Kratos Microwave Israel

Full Line Product Catalog

SSPA Model SPA-X2-100

Application Notes for SSPA

The Model SPA-X2-100 is a Standard Catalog SSPA designed to fulfill various applications including Radar, Communications and Test Systems. It was designed for optimum operation in the pulse mode and utilizes proven GaAs power devices which provide high performance and reliability at X-Band.

Typical test data is shown below with Fig 1 comparing the command and resultant detected RF pulses and Fig 2 illustrating the minimal droop for a 256 usec pulse at maximum (100 Watt) RF Power Output.

Pulse Modulation for SSPA Model SPA-X2-100
Fig. 1: PULSE MODULATION
Pulse Droop Chart for SSPA Model SPA-X2-100
Fig. 2: PULSE DROOP
 
  • X Band
  • Band Width: 9%
  • Output Power 100W
  • Pulse Width: 0.5 to 250 µs
  • High Reliability
SSPA Model SPA-X2-100
         SSPA MODEL SPA-X2-100

PERFORMANCE CHARACTERISTICS

PARAMETER

SPECIFICATION

1

Frequency Range (GHz)

X Band

1.1 Bandwidth, %, max.   9(1)

2

Peak Saturated Output Power, min. (W)

100

2.1

Average Output Power, min. (W)

25

 2.2
Amplitude Flatness, dB PTP
 1.2

2.3

RF Out Amplitude Droop @ Pulse Width of 250 µSec, max. (dB)

1.5

3

Output Load VSWR, max

2:1

4.1

Large Signal Gain, min. (dB)

53(2)

 4.2 Input RF Drive (dBm), max.  5(2)
 5 RF Pulse Width (µs), max.   250(2)
 6 RF Rise/Fall Time, max. (nSec.)
 50
 7 Duty Cycle, max (%)  25
 8 PRF (kHz)
 1-600(2)
 9 Input Supply Voltage (V)
 +28V(3)
 9.1 Average Input Current, max (A)
 7
10 DC Power Consumption, max (W)  215
 11 Switching Power Supply (Provided as part of the SSPA)  Ultra quiet, non-synchronized architecture

12

Spurious Level between PRF Control Lines, min. (dBc)

70

 13 Efficiency, min (%)  15
 14 Operating Temperature Range (°C)
 -40 to +85
 15 Dimensions L x W x H (Inch)
 9.00 x 7.00 x 1.2

16

Dimensions L x W x H (mm)

228.6 x 177 x 30.5

NOTES: 
(1) Customer should specify in jis PO, the required center frequency and Band Width.

(2) Other Parameters Optional

(3) Option 20V to 60V

CONNECTOR DESIGNATION

FUNCTION

TYPE 

COMMENTS 

J1  RF IN   SMA F  
J2 RF OUT   SMA F
 
J3  MODULATION IN   Feed Through  Solder Pin 0.8Ø 
DC V IN    Voltage IN  Feed Through  Solder Pin 1.0Ø
DC V RET.   Voltage RETURN  Feed Through  Solder Pin 1.0Ø


DIMENSIONS AND WEIGHT

Dimensions and weight for SSPA Model SPA-X2-100

Dimensions are stated in mm (inches). Tolerances, unless otherwise indicated: .XX ±.02; .XXX ±.005

Wt: 70.5 oz ( 2Kg.) approx.


The information contained in this data sheet is basic marketing information and does not contain any export controlled information.