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OPA621 Datasheet(PDF) 5 Page - Texas Instruments

Part # OPA621
Description  OPERATIONAL AMPLIFIER
PDF  17 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

OPA621 Datasheet(HTML) 5 Page - Texas Instruments

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OPA621
5
A = +2V/V CLOSED-LOOP
SMALL-SIGNAL BANDWIDTH
V
Frequency (Hz)
+10
+8
+6
+2
0
–2
1M
10M
100M
1G
0
–45
–90
–135
–180
+4
A
OL
PM
50°
Gain
Open-Loop Phase
≈
f
500MHz
–3dB ≈
A = +5V/V CLOSED-LOOP BANDWIDTH
vs OUTPUT VOLTAGE SWING
V
Frequency (Hz)
8
6
0
1M
10M
100M
1G
4
1k
10k
100k
2
Ω
R = 50
L
A = +10V/V CLOSED-LOOP
SMALL-SIGNAL BANDWIDTH
V
Frequency (Hz)
+24
+22
+20
+16
+14
+12
1M
10M
100M
1G
0
–45
–90
–135
–180
+18
A
OL
PM
80°
Gain
Open-Loop Phase
≈
f
50MHz
–3dB ≈
A = +5V/V CLOSED-LOOP
SMALL-SIGNAL BANDWIDTH
V
Frequency (Hz)
+18
+16
+14
+10
+8
+6
1M
10M
100M
1G
0
–45
–90
–135
–180
+12
A
OL
PM
70°
Gain
Open-Loop Phase
≈
f
100MHz
–3dB ≈
OPEN-LOOP FREQUENCY RESPONSE
Frequency (Hz)
1k
10k
100k
1M
10M
100M
1G
80
60
40
20
0
–20
Gain
Phase
Phase
Margin
50°
≈
0
–45
–90
–135
–180
TYPICAL PERFORMANCE CURVES
At VCC = ±5VDC, RL = 100Ω, and TA = +25°C, unless otherwise noted.
A = +2V/V CLOSED-LOOP BANDWIDTH
vs OUTPUT VOLTAGE SWING
V
Frequency (Hz)
8
6
0
1M
10M
100M
1G
4
1k
10k
100k
2
Ω
R = 50
L



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