參數(shù)資料
型號: AC251
廠商: TELEDYNE COUGAR INC
元件分類: 放大器
英文描述: 10 MHz - 200 MHz RF/MICROWAVE WIDE BAND LOW POWER AMPLIFIER
封裝: TO-8, 4 PIN
文件頁數(shù): 2/2頁
文件大?。?/td> 109K
代理商: AC251
408-522-3838 Fax: 408-522-3839 Check for updates: www.teledyne-cougar.com
TYPICAL PERFORMANCE
TYPICAL AUTOMATIC
TEST DATA
G
A
IN
-
d
B
FREQUENCY - MHz
5
10
30
50
100
150
200
250
300
350
Gain vs Temperature Vcc = 5
3.0
2.0
1.0
0.0
N
O
IS
E
F
IG
U
R
E
-
d
B
Noise Figure
KEY: +25
° C
+85
° C
-55
° C
20.0
18.0
16.0
14.0
12.0
10.0
O
U
T
P
U
T
P
O
W
E
R
-
d
B
m
Power Output at 1 dB Compression
70
60
50
40
30
20
10
IN
T
E
R
C
E
P
T
P
O
IN
T
-
d
B
m
Intercept Point Vcc = 8
F REQUENCY - MHz
FREQUENCY - MHz
2nd HAR
IP 3
IP 2
5
10
30
50
100
150
200
250
300
350
5
10
30
50
100
150
200
250
300
350
5
10
30
50
100
150
200
250
300
350
70
60
50
40
30
20
10
IN
T
E
R
C
E
P
T
P
O
IN
T
-
d
B
m
Intercept Point Vcc = 5
FREQUENCY - MHz
2nd HAR
IP 3
IP 2
5
10
30
50
100
150
200
250
300
350
9.0
8.0
7.0
6.0
5.0
+ 8 V
+5 V
+8 V
+5 V
A
AC251
Model: AC251
Vcc=+5V
Icc=10.76
FREQ
SWR
GAIN
PHASE
GROUP DELAY
REV/ISO
MHZ
IN
OUT
DB
DEG
NSEC
DB
5
1.12
1.13
7.97
10
-11.0
10
1.09
1.10
8.13
3
-10.9
20
1.08
1.09
8.19
-2
1.6
-10.8
50
1.07
1.09
8.20
-13
0.97
-10.8
100
1.06
1.12
8.14
-27
0.81
-11.0
200
1.03
1.17
8.17
-56
0.8
-11.4
300
1.29
8.22
-88
0.88
-12.0
LINEAR S-PARAMETERS
Model: AC251
Vcc=+5V
Icc=10.76
FREQ.
S11
S21
S12
S22
MHz
MAG
ANG
MAG
ANG
MAG
ANG
MAG
ANG
5
0.06
152.4
2.50
10.1
0.281
10.4
0.06
165.4
10
0.04
152.1
2.55
3.2
0.287
3.3
0.05
156.1
20
0.04
148.2
2.57
-2.5
0.288
-2.4
0.04
146.9
50
0.03
133.8
2.57
-13.0
0.287
-12.4
0.04
127.5
100
0.03
109.4
2.55
-27.5
0.282
-26.6
0.06
108.2
200
0.02
156.5
2.56
-56.2
0.270
-54.6
0.08
101.8
300
0.13
179.8
2.58
-87.9
0.250
-85.3
0.13
136.5
Model: AC251
Vcc=+8V
Icc=19.78
FREQ
SWR
GAIN
PHASE
GROUP DELAY
REV/ISO
MHZ
IN
OUT
DB
DEG
NSEC
DB
5
1.34
7.74
16
-11.2
10
1.22
1.23
7.98
6
-11.0
20
1.17
1.18
8.11
-1
1.9
-10.9
50
1.13
1.16
8.16
-12
1.0
-10.9
100
1.11
1.18
8.14
-26
0.81
-11.0
200
1.07
1.23
8.16
-55
0.79
-11.4
300
1.30
1.29
8.23
-86
0.86
-12.1
LINEAR S-PARAMETERS
Model: AC251
Vcc=+8V
Icc=19.78
FREQ.
S11
S21
S12
S22
MHz
MAG
ANG
MAG
ANG
MAG
ANG
MAG
ANG
5
0.14
137.4
2.44
15.5
0.275
15.9
0.15
145.8
10
0.10
141.3
2.51
6.2
0.282
6.4
0.10
143.2
20
0.08
143.2
2.54
-0.6
0.285
-0.5
0.08
141.0
50
0.06
137.8
2.56
-11.8
0.286
-11.5
0.07
128.6
100
0.05
122.3
2.55
-26.4
0.281
-26.1
0.08
110.8
200
0.04
135.5
2.56
-55.0
0.269
-54.2
0.10
97.0
300
0.13
171.7
2.58
-86.1
0.250
-84.9
0.13
123.9
P
H
A
S
E
N
O
IS
E
d
B
c
/H
z
Amplifier Phase Noise
-110
-120
-130
-140
-150
-160
-170
OFFSET FREQUENCY - Hz
10
100
1000
10000
100000
1000000
AC251
Noise Floor
Po=19.5 dBm / Freq.=200 MHz
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