2/99
AC345
AC347
Typical Values
5 TO 250 MHz
TO-8 CASCADABLE AMPLIFIERS
AC345
AC347
+2.3 dB
+28.0 dBm
+15.5 dBm
46 mA
Low Noise Figure
. . . . . . . . . . . . . . . . . . . . . . . .
+2.0 dB
High Third Order I.P..
. . . . . . . . . . . . . . . . . . . . .
+25.0 dBm
Medium Output Level.
. . . . . . . . . . . . . . . . . . . .
+12.0 dBm
Low Current Consumption
. . . . . . . . . . . . . . . .
30 mA
High Performance Thin Film
Standard Size TO-8
AC345/AC347
TO-8 Package for Amplifiers
0.450 (11.43)
DIA.
0.208 (5.28)
MAX.
0.025
(0.64)
SPECIFICATIONS
*
Parameter
Frequency (Min.)
Small Signal Gain (Min.)
Gain Flatness (Max.)
Noise Figure (Max.)
AC345
AC347
Input
Output
0.185
±
0.015
(4.70
±
0.38)
0.018
±
0.002
DIA. PIN
(0.46
±
0.05)
(4) PLCS
0.504 (12.80)
DIA.
50 OHM INPUT
GROUND
50 OHM OUTPUT
Typical
5-300 MHz
13.0 dB
±0.25 dB
2.0 dB
2.3 dB
<1.4:1
<1.2:1
Guaranteed
0 to 50° C
-55 to +85° C
5-250 MHz
12.5 dB
±0.5 dB
2.5 dB
2.7 dB
1.6:1
1.3:1
5-250 MHz
12.0 dB
0.033 (0.84)
±0.7 dB
3.0 dB
3.2 dB
1.7:1
1.5:1
0.031 (0.79)
45°
±
3°
+DC VOLTAGE
0.300
(7.62)
DIA. B.C.
SWR (Max.)
Power Output (Min.)
@ 1dB comp
AC345
AC347
AC345
AC347
+12.0 dBm
+15.5 dBm
30 mA
46 mA
+11.0 dBm
+14.5 dBm
34 mA
50 mA
+10.5 dBm
+14.0 dBm
38 mA
54 mA
DC Current (Max.)
AS345/AS347
* Measured in a 50-ohm system at +15 Vdc unless otherwise specified.
SMTO-8 Package for Amplifiers
0.450
(11.43)
0.225
(5.72)
INTERMODULATION PERFORMANCE
0
DETAIL A
(NO SCALE)
DC BIAS
0.016
±
0.002
0.010
±
0.002
Typical @ 25° C
AC345
+39 dBm
+33 dBm
+25 dBm
AC347
+47 dBm
+41 dBm
+28 dBm
0
50
Ω
INPUT
0.250
(6.35)
0.450
(11.43)
GND
0.016
±
0.002
(0.41
±
0.05)
(4) PLCS
50
Ω
OUTPUT
Second Order Harmonic Intercept Point
. . . . .
Second Order Two Tone Intercept Point.
. . . . .
Third Order Two Tone Intercept Point.
. . . . . . .
0.008
0.012
ABSOLUTE MAXIMUM RATINGS
Storage Temperature
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Maximum Case Temperature
. . . . . . . . . . . . . . . . . . . . . . . .
Maximum DC Voltage
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Maximum Continuous RF Input Power
. . . . . . . . . . . . . . . .
Maximum Short Term Input Power
(1 Minute Max.) . . . . . .
Maximum Peak Power
(3 µsec Max.) . . . . . . . . . . . . . . . . . .
Burn-in Temperature
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Thermal Resistance
1
(θjc; AC345) . . . . . . . . . . . . . . . . . . . .
Thermal Resistance
1
(θjc; AC347) . . . . . . . . . . . . . . . . . . . .
Junction Temperature Rise Above Case
(Tjc; AC345) . . .
Junction Temperature Rise Above Case
(Tjc; AC347) . . . .
1
.0.075
(1.91)
0.225
(5.72)
SEE
DETAIL "A"
0
0.075
(1.91)
0.200
(5.08)
0.350
(8.89)
0.450
(11.43)
0.375
(9.53)
0.040
±
0.012
(1.02
±
0.30)
(4) PLCS
0.050
(1.27)
(4) PLCS
0.100
(2.54)
(4) PLCS
0.170
(4.32)
-62 to 125° C
+125° C
+19 Volts
+13 dBm
50 Milliwatts
0.5 Watt
+105° C
+20° C/Watt
+49° C/Watt
+15.0° C
+25.2° C
0
0.031
(0.79)
0.031
(0.79)
0.010 (TYP.)
(0.25)
45°
0.008
±
0.001
(0.20
±
0.03)
If DC is present on RF input/output, this model
requires additional external blocking capacitors.
DIMENSIONS ARE IN INCHES (MILLIMETERS)
Thermal resistance is based on total power dissipation.
80
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2005/2006
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