RF AMPLIFIER
MODEL
TM6681
!
High Gain: -37 dB Typical
!
Very Low Output VSWR: 1.1:1 Typical
!
Operating Temp. - 55 ºC
to +85
ºC
!
Environmental Screening Available
Specifications
CHARACTERISTIC
Frequency
Gain (dB)
Power @ 1 dB
Comp. (dBm)
Reverse
Isolation (dB)
In
Out
Noise figure (dB)
Power
Vdc
mA
VSWR
TYPICAL
Ta= 25
ºC
10 - 500 MHz
17.5
+9.5
-37
1.40:1
1.10:1
3.0
+15
29
MIN/MAX
Ta = -55
ºC
to +85
ºC
20 - 500 MHz
15.5 Min.
+7.0 Min.
-35 Max.
2.00:1 Max.
1.25:1 Max.
4.0 Max.
+15
32 Max.
Available as:
TM6681, 4 Pin TO-8 (T4)
TN6681, 4 Pin Surface Mount (SM3)
FP6681, 4 Pin Flatpack (FP4)
BX6681,Connectorized Housing (H1)
Features
Typical Intermodulation Performance at 25 º C
Second Order Harmonic Intercept Point .......+33 dBm (Typ.)
Second Order Two Tone Intercept Point ....... +28 dBm (Typ.)
Third Order Two Tone Intercept Point ........... +23 dBm (Typ.)
Maximum Ratings
Ambient Operating Temperature .............. -55ºC to + 100 ºC
Storage Temperature ............................... -62ºC to + 125 ºC
Case Temperature ................................................. + 125 ºC
DC Voltage ......................................................... + 18 Volts
Continuous RF Input Power ................................. + 10 dBm
Short Term RF Input Power...... 50 Milliwatts (1 Minute Max.)
Maximum Peak Power ................... 0.5 Watt (3
µsec
Max.)
Note: Care should always be taken to effectively ground the case of each unit.
Typical Performance Data
19
18
17
16
15
Start 10 MHz
Stop 500 MHz
Gain (dB)
- 10
- 20
- 30
- 40
- 50
Reverse Isolation (dB)
5
4
3
2
1
Noise Figure (dB)
Start 10 MHz
Stop 500 MHz
Start 10 MHz
Stop 500 MHz
+11
+10
+ 9
+ 8
+ 7
1 dB Comp. (dBm)
2.0
1.5
1.0
Input VSWR
2.0
1.5
1.0
Output VSWR
Start 10 MHz
Stop 500 MHz
Start 10 MHz
Stop 500 MHz
Start 10 MHz
Stop 500 MHz
Legend
+ 25 ºC
+ 85 ºC - - - - - - -55 ºC
Spectrum Microwave · 2144 Franklin Drive N.E. · Palm Bay, Florida 32905 · PH (888) 553-7531 · Fax (888) 553-7532
04/12/05
www.spectrummicrowave.com
Spectrum Microwave (Europe) · 2707 Black Lake Place · Philadelphia, Pa. 19154 · PH (215) 464-4000 · Fax (215) 464-4001
SPECTRUM [ SPECTRUM MICROWAVE, INC. ]
