFT
PRODUCTION DISTRIBUTION
Offset Voltage Drift (µV/_C)
OFFSET VOLTAGE PRODUCTION DISTRIBUTION
Offset Voltage (µV)
GAIN BANDWIDTH vs POWER SUPPLY VOLTAGE
20
19
18
17
16
15
14
13
12
2.5
3.0
3.5
4.0
4.5
5.0
5.5
Power Supply Voltage (V)
5
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