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| 型號： | OP37EFK |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | LOW-NOISE HIGH-SPEED PRECISION OPERATIONAL AMPLIFIERS |
| 中文描述： | 低噪聲，高精密高速運(yùn)算放大器 |
| 文件頁數(shù)： | 14/21頁 |
| 文件大?。?/td> | 322K |
| 代理商： | OP37EFK |
OP27A, OP27C, OP27E, OP27G
OP37A, OP37C, OP37E, OP37G
LOW-NOISE HIGH-SPEED PRECISION OPERATIONAL AMPLIFIERS
SLOS100B – FEBRUARY 1989 – REVISED AUGUST 1994
2–14
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
POST OFFICE BOX 1443
HOUSTON, TEXAS 77251–1443
TYPICAL CHARACTERISTICS
n
V
H
OP27A, OP27E, OP37A, OP37E
EQUIVALENT INPUT NOISE VOLTAGE
vs
TOTAL SUPPLY VOLTAGE
VCC+– VCC– – Total Supply Voltage – V
RS = 20
BW = 1 Hz
TA = 25
°
C
f = 10 Hz
20
15
10
5
0
0
10
20
30
40
f = 1 kHz
– 50
– 25
0
25
50
75
100
125
TA – Free-Air Temperature –
°
C
OP27A, OP27E, OP37A, OP37E
EQUIVALENT INPUT NOISE VOLTAGE
vs
FREE-AIR TEMPERATURE
VCC
±
=
±
15 V
RS = 20
BW = 1 Hz
5
4
3
2
1
n
V
H
f = 10 Hz
f = 1 kHz
Figure 24
Figure 25
n
V
H
p
I
H
OP27A, OP27E, OP37A, OP37E
EQUIVALENT INPUT NOISE VOLTAGE
vs
FREQUENCY
1
10
100
1000
f – Frequency – Hz
EQUIVALENT INPUT NOISE CURRENT
vs
FREQUENCY
10
1
0.1
f – Frequency – Hz
1/f Corner = 140 Hz
10
9
8
7
6
5
4
3
2
1
1/f Corner = 2.7 Hz
10
100
1 k
10 k
VCC
±
=
±
15 V
RS = 20
BW = 1 Hz
TA = 25
°
C
VCC
±
=
±
15 V
BW = 1 Hz
TA = 25
°
C
Figure 26
Figure 27
Data for temperatures below – 25
°
C and above 85
°
C are applicable to the OP27A, OP27C, OP37A, and OP37C only.
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