CHARACTERISTIC

TYPICAL

MIN/MAX

Ta= 25 ºC

Ta = -55 ºC to +85 ºC

Typical Intermodulation Performance at 25 º C

Second Order Harmonic Intercept Point .......+40 dBm (Typ.)

Second Order Two Tone Intercept Point ........+35 dBm (Typ.)

Third Order Two Tone Intercept Point.............+31 dBm (Typ.)

Legend

+ 25 ºC

+ 85 ºC - - - - - - -55 ºC

Power

Vdc

+15

+15 Min.

mA

30

33 Max.

RF AMPLIFIER

Available as:

TM7281, 4 Pin TO-8 (T4)

TN7281, 4 Pin Surface Mount (SM3)

FP7281, 4 Pin Flatpack (FP4)

BX7281,Connectorized Housing (H1)

Features

!

!

!

!

! High Gain: 25.5 dB Typical

!

!

!

!

! Low Noise Figure: 2.4 dB Typical

!

!

!

!

! Operating Temp. - 55 ºC to +85 ºC

!

!

!

!

! Environmental Screening Available

Note: Care should always be taken to effectively ground the case of each unit.

Noise Figure (dB)

2.4

3.3 Max.

VSWR

In

<1.5:1

2.0:1 Max.

Out

<1.75:1

2.0:1 Max.

Reverse

Isolation (dB)

-32

-30 Max.

Power @ 1 dB

Comp. (dBm)

+17.5

+15.5 Min.

Gain (dB)

25.5

23 Min.

Specifications

Typical Performance Data

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.)

6/30/04

2.0

1.5

1.0

2.0

1.5

1.0

1

3

2

27

25

23

+19

+18

+17

+16

+15

0

- 10

- 20

- 30

- 40

26

24

Start 20 MHz

Stop 250 MHz

Start 20 MHz

Stop 250 MHz

Start 20 MHz

Stop 250 MHz

Start 20 MHz

Stop 250 MHz

Start 20 MHz

Stop 250 MHz

Start 20 MHz

Stop 250 MHz

Gain (dB)

Noise Figure (dB)

1 dB Comp. (dBm)

Input VSWR

Output VSWR

Reverse Isolation (dB)

Frequency

10-300 MHz

20-250 MHz

Spectrum Microwave · 2144 Franklin Drive N.E. · Palm Bay, Florida 32905 · PH (888) 553-7531 · Fax (888) 553-7532

Spectrum Microwave (Europe) · 2707 Black Lake Place · Philadelphia, Pa. 19154 · PH (215) 464-4000 · Fax (215) 464-4001

www.spectrummicrowave.com