RF AMPLIFIER
MODEL
TM7278
Features
!
!
!
!
High Third Order Intercept:+36 dBm Typical
High Output Power +21.5 dBm Typical
Operating Temp. - 55 ºC to +85 ºC
Environmental Screening Available
Available as:
TM7278, 4 Pin TO-8 (T4)
TN7278, 4 Pin Surface Mount (SM3)
FP7278, 4 Pin Flatpack (FP4)
BX7278,Connectorized Housing (H1)
Typical Intermodulation Performance at 25 º C
Second Order Harmonic Intercept Point ....... +55 dBm (Typ.)
Second Order Two Tone Intercept Point ........ +49 dBm (Typ.)
Third Order Two Tone Intercept Point ............ +36 dBm (Typ.)
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
5-300 MHz
13.5
21.5
-15
<1.25:1
<1.5:1
4.0
+15
65
MIN/MAX
Ta = -55 ºC to +85 ºC
5-300 MHz
12.5 Min.
19 Min.
-14 Max.
2.0:1 Max.
2.0:1 Max.
5.5 Max.
+15
75 Max.
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 ................................. + 13 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
Gain (dB)
16
15
14
13
12
Start 5 MHz
Stop 300 MHz
Reverse Isolation (dB)
0
- 10
- 20
- 30
- 40
Start 5 MHz
Stop 300 MHz
Noise Figure (dB)
7
6
5
4
3
Start 5 MHz
Stop 300 MHz
1 dB Comp. (dBm)
+23
+22
+21
+20
+19
Start 5 MHz
Stop 300 MHz
Input VSWR
2.0
1.5
1.0
Start 5 MHz
Stop 300 MHz
Output VSWR
2.0
1.5
1.0
Start 5 MHz
Stop 300 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
06/30/04
www.spectrummicrowave.com
Spectrum Microwave (Europe) · 2707 Black Lake Place · Philadelphia, Pa. 19154 · PH (215) 464-4000 · Fax (215) 464-4001
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