參數(shù)資料
型號: AMS255B
廠商: Advanced Monolithic Systems, Inc.
英文描述: Dual 4-Input Multiplexers 16-SOIC -55 to 125
中文描述: 微功耗并聯(lián)電壓基準
文件頁數(shù): 3/4頁
文件大?。?/td> 36K
代理商: AMS255B
Advanced Monolithic Systems, Inc.
6680B Sierra Lane, Dublin, CA 94568 Phone (925) 556-9090 Fax (925) 556-9140
AMS255
TYPICAL APPLICATIONS
Precision 1
μ
A to 1mA Current Sources
8
4
3
2
+
-
1/2
LMC6062
1
AMS255
R2
R1
20k
-15V
-1.0V TO -12V
I
OUT
*
I
OUT
=2.5V/R2
8
4
3
2
+
-
1/2
LMC6062
1
R2
R1
20k
12V
1.0V TO 12V
I
OUT
*
AMS255
TYPICAL PERFORMANCE CHARACTERISTICS
-40
-20
0
20
40
60
80
-0.5
+0.5
+0.4
+0.3
+0.2
+0.1
0
100
-0.1
-0.2
-0.3
-0.4
Temperature Drift for Different
Average Temperature Coefficient
TEMPERATURE ( ° C)
V
R
I
R
= 150
μ
A
0
2
4
6
8
0
80
40
Reverse Characteristics and
Minimum Operating Current
10
REVERSE VOLTAGE (V)
R
μ
A
20
120
100
T
J
=25° C
0.1
1
10
100
1k
100
1k
10k
100k
Ouput Impedance vs Frequency
FREQUENCY (Hz)
N
H
1M
0.1
1
10
100
1k
100
1k
FREQUENCY (Hz)
10k
100k
1M
1
10
100
1k
10k
0.1
5.0
1.0
Noise Voltage vs Frequency
100k
FREQUENCY (Hz)
I
)
0.2
10
2.0
T
J
=25° C,
I
R
= 0.1I
R
I
R
= I
RMIN
+100
μ
A
I
)
I
R
= 200
μ
A
T
J
=25° C
0.5
Ouput Impedance vs Frequency
60
+12ppm/° C
-51ppm/° C
-22ppm/° C
I
R
= 100mA
T
J
=25° C,
I
R
= 0.1I
R
C
L
= 0
C
= 1
μ
F
TANTALUM
C
= 1
μ
F
TANTALUM
C
L
= 0
XC
L
XC
L
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