RF AMPLIFIER
MODEL
TM6238
Features
!
!
!
!
High Output Power: +23 dBm Typical
High Third Order Intercept: +35 dBm Typical
Cross to Watkins-Johnson WJ-PA38 Amplifier
Environmental Screening Available
Available as:
TM6238, 4 Pin TO-8 (T4)
TN6238, 4 Pin Surface Mount (SM3)
FP6238, 4 Pin Flatpack (FP4)
BX6238, Connectorized Housing (H1)
Typical Intermodulation Performance at 25 º C
Second Order Harmonic Intercept Point .......+60 dBm (Typ.)
Second Order Two Tone Intercept Point.........+56 dBm (Typ.)
Third Order Two Tone Intercept Point ............ +35 dBm (Typ.)
Specifications
CHARACTERISTIC
Frequency
Gain (dB)
Power @ 1 dB
Comp. (dBm)
Reverse
Isolation (dB)
VSWR
In
Out
Noise figure (dB)
Power
Vdc
mA
TYPICAL
Ta= 25 ºC
200 - 2000 MHz
10
+23
-19
<1.7:1
<1.5:1
<4.0
+15
150
MIN/MAX
Ta = -55 ºC to +85 ºC
200 - 2000 MHz
8.0 Min.
+22 Min.
-17.0 Max.
2.0:1 Max.
2.0:1 Max.
5.2 Max.
+15
160 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 ................................. + 20 dBm
Short Term RF Input Power ... 200 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
12
11
10
9
8
Start 200 MHz
Stop 2000 MHz
Gain (dB)
0
- 10
- 20
- 30
- 40
Reverse Isolation (dB)
6
5
4
3
2
Noise Figure (dB)
Start 200 MHz
Stop 2000 MHz
Start 200 MHz
Stop 2000 MHz
+26
+25
+24
+23
+22
1 dB Comp. (dBm)
2.0
1.5
1.0
Input VSWR
2.0
1.5
1.0
Output VSWR
Start 200 MHz
Stop 2000 MHz
Start 200 MHz
Stop 2000 MHz
Start 200 MHz
Stop 2000 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
01/27/05
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. ]
