BCSK-SZ350 50W LDMOS Digital Power Amplifier Module 200-300MHz Industrial-Grade RF Power Amplifier with Circulator
The BCSK-SZ350 is an industrial-grade 50-W LDMOS digital power amplifier module launched by Bochuang Spacetime. Designed for low-frequency applications in the 200-300 MHz range, it delivers a continuous wave output of 50 W with exceptional signal fidelity. Leveraging mature LDMOS semiconductor technology, this module offers superior cost-performance, lower distortion, and enhanced thermal stability compared to traditional GaN devices. It is ideal for spectrum monitoring, industrial wireless communications, test and measurement equipment, and low-altitude security systems. Operating at 28 V DC with a typical current of 3.5 A, it supports wide-temperature operation. Encased in an aluminum alloy shielded housing, it effectively suppresses electromagnetic interference. Featuring standard SMA female connectors, the module ensures seamless system integration. Its compact design makes it perfect for embedded deployments in space-constrained environments, serving as the core power unit for high-performance RF frontends.
In Stock（450）
Product Overview
BCSK-SZ350is a solution designed specifically for200-300MHz bandIndustrial-grade design50-Watt LDMOSDigital Amplifier Module, by Bochuang
Developed and manufactured by Spacetime. This module utilizes mature LDMOS semiconductor technology and features50W Continuous Wave Output PowerWith high-stability signal amplification, suitable for
Spectrum monitoring, industrial wireless communications, test and measurement equipment, and low-altitude security systems. Its operating voltage isDC 28V, typical current 3.5A, supports wide-temperature operation; the enclosure is made of
Aluminum alloy shielding structure effectively suppresses electromagnetic interference.Module InterfaceStandard N female connector for easy system integration. The compact design is ideal for space-constrained applications.
Embedded deployment scenarios serve as the core power unit for building high-performance RF front-ends.
Performance Features
High linearity, low distortionUses an optimized bias circuit and matching network. Third-order intercept point (IP3) exceeds +35 dBm, meeting the requirements of high dynamic range communication systems.
Precise Frequency CoverageDeeply optimizes mainstream communication bands from 200 to 300 MHz, compatible with FPV/UAV systems and designed for multi-mode deployment scenarios.
Low power, high efficiencyAt 50W output, the current is only 3.5A and power-added efficiency (PAE) exceeds 55%, significantly reducing thermal management burden.
Smart Security ProtectionBuilt-in protection against overcurrent, overheating, and high VSWR to prevent device damage from load mismatch or transient faults.
Industrial-grade environmental adaptabilityAluminum alloy enclosure with integrated heat sinks; supports operation from -20°C to +60°C, designed for harsh industrial environments.
Technical Specifications
Parameter Item | Specifications |
|---|---|
Product Model | BCSK-SZ350 |
Operating Frequency Band | 200–300 MHz |
Output Power | 50W (Continuous Wave CW) |
Supply Voltage | DC 28V |
Operating Current | 3.5A (typical) |
RF interface | NConnector(Female) |
Protection Mechanism | Overcurrent, Overtemperature, and VSWR Protection |
Casing Material | Aluminum Alloy |
Operating Temperature | -20°C ~ +60°C |
Size | 156 × 54 × 22 mm |
Customer FAQ
Q1: Does this module support pulse modulation?
A1: This version is designed for continuous wave (CW) operation. For pulse modulation capabilities, please contact technical support for custom development.
Q2: Does the module require an external heatsink?
A2: The module integrates a built-in heat dissipation structure, but adding an external cooling solution is recommended for high-load or prolonged-use scenarios.Serrated Heat SinkandCooling FanTo ensure long-term stability.
Q3: Does it include a drive circuit or control interface?
A3: Module is a standard RF power amplifier unit without baseband processing or digital control circuitry; requires external DDS or modulator.
Q4: Can this module be used in drone countermeasure systems?
A4: Yes. Its 200-300 MHz band covers part of the civilian drone remote control link and works in conjunction withDirectional AntennaEffective jamming achievable.
Q5: Do you support OEM/ODM customization?
A5: Yes. We can adjust frequency, power, interface, or packaging to meet your requirements. Please contact our sales team for minimum order quantity details.
Industrial-grade digital PA module with SMA female connector
High-linearity 50W RF amplifier for spectrum monitoring systems
DC28V-powered LDMOS amplifier module for embedded RF frontends
Compact 50W RF power module with overcurrent and VSWR protection
Recommended Related Products
BCSK-SJD10 Low Distortion RF Power Amplifier Module 1800-1995MHz 10W High Linearity DCS Band Amplifier
The BCSK-SJD10 is an industrial-grade, low-distortion RF power amplifier module designed for the 1800-1995 MHz DCS band. Developed by Bochuang Spacetime, it features excellent signal linearity and effectively suppresses third-order intermodulation distortion to ensure signal purity. Supporting a wide input voltage range of DC 24V-28V, it draws only 1A typical current while delivering a stable 10W continuous wave output. The image shows the measured waveform under a spectrum analyzer, demonstrating exceptional in-band flatness with no spurious emissions. Housed in a compact metal-shielded package with superior thermal performance, this module is ideal for digital trunking communications, wireless data link enhancement, and high-precision RF test systems—making it the optimal choice for high-quality signal amplification.
BCSK-SZC50 Digital RF Amplifier Module with Load Impact Resistance 700-850MHz 50W LDMOS Industrial Power Amplifier
The BCSK-SZC50 is a high-performance digital RF power amplifier module designed by Bochuang Spacetime to withstand load shocks, optimized for the 700-850 MHz frequency band. Built with reliable LDMOS technology, it delivers a stable 50 W continuous wave output at 28 V DC, with a typical operating current of 6.5 A. Its compact aluminum alloy shielded enclosure effectively suppresses electromagnetic interference and offers superior thermal dissipation, ensuring stability during extended high-load operation. This RF power amplifier module is widely used in spectrum monitoring, wireless communication relays, drone countermeasures systems, and industrial test & measurement equipment. Featuring comprehensive protection circuits and standardized interfaces, it integrates seamlessly into various embedded RF systems, making it the ideal choice for building high-efficiency signal transmission chains.
BCSK-SZ250 Type 50W GAN Chip RF Digital Power Amplifier Module 120-200MHz High-Linearity Wideband Amplifier with Circulator
The BCSK-SZ250 is an industrial-grade 50W RF digital power amplifier module launched by Bochuang Spacetime, designed for 120-200MHz low-frequency applications. It delivers 50W continuous wave output power with exceptional signal fidelity. Built on third-generation Gallium Nitride (GaN) technology, this module offers higher power density, lower distortion, and superior thermal stability compared to traditional LDMOS devices. Ideal for drone countermeasures systems, electronic warfare equipment, spectrum monitoring stations, and industrial RF test platforms. Operating at DC28V with a typical current of 2.5A, it supports wide-temperature ranges and features an aluminum alloy shielded enclosure to effectively suppress electromagnetic interference. Equipped with standard female SMA connectors for easy system integration, its compact design makes it perfect for embedded deployments in space-constrained environments, serving as the core power unit for high-performance RF frontends.
BCSK-SJG30 850M-965MHz 30W RF Power Amplifier Module | For GSM/CDMA/2G Mobile Signal Jamming and Drone Countermeasure Systems
The BCSK-SJG30 is a high-power, wideband 900MHz RF power amplification module operating from 850 to 965 MHz with up to 30W output. It supports stable DC 24V–28V/2.8A supply and is designed for signal boosting or interference in GSM, CDMA, and other mobile communication bands. Housed in a compact metal package with excellent thermal performance and EMC, it integrates seamlessly into industrial applications such as mobile signal jammers, drone countermeasures systems, and exam hall shielding devices. With clean spectrum and strong out-of-band suppression, the module ensures reliable operation in complex electromagnetic environments, making it an ideal core component for directional interference or signal coverage solutions.
Need more information?
Our technical team is ready to provide detailed specifications and custom solutions.