OP491GS Analog Devices Inc, OP491GS Datasheet - Page 15

• Manufacturer Part Number: OP491GS
• Description: IC OPAMP GP R-R 3MHZ QUAD 14SOIC
• Manufacturer: Analog Devices Inc

Specifications of OP491GS

• Slew Rate: 0.5 V/µs
• Amplifier Type: General Purpose
• Mounting Type: Surface Mount
• Rohs Status: RoHS non-compliant
• Number Of Circuits: 4
• Output Type: Rail-to-Rail
• Gain Bandwidth Product: 3MHz
• Current - Input Bias: 30nA
• Voltage - Input Offset: 80µV
• Current - Supply: 260µA
• Current - Output / Channel: 16mA
• Voltage - Supply, Single/dual (±): 2.7 V ~ 12 V, ±1.35 V ~ 6 V
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 14-SOIC (3.9mm Width), 14-SOL
• No. Of Amplifiers: 4
• Bandwidth: 3MHz
• No. Of Pins: 14
• Peak Reflow Compatible (260 C): No
• Input Bias Current: 65nA
• -3db Bandwidth: -
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

–10
–20
–30
Figure 49. Open-Loop Gain and Phase vs. Frequency, V
70
60
50
40
30
20
10
0
200
180
160
140
120
100
–10
–20
–30
–40
–50
1k
50
40
30
20
10
80
65
40
25
0
0
–40
Figure 50. Open-Loop Gain vs. Temperature, V
10
Figure 51. Closed-Loop Gain vs. Frequency, V
100
10k
25
FREQUENCY (Hz)
1k
TEMPERATURE (°C)
FREQUENCY (Hz)
R
R
100k
L
L
= 2kΩ
= 2kΩ
10k
100k
85
1M
V
T
S
A
S
S
V
T
= ±5 V
= ±5 V
= ±5V
= 25°C
S
A
1M
V
= ±5V
= 25°C
S
S
= ±5 V
= ±5V
10M
0
45
90
135
180
225
270
125
10M
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160
140
120
100
–20
–40
102
101
100
160
140
120
100
–20
–40
99
98
97
96
95
94
93
92
80
60
40
20
80
60
40
20
0
0
100
100
–40
V
S
Figure 53. CMRR vs. Temperature, V
Figure 52. CMRR vs. Frequency, V
= ±5V
Figure 54. PSRR vs. Frequency, V
1k
1k
25
TEMPERATURE (°C)
FREQUENCY (Hz)
FREQUENCY (Hz)
10k
10k
OP191/OP291/OP491
–PSRR
100k
100k
+PSRR
85
S
S
= ±5 V
= ±5 V
S
=± 5 V
1M
1M
CMRR
V
T
±PSRR
V
T
S
A
S
A
= ±5V
= 25°C
= ±5V
= 25°C
10M
10M
125