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NP Technologies Model NP-500 The NP-500 is a 50 watt CW, RF amplifier module designed to operate over the frequency range of 20 MHz to 500 MHz with a gain of 44dB. The NP-500 RF amplifier module utilizes rugged RF power MOSFET transistors and is designed for linear application with high gain, wide dynamic range and an excellent 3rd order intercept point. Download complete datasheet |
ELECTRICAL SPECIFICATION @ VDD = +28VDC: Temp.=25°C, 50Ω System
|
Parameter
|
Symbol
|
Min
|
Typ
|
Max
|
Unit
|
|
Operating Frequency
|
BW
|
20
|
–
|
500
|
MHz
|
|
Power Output Saturated
|
Psat
|
50
|
–
|
–
|
Watt
|
|
Power Output P-1dB
|
P-1dB
|
25
|
30
|
–
|
Watt
|
|
Gain
|
G
|
41
|
44
|
–
|
dB
|
|
Small Signal Gain Flatness
|
ΔG
|
–
|
±0.8
|
±1.3
|
dB
|
|
Input VSWR
|
S11
|
–
|
1.5:1
|
2.0:1
|
–
|
|
Harmonics @ 20 Watts 20-100 / 150-500 MHz
|
H
|
–
|
–
|
-26/-28
|
dBc
|
|
Inter-modulation Point
2 Tones, 1W per tone @ 449 & 450 MHz |
IP3 |
–
|
+54
|
–
|
dBm
|
|
Spurious Signals
|
dBc
|
–
|
-70
|
-60
|
dBc
|
|
Operating Voltage
|
Vdc
|
24
|
28
|
30 |
Volt
|
|
Operating Current @ 20 Watts / 50 Watts
|
Amps
|
–
|
6.8
|
8.5
|
Amp
|
|
Enable / Disable (shut down pin: gnd=off, open=on)
|
ms
|
Typical: 1ms off, 10ms on
|
ms
|
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MECHANICAL SPECIFICATIONS
|
Parameter
|
Description
|
Limits
|
Units
|
|
Dimensions: Module Only
|
5.3 x 2.5 x 1.05
|
Max
|
Inch
|
|
RF Connectors In / Out
|
SMA |
–
|
–
|
|
DC Connectors
|
Filtered Feed-through
|
–
|
–
|
|
Cooling: Optional
|
Heat Sink / 4 inch fan |
–
|
–
|
|
Weight: Module / Module with Heat Sink
|
1 / 8.5
|
Max
|
lb
|
PROTECTIONS
|
Thermal Shutdown
|
Bi-metal switch set at 80°C with self reset
|
Typ
|
|
Input Overdrive
|
Fold-back overdrive protection to 20 dBm
|
Max
|
|
Load VSWR
|
Infinite up to 20 watts
|
Max
|
|
Reverse Polarity Protection
|
Included |
–
|
ENVIRONMENTAL CHARACTERISTICS
|
Parameter
|
Symbol
|
Min
|
Typ
|
Max
|
Unit
|
|
Operating Case Temperature
|
Tc
|
0°C
|
–
|
70°C
|
°C
|
|
Storage Temperature
|
Tstg
|
-30°C
|
–
|
100°C
|
°C
|
|
Relative humidity non-condensation
|
RH
|
95
|
–
|
–
|
%
|