參數(shù)資料
型號(hào): OPA3832
英文描述: Low-Power, Single-Supply, Wideband Operational Amplifier
中文描述: 低功耗,單電源,寬帶運(yùn)算放大器
文件頁數(shù): 12/31頁
文件大小: 460K
代理商: OPA3832
"#$
SBOS263B AUGUST 2004 REVISED JANUARY 2005
www.ti.com
12
TYPICAL CHARACTERISTICS: V
S
= +5V (continued)
At TA = 25
°
C, G = +2, RF = 750
, RL = 150
to VS/2, and input VCM = 2.5V, unless otherwise noted (see Figure 1).
100
10
1
INPUT VOLTAGE AND CURRENT NOISE DENSITY
Frequency (Hz)
10
100
1k
10k
100k
1M
10M
V
H
C
H
Voltage Noise
(9.2nV/
Hz)
Current Noise
(3.5pA/
Hz)
130
120
110
100
90
80
70
60
50
40
30
20
10
RECOMMENDED R
S
vs CAPACITIVE LOAD
Capacitive Load (pF)
R
S
(
)
1
10
100
1k
0dB Peaking Targeted
80
70
60
50
40
30
20
10
0
10
20
OPENLOOP GAIN AND PHASE
Frequency (Hz)
O
180
160
140
120
100
80
60
40
20
0
20
O
100
1k
10k
100k
1M
10M
100M
1G
20 log (A
OL
)
(A
OL
)
100
10
1
0.1
0.01
CLOSEDLOOP OUTPUT IMPEDANCE vs FREQUENCY
Frequency (Hz)
O
)
1k
10k
100k
1M
10M
100M
8
7
6
5
4
3
2
1
0
1
2
3
FREQUENCY RESPONSE vs CAPACITIVE LOAD
Frequency (MHz)
N
1
10
100
300
C
L
= 1000pF
C
L
= 100pF
C
L
= 10pF
750
R
S
OPA830
V
I
V
O
50
1k
(1)
C
L
750
NOTE: (1) 1k
is optional.
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
0.5
1.0
VOLTAGE RANGES vs TEMPERATURE
Ambient Temperature (10 C/div)
50
0
50
110
V
Most Positive Output Voltage
Most Positive Input Voltage
Least Positive Output Voltage
Least Positive Input Voltage
R
L
= 150
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