2/99
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 Ω 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 Ω 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)
TO-8 Package for Amplifiers
SMTO-8 Package for Amplifiers
AS345/AS347
* Measured in a 50-ohm system at +15 Vdc unless otherwise specified.
SPECIFICATIONS
*
Typical Values AC345 AC347
Low Noise Figure . . . . . . . . . . . . . . . . . . . . . . . . +2.0 dB +2.3 dB
High Third Order I.P.. . . . . . . . . . . . . . . . . . . . . . +25.0 dBm +28.0 dBm
Medium Output Level. . . . . . . . . . . . . . . . . . . . . +12.0 dBm +15.5 dBm
Low Current Consumption . . . . . . . . . . . . . . . . 30 mA 46 mA
High Performance Thin Film
Standard Size TO-8
Small Signal Gain (Min.) 13.0 dB 12.5 dB 12.0 dB
Gain Flatness (Max.) ±0.25 dB ±0.5 dB ±0.7 dB
Noise Figure (Max.) AC345 2.0 dB 2.5 dB 3.0 dB
AC347 2.3 dB 2.7 dB 3.2 dB
SWR (Max.) Input <1.4:1 1.6:1 1.7:1
Output <1.2:1 1.3:1 1.5:1
Power Output (Min.)
@ 1dB comp AC345 +12.0 dBm +11.0 dBm +10.5 dBm
AC347 +15.5 dBm +14.5 dBm +14.0 dBm
DC Current (Max.) AC345 30 mA 34 mA 38 mA
AC347 46 mA 50 mA 54 mA
Guaranteed
Parameter Typical 0 to 50° C -55 to +85° C
Frequency (Min.) 5-300 MHz 5-250 MHz 5-250 MHz
Typical @ 25° C AC345 AC347
Second Order Harmonic Intercept Point . . . . . +39 dBm +47 dBm
Second Order Two Tone Intercept Point. . . . . . +33 dBm +41 dBm
Third Order Two Tone Intercept Point. . . . . . . . +25 dBm +28 dBm
Storage Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -62 to 125° C
Maximum Case Temperature . . . . . . . . . . . . . . . . . . . . . . . . +125° C
Maximum DC Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +19 Volts
Maximum Continuous RF Input Power . . . . . . . . . . . . . . . . +13 dBm
Maximum Short Term Input Power (1 Minute Max.) . . . . . . 50 Milliwatts
Maximum Peak Power (3 µsec Max.) . . . . . . . . . . . . . . . . . . 0.5 Watt
Burn-in Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +105° C
Thermal Resistance
1
(θjc; AC345) . . . . . . . . . . . . . . . . . . . . +20° C/Watt
Thermal Resistance
1
(θjc; AC347) . . . . . . . . . . . . . . . . . . . . +49° C/Watt
Junction Temperature Rise Above Case (Tjc; AC345) . . . +15.0° C
Junction Temperature Rise Above Case (Tjc; AC347) . . . . +25.2° C
1
Thermal resistance is based on total power dissipation.
INTERMODULATION PERFORMANCE
ABSOLUTE MAXIMUM RATINGS
AC345/AC347
AC345
AC347
5 TO 250 MHz
TO-8 CASCADABLE AMPLIFIERS
If DC is present on RF input/output, this model
requires additional external blocking capacitors.
DIMENSIONS ARE IN INCHES (MILLIMETERS)
80 408-522-3838 • Fax: 408-522-3839 • Check for updates: www.cougarcorp.com 2005/2006