參數(shù)資料
型號(hào)： OPA820IDR
英文描述： Unity-Gain Stable, Low-Noise, Voltage-Feedback Operational Amplifier
中文描述： 單位增益穩(wěn)定，低噪聲，電壓反饋運(yùn)算放大器
文件頁(yè)數(shù)： 3/25頁(yè)
文件大?。?/td> 427K
代理商： OPA820IDR
"#$
SBOS303A JUNE 2004 REVISED JULY 2004
www.ti.com
3
ELECTRICAL CHARACTERISTICS: V
S
=
±
5V
Boldface
limits are tested at
+25
°
C.
RF = 402
, RL = 100
, and G = +2, unless otherwise noted.
OPA820ID, IDBV
TYP
MIN/MAX OVER TEMPERATURE
TEST
LEVEL
(3)
PARAMETER
CONDITIONS
+25
°
C
+25
°
C
(1)
0
°
C to
70
°
C
(2)
40
°
C to
+85
°
C
(2)
UNITS
MIN/
MAX
AC PERFORMANCE
Small-Signal Bandwidth
G = +1, V
O
= 0.1V
PP
, R
F
= 0
G = +2, V
O
= 0.1V
PP
G = +10, V
O
= 0.1V
PP
G
≥
20
G = +2, V
O
= 0.1V
PP
V
O
= 0.1V
PP
, R
F
= 0
G = +2, V
O
= 2V
PP
G = +2, 2V Step
G = +2, V
O
= 0.2V Step
G = +2, V
O
= 2V Step
G = +2, V
O
= 2V Step
G = +2, f = 1MHz, V
O
= 2V
PP
R
L
= 200
R
L
≥
500
R
L
= 200
R
L
≥
500
f > 100kHz
f > 100kHz
G = +2, PAL, V
O
= 1.4V
PP
, R
L
= 150
G = +2, PAL, V
O
= 1.4V
PP
, R
L
= 150
800
240
30
280
38
0.5
85
240
1.5
22
18
MHz
MHz
MHz
MHz
MHz
dB
MHz
V/
μ
s
ns
ns
ns
typ
min
min
min
typ
typ
typ
min
typ
typ
typ
C
B
B
B
C
C
C
B
C
C
C
170
23
220
160
21
204
155
20
200
Gain-Bandwidth Product
Bandwidth for 0.1dB Gain Flatness
Peaking at a Gain of +1
Large-Signal Bandwidth
Slew Rate
Rise Time and Fall Time
Settling Time to 0.02%
to 0.1%
Harmonic Distortion
2nd-Harmonic
192
186
180
85
90
95
110
2.5
1.7
0.01
0.03
81
85
90
105
2.7
2.6
80
83
89
102
2.8
2.8
79
81
88
100
2.9
3.0
dBc
dBc
dBc
dBc
nV/
√
Hz
pA/
√
Hz
%
°
max
max
max
max
max
max
typ
typ
B
B
B
B
B
B
C
C
3rd-Harmonic
Input Voltage Noise
Input Current Noise
Differential Gain
Differential Phase
DC PERFORMANCE
(4)
Open-Loop Voltage Gain (A
OL
)
Input Offset Voltage
Average Input Offset Voltage Drift
Input Bias Current
Average Input Bias Current Drift
Input Offset Current
Inverting Input Bias Current Drift
INPUT
Common-Mode Input Range (CMIR)
(5)
Common-Mode Rejection Ratio
Input Impedance
Differential Mode
Common Mode
OUTPUT
Output Voltage Swing
V
O
= 0V, Input-Referred
V
CM
= 0V
V
CM
= 0V
V
CM
= 0V
V
CM
= 0V
V
CM
= 0V
V
CM
= 0V
66
±
0.2
62
61
±
1.0
4
19
30
±
600
5
60
±
1.2
4
23
50
±
700
5
dB
mV
μ
V/
°
C
μΑ
nA/
°
C
nA
nA/
°
C
min
max
max
max
max
max
max
A
A
B
A
B
A
B
±
0.75
9
17
±
100
±
400
±
4.0
85
±
3.8
76
±
3.7
75
±
3.6
73
V
dB
min
min
A
A
V
CM
= 0V, Input-Referred
V
CM
= 0V
V
CM
= 0V
18
0.8
6
1.0
k
pF
M
pF
typ
typ
C
C
No Load
R
L
= 100
V
O
= 0
±
3.7
±
3.6
±
110
±
125
0.04
±
3.5
±
3.5
±
90
±
3.45
±
3.45
±
80
±
3.4
±
3.4
±
75
V
V
min
min
min
typ
typ
A
A
A
C
C
Output Current
Short-Circuit Output Current
Closed-Loop Output Impedance
POWER SUPPLY
Specified Operating Voltage
Maximum Operating Voltage
Maximum Quiescent Current
Minimum Quiescent Current
Power-Supply Rejection Ratio (PSRR)
THERMAL CHARACTERISTICS
Specification: ID, IDBV
Thermal Resistance,
JA
D
SO-8
DBV
SOT23-5
mA
mA
Output Shorted to Ground
G = +2, f
≤
100kHz
±
5
V
v
typ
max
max
min
min
C
A
A
A
A
±
6.0
5.75
5.45
64
±
6.0
6.2
5.0
63
±
6.0
6.4
4.8
62
V
S
=
±
5V
V
S
=
±
5V
Input Referred
5.6
5.6
72
mA
mA
dB
40 to +85
°
C
typ
C
Junction-to-Ambient
Junction-to-Ambient
125
150
°
C/W
°
C/W
typ
typ
C
C
(1)
(2)
(3)
Junction temperature = ambient for +25
°
C specifications.
Junction temperature = ambient at low temperature limits; junction temperature = ambient +9
°
C at high temperature limit for over temperature.
Test levels: (A) 100% tested at +25
°
C. Over temperature limits by characterization and simulation. (B) Limits set by characterization and simulation. (C) Typical value only
for information.
Current is considered positive out-of-node. V
CM
is the input common-mode voltage.
Tested < 3dB below minimum specified CMRR at
±
CMIR limits.
(4)
(5)
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