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DDS signal generator

300-1600MHz 50W Power Amplifier with DDS Signal Generator Module

ZD-DPA-300/1600M-50W
. Frequency 300-1600mhz
. Class AB GaN design
. Instantcous wide bandwith
. 50 Ohm Input/Output impedance
. Small size and Light weight
. Hight reliablity and Ruggedness
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The WZD-WBPA-300/1600-50W is a high-performance power amplifier designed for a wide range of RF applications, offering exceptional power output and signal integrity. With an operating frequency range of 300 to 1600 MHz, this 50W power amplifier leverages Class AB GaN technology to deliver instantaneous wide bandwidth and superior efficiency. Its compact and lightweight design makes it ideal for integration into systems requiring high reliability and ruggedness, such as military communications, radar systems, and test equipment. The amplifier features a 50 Ohm input/output impedance, ensuring seamless compatibility with standard RF modules and signal generators. Whether paired with a DDS signal generator or traditional RF sources, this power amplifier provides consistent performance with a typical power gain of 48 dB and a gain flatness of ±3 dB, making it a versatile choice for demanding environments.


The 50W power amplifier excels in both electrical and environmental performance, meeting stringent specifications for industrial and commercial applications. With a peak output power of 50W under CW signal conditions, it maintains high efficiency (22% typical) while minimizing harmonic distortion and spurious emissions. The amplifier operates within a wide temperature range (-20°C to 85°C) and can withstand harsh storage conditions (-40°C to 105°C), ensuring reliability in extreme environments. Its robust design includes MCX female and N female connectors for RF input and output, respectively, and requires an external heat-sink for optimal thermal management. When used with a DDS generator or other precision signal generators, the amplifier’s low VSWR (2:1 max) and high spurious suppression (60 dBc min) ensure clean and stable signal amplification, making it a critical component in high-fidelity RF systems.


Designed for ease of integration, the WZD-WBPA-300/1600-50W power amplifier features a user-friendly pin configuration and monitoring capabilities, including temperature and current monitor voltages. Its mechanical specifications highlight a compact form factor (170 x 77 x 24.5 mm) and a mass of just 0.75 kg, making it suitable for portable and space-constrained applications. The amplifier’s compatibility with RF modules and DDS signal generators allows for flexible system designs, whether in laboratory settings or field deployments. With its combination of high power output, wide bandwidth, and rugged construction, this 50W power amplifier is an indispensable tool for engineers and technicians working with advanced RF and microwave systems.

Product Features

•   Frequency from 300 ~ 1600MHz

   Class AB GaN design

•   Instantaneous wide bandwidth

   50 Ohm Input/Output impedance

   Small size and Light weight

•   High reliability andRuggedness

Description

The WZD-WBPA-300/1600-50W is designed for general purpose. Operating frequency range is from

300~ 1600MHz. Gallium Nitride on SiC Technology is used and attached on a copper sub carrier.

Improved thermal handling by patented technology.

Electrical Specifications@ VDC=30V, TC=50C, 50ΩSystem

PARAMETER

UNIT

MIN

TYP

MAX

SYMBOL

Operating Frequency

MHz

300

-

1600

FO

Operating Bandwidth

MHz

-

1300

-

BW

Peak Output Power

@CW Signal

W

-

50

-

PSAT

Input Power

dBm

-

-2±3

-

PIN

Maximum Input Power

@Without Damage

dBm

-

5

PIN, MAX

Power Gain

@Input Power 0dBm

dB

-

48±3

-

GP

Gain Flatness

@Input Power 0dBm

dB

-

-

±3

∆GP

Efficiency

%

-

22

-

EFF

Harmonics 1 to N

@Output Power 40W

dBc

10

-

-

HN

Spurious Level

dBc

60

-

-

Spur

Input VSWR

dB

-

-

2:1

VSWR

Output VSWR

dB

-

-

2:1

VSWR

Operating Voltage

V

-

28-30

-

VDC

Current Consumption

@Output Power 40W

A

-

6.5

-

IDC

Environmental Specifications

PARAMETER

UNIT

RATING

SYMBOL

Operating Case Temperature

°C

-20 ~ 85

TC

Storage Temperature

°C

-40 ~ 105

TSTG

Relative Humidity(Non-condensing)

RH

95

%

 

Operating Voltages

PARAMETER

UNIT

NOMINAL VOLTAGE

VOLTAGE ACCURACY

SYMBOL

Operating Voltage

V

28-30

± 2%

VDC

HPA Enable Voltage

V

-

Current Monitor Voltage

V

-

Temp Monitor Voltage

V

Output Voltage 0.75V@25(1/0.01V)

Mechanical Specifications

PARAMETER

UNIT

TYP

Mass

kg

0.75

Dimension

mm

170 x 77 x 24.5 (Without

Connectors)

RF Connector

-

MCX Female : RF Input

N Female : RF Output

DC Connector

-

Through core capacitor,

Male : Supply

Cooling

External Heat-sink Required

Pin Description

Pin No

Description

Pin No

Description

A1

-

1

RS485B

A2

-

2

External TTL

A3

-

3

External TTL

A4

-

4

NC

A5

-

5

RS485A

A6

-

6

GND

A7

-

7

GND

A8

-

8

NC

Pin view