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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
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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 Resistance1 (θjc; AC345) . . . . . . . . . . . . . . . . . . . . Thermal Resistance1 (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) .