參數(shù)資料
型號： OPA2234UG4
英文描述： Low Power, Precision SINGLE-SUPPLY OPERATIONAL AMPLIFIERS
中文描述： 低功耗，精密單電源運算放大器
文件頁數(shù)： 8/18頁
文件大?。?/td> 2316K
代理商： OPA2234UG4
OPA234, OPA2234, OPA4234
SBOS055A
8
www.ti.com
TYPICAL CHARACTERISTIC CURVES
(Cont.)
At T
A
= +25
°
C and R
L
= 10k
, unless otherwise noted.
LARGE-SIGNAL STEP RESPONSE
G = 1, C
L
= 100pF, V
S
= +5V
1
10μs/div
SMALL-SIGNAL STEP RESPONSE
G = 1, C
L
= 10,000pF, V
S
= +5V
2
20μs/div
OUTPUT VOLTAGE SWING vs OUTPUT CURRENT
V+
(V+)
–
0.5
(V+)
–
1.0
(V+)
–
1.5
(V+)
–
2.0
(V+)
–
2.5
(V+)
–
3.0
(V
–
) +3.0
(V
–
) +2.5
(V
–
) +2.0
(V
–
) +1.5
(V
–
) +1.0
(V
–
) +0.5
V
–
0
±
5
Output Current (mA)
±
10
125
°
C
85
°
C
25
°
C
±
15
O
–
55
°
C
–
55
°
C
–
40
°
C
25
°
C
85
°
C
125
°
C
–
40
°
C
High output current may
not be available at low
supply voltages due to
output swing limitations.
SMALL-SIGNAL OVERSHOOT
vs LOAD CAPACITANCE
70
60
50
40
30
20
10
0
10pF
100pF
1nF
10nF
100nF
Load Capacitance
O
G =
–
1,
G = +2
G = +1,
V
S
= +2.7, +5V
G = +1,
V
S
= ±15V
G = ±10
G =
–
2
V
O
= 100mVp-p
SMALL-SIGNAL STEP RESPONSE
G = 1, C
L
= 100pF, V
S
= +5V
2μs/div
2
SETTLING TIME vs CLOSED-LOOP GAIN
Gain (V/V)
S
μ
s
1000
100
10
1
±
1
±
10
±
100
V
=
±
15V,
10V Step
V
S
= +2.7V,
1V Step
C
L
= 100pF
0.1%
0.01%
V
= +5V,
3V Step
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