OPA2348-HIREL Datasheet, PDF (6/14 Pages) Texas Instruments – 1-MHz, 45-μA CMOS RAIL-TO-RAIL OPERATIONAL AMPLIFIER

OPA2348-HiRel
SBOS482 – NOVEMBER 2009
www.ti.com
TYPICAL CHARACTERISTICS
T_A = 25°C, R_L = 100 kΩ connected to V_S/2, V_OUT = V_S/2 (unless otherwise noted)
OPEN-LOOP GAIN AND PHASE vs FREQUENCY
140
0
120
100
–45
80
Gain
60
40
Phase ^–90
20
–135
0
–20
–180
0.1 1 10 100 1k 10k 100k 1M 10M
Frequency (Hz)
100
80
60
40
20
0
10
PSRR AND CMRR vs FREQUENCY
CMRR
PSRR
100
1k
10k
100k
1M
10M
Frequency (Hz)
MAXIMUM OUTPUT VOLTAGE vs FREQUENCY
6
V_S = 5.5V
5
4
V_S = 5V
3
2
V_S = 2.5V
1
0
1k
10k
100k
1M
10M
Frequency (Hz)
CHANNEL SEPARATION vs FREQUENCY
140
120
100
80
60
10
100
1k
10k
100k
1M
10M
Frequency (Hz)
QUIESCENT AND SHORT-CIRCUIT CURRENT
vs SUPPLY VOLTAGE
65
13
I_SC
55
10
45
7
I_Q
35
4
25
1
2
2.5
3
3.5
4
4.5
5
5.5
Supply Voltage (V)
OUTPUT VOLTAGE SWING vs OUTPUT CURRENT
2.5
2
+125°C _+25°C
V_S = ±2.5V
1.5
–40°C
1
Sourcing Current
0.5
0
–0.5
–1
Sinking Current
–1.5
–2
–2.5
+125°C
–40°C
+25°C
0
5
10
15
20
Output Current (mA)
6
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