High-Performance TDD RF Power Module: Precision and Reliability for Critical Communications
nnIn the fast-evolving world of wireless communication, a TDD RF power module must deliver flawless switching, pristine signal quality, and robust protection. This advanced TDD linear amplifier and power amplifier module, operating across the 200–300MHz frequency band, sets a new standard for performance in demanding network environments. Designed as a dedicated TDD RF power module for communication systems, it is the cornerstone of reliable signal amplification and coverage.nnBuilt around a linear amplification architecture, this module ensures outstanding signal fidelity. The downlink output power is precisely regulated to 40±0.5dBm, with a high gain of 45±1.5dB, while the uplink path delivers a gain of 25±1.0dB. This combination of excellent linearity and exceptionally low noise makes it ideal for applications where signal integrity is non-negotiable. As a TDD power amplifier module, it supports ultra-fast switching with a delay of ≤4.8μs, critical for time-division duplexing networks.nn
Intelligent Protection and Remote Monitoring
nnReliability is further enhanced by integrated digital attenuation and comprehensive safeguards against over-temperature, over-power, and excessive VSWR. The module also supports RS-485 monitoring, allowing seamless integration into remote management systems. Operating from a 32V supply, it achieves a power conversion efficiency greater than 15% across a temperature range of -10 to +55°C, with input and output VSWR maintained at ≤1.5. This TDD linear amplifier delivers consistent, high-performance operation in the most challenging environments.nn
Comprehensive Specifications for the TDD RF Power Module
nnThe following table details the full technical specifications, ensuring every parameter is clearly documented for system design and integration.nn
| Test Item | Indicators | Unit | Remark |
|---|---|---|---|
| Frequency Range | Downlink: 200–300 | MHz | Uplink: 200–300 MHz |
| Uplink: 200–300 | MHz | ||
| Maximum Output Power | Downlink: 40±0.5 | dBm | |
| Uplink: 15 | dBm | ||
| Gain | Downlink: 45±1.5 | dB | |
| Uplink: 25±1.0 | dB | ||
| Noise Figure | Downlink: ≤15 | dB | |
| Uplink: ≤3 | dB | ||
| Flatness | Downlink: ≤3 | dB | |
| Uplink: ≤2 | dB | ||
| PA Voltage | 32 | V | 32V Supply |
| Power Conversion Efficiency | >15 | % | @40dBm |
| Gain Adjustment Step Size | 1.0 (Downlink) | dB | Uplink: Not supported |
| Numerical Control Regulation Error | 1–16dB: ≤1.0 (Downlink) | dB | Uplink: Not supported |
| Spurious Emission | In-Band: ≤-36 | dBm | Tested with CW signal at center frequency, max output power |
| Out-of-Band (9kHz–1GHz): No clutter above normal noise floor | dBm | Out-of-Band (1G–12.75GHz) | |
| EVM | Downlink: ≤10 | % | Dynamic testing @40dBm |
| Uplink: ≤1.2 | % | ||
| ACLR | ≤-35 | dBc | |
| Maximum Allowable Input Power | Downlink: ≤+10 | dBm | No damage for continuous operation for 1 min |
| Uplink: ≤-10 | dBm | ||
| Input VSWR | ≤1.50 | ||
| Output VSWR | ≤1.50 | ||
| Switching Delay | Downlink: ≤2 / Uplink: ≤4.8 | μs | |
| Ambient Temperature (High & Low Temperature Test) | -10 to +55 | ℃ | Starts normally at low temperatures, monitoring works normally |
| EVM (High & Low Temperature) | Downlink: ≤15 / Uplink: ≤1.2 | % | @40dBm |
| Gain Stability | ±2 | dB | @-10℃ to +55℃ |
| Power Stability | ±1.5 | dB | @-10℃ to +55℃ |
| Current | ≤2.5 | A | @32V |
| Power Interface | KF2EDG5.08-4P Male Connector | ||
| Monitoring Interface | XH2.54-8P Male Connector | ||
| RF Input/Output Connectors | RF-IN/LAN OUT/ANT: SMA-K / MCX-K |
nn
Wide-Ranging Applications for the TDD Power Amplifier Module
nnThis TDD RF power module is engineered for versatility, finding its place in private network infrastructure, signal boosting for challenging environments, wireless coverage expansion, and critical RF relay systems. Whether deployed in a base station, a repeater, or a specialized communication link, the TDD linear amplifier provides the stable, high-efficiency performance that modern networks demand. With its combination of robust power, precise gain control, and comprehensive protection features, this module is the definitive choice for engineers who require uncompromised performance from their TDD RF power module.
