180
408-522-3838 Fax: 408-522-3839 Check for updates: www.cougarcorp.com
2005/2006
TO-8 Package for Amplifiers
SMTO-8 Package for Amplifiers
2/99
* Measured in a 50-ohm system at +5 Vdc unless otherwise specified.
^ 0.5 dB lower above 600 MHz.
AS838
SPECIFICATIONS
*
Typical Values
AC838
Low Noise Figure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3.0 dB
High Gain. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
+30.0 dB
Medium Power Level . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
+16.0 dBm
High Performance Thin Film
Available in SMA Connectorized Package
Small Signal Gain (Min.)
30.0^ dB
29.0^ dB
28.0^ dB
Gain Flatness (Max.)
0.5 dB
0.7 dB
0.9 dB
Noise Figure (Max.)
3.0 dB
3.5 dB
4.0 dB
SWR (Max.)
Input/Output
<1.4:1
1.7:1
1.9:1
Power Output (Min.)
@ 1 dB comp.
+16.0 dBm
+15.0 dBm
+14.5 dBm
DC Current (Max.)
73.0 mA
78.0 mA
83.0 mA
Guaranteed
Parameter
Typical
0 to 50 C
-55 to +85 C
Frequency (Min.)
10-900 MHz
10-800 MHz
10-800 MHz
Typical @ 25 C
+5 volts
Second Order Harmonic Intercept Point . . . . . . . . . . . . . . . .
+56 dBm
Second Order Two Tone Intercept Point . . . . . . . . . . . . . . . . .
+50 dBm
Third Order Two Tone Intercept Point . . . . . . . . . . . . . . . . . . .
+30 dBm
Storage Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
-62 to 125 C
Maximum Case Temperature . . . . . . . . . . . . . . . . . . . . . . . .
+125 C
Maximum DC Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
+7 Volts
Maximum Continuous RF Input Power . . . . . . . . . . . . . . . .
+8 dBm
Maximum Short Term Input Power (1 Minute Max.) . . . . . .
50 Milliwatts
Maximum Peak Power (3 sec Max.) . . . . . . . . . . . . . . . . . .
0.5 Watt
Burn-in Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
+105 C
Thermal Resistance
1
(
jc) . . . . . . . . . . . . . . . . . . . . . . . . . .
+63 C/Watt
Junction Temperature Rise Above Case (Tjc) . . . . . . . . . .
+24.5 C
1
Thermal resistance is based on total power dissipation.
INTERMODULATION PERFORMANCE
ABSOLUTE MAXIMUM RATINGS
AC838
AC838
10 TO 800 MHz
TO-8 CASCADABLE AMPLIFIER
50 OHM INPUT
+DC VOLTAGE
0.031 (0.79)
50 OHM OUTPUT
GROUND
45
3
0.033 (0.84)
0.018
0.002
(0.46
0.05)
(4) PLCS
0.300
(7.62)
DIA. B.C.
0.504 (12.80)
DIA.
0.025
(0.64)
0.450 (11.43)
DIA.
0.208 (5.28)
MAX.
0.185
0.015
(4.70
0.38)
DIA. PIN
0
50
INPUT
0.250
(6.35)
0.450
(11.43)
0
0.075
(1.91)
0.350
(8.89)
0.200
(5.08)
0.450
(11.43)
0
0
.
2
2
5
(
5
.
7
2
)
0
.
4
5
0
(
1
1
.
4
3
)
0
.
0
.
0
7
5
(
1
.
9
1
)
0
.
2
2
5
(
5
.
7
2
)
0
.
3
7
5
(
9
.
5
3
)
50
OUTPUT
0.040
0.012
(1.02
0.30)
(4) PLCS
DC BIAS
0.016
0.002
(0.41
0.05)
(4) PLCS
GND
0.050
(1.27)
(4) PLCS
0.100
(2.54)
(4) PLCS
0.010
(0.25)
0.008
0.001
(0.20
0.03)
0.170
(4.32)
(TYP.)
0.031
(0.79)
0.031
(0.79)
45
0.016
0.002
0.010
0.002
0.008
0.012
SEE
DETAIL "A"
DETAIL A
(NO SCALE)
DIMENSIONS ARE IN INCHES (MILLIMETERS)
2005/2006
408-522-3838 Fax: 408-522-3839 Check for updates: www.cougarcorp.com
181
TYPICAL PERFORMANCE
TYPICAL AUTOMATIC
TEST DATA
AC838
GAIN - dB
F R E Q U E N C Y - M H z
5 10 30 50 100 200 400 600 800 1000
Gain vs Temperature Vcc = 5
NOISE FIGURE - dB
Noise Figure
K E Y :
+ 2 5
C
+ 8 5
C
- 5 5
C
1 8 . 0
1 7 . 0
1 6 . 0
1 5 . 0
1 4 . 0
1 3 . 0
OUTPUT POWER - dBm
Power Output at 1 dB Compression
7 0
6 0
5 0
4 0
3 0
2 0
INTERCEPT POINT - dBm
Intercept Point
F R E Q U E N C Y - M H z
F R E Q U E N C Y - M H z
F R E Q U E N C Y - M H z
10 20 30 50 100 200 400 600 800 1000
10 20 30 50 100 200 400 600 800 1000
10 20 30 50 100 200 400 600 800 1000
4 . 0
3 . 0
2 . 0
1 . 0
3 2 . 0
3 1 . 0
3 0 . 0
2 9 . 0
2 8 . 0
2 7 . 0
2 n d H A R
I P 3
I P 2
Model: AC838
Vcc=+5V
Icc=71.13
FREQ
SWR
SWR
GAIN
PHASE
DELAY
REV/ISO
MHZ
IN
OUT
DB
DEG
NSEC
DB
5
2.43
7.18
25.65
106
-49.2
10
1.27
1.70
30.02
51
-39.9
50
1.08
1.16
30.23
-7
1.5
-39.0
100
1.08
1.15
30.17
-27
1.1
-38.8
200
1.08
1.22
30.06
-59
0.89
-38.9
300
1.12
1.33
29.99
-91
0.86
-37.9
400
1.17
1.39
29.93
-122
0.88
-37.9
500
1.23
1.41
29.77
-154
0.88
-37.2
600
1.30
1.37
29.58
174
0.9
-36.0
700
1.36
1.30
29.25
142
0.9
-35.5
800
1.33
1.26
29.01
109
0.91
-35.1
900
1.29
1.26
28.8
75
0.96
-34.2
LINEAR S-PARAMETERS
Model: AC838
Vcc=+5V
Icc=71.13
FREQ.
S11
S21
S12
S22
MHz
MAG
ANG
MAG
ANG
MAG
ANG
MAG
ANG
5
0.42
-82.8
19.17
106.1
0.003
167.3
0.76
161.5
10
0.12
-120.8
31.69
50.7
0.010
59.8
0.26
107.1
50
0.04
-55.0
32.46
-6.9
0.011
8.0
0.07
168.0
100
0.04
-86.8
32.23
-26.7
0.011
1.2
0.07
-177.0
200
0.04
-151.4
31.84
-59.2
0.011
-5.3
0.10
-154.7
300
0.06
158.2
31.57
-90.6
0.013
-5.1
0.14
-158.7
400
0.08
118.6
31.36
-122.1
0.013
-10.2
0.16
-174.5
500
0.10
83.8
30.8
-154.1
0.014
-15.8
0.17
164.5
600
0.13
49.0
30.12
174.0
0.016
-25.2
0.16
144.5
700
0.15
20.3
29.0
141.6
0.017
-33.9
0.13
120.3
800
0.14
-12.7
28.22
109.0
0.018
-43.8
0.12
93.8
900
0.13
-56.7
27.54
74.8
0.019
-57.5
0.12
75.2
1000
0.09
-122
27.04
37.5
0.022
-75.3
0.17
46.9
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