B2 1900MHz 50 watts Multi Carrier Solid State Power Amplifier
The EMTS Telecom Services PA-1900-47W50 is designed for single and multi-channel 3GPP WCDMA applications in the PCS 1900 MHz frequency range. Designed for single and multi- channel LTE & WCDMA applications it is also suitable for GSM. This amplifier utilizes linear LDMOS power devices that provide high gain, wide dynamic range, low distortions, and excellent group delay and phase linearity. Exceptional performance, long term reliability, and high efficiency are achieved by employing APD (Analog Pre-distortion) technology, advanced matching networks and combining techniques (Doherty Design), EMI/RFI filters, machined housings and qualified components.
EMTS Telecom Services Ltd. offers a comprehensive portfolio of enhanced coverage solutions for the Wireless Networks, Based on advanced technologies, EMTS proven, indoor and outdoor solutions solve a network needs for the Wireless Networks.
Key Features
- Support WCDMA air protocol, fully comply with 3GPP standard
- Designed to meet LTE/ HSPA / GSM / CDMA requirements
- Solid-state linearized design with 50 watts linear output power (higher / Lower Power types are also available)
- Small form factor and lightweight
- Suitable for single & multi FA WCDMA or LTE
- High reliability and ruggedness
- Built-in Control & Monitoring Circuits
- Built-in Output Isolator
- High efficiency
- Adapt Doherty technology
Technical Specifications
| Technical Specification | |
|---|---|
| ITEMS | TECHNICAL SPECIFICATION |
| Frequency range | 1930-1990MHz +47dBm |
| Output power | |
| Gain | 50dB minimum , 54 dB typical @25 ° C |
| In-band ripple | +/- 1.5 dB |
| Output VSWR | ≤ 1.25 Detect wave level range 0.2~3.0V,accuracy: 37.5±5mV/dB, |
| Output power detect | |
| Backward power detect | |
| Gain Adjust Range | ≥0-31dB |
| Gain Adjust Error | ≥1dB |
| IMD3 | ≤-55dBc |
| TEMP indicate | 0~1.5V(10mV/°C, 0.75V@25°C error≤ ±30mV) |
| Enable switch | TTL low level: open, high level: close |
| Working temperature | -25° C to +60 ° C |
| Power voltage | +28±1VDC |
| Current | Working current: ≤ 8.5A(+47dBm |
| Storage temperature | -40° C to ~+85 ° C |
| MTBF | ≥ 100,000h |
| Size | 250*240 *23.5mm |
| Interface name (Signal type) | Interface structure / quantity |
| Power (DC) | J18EI2T1HN8S1HN12P / 1 |
| RF IN (RF signal) | SMA-KFD-5-3 ROHS / 1 |
| RF OUT (RF signal) | SMA-KFD-5-3 ROHS / 1 |
| Data control (TTL) | DB-15S / 1 PIN1: 1dB Attenuation, PIN2: 2dB Attenuation, PIN3:4dB Attenuation, PIN4: 8dB Attenuation, PIN5:16dB Attenuation |
| To Monitoring function | PIN7: V/L, VSWR (reflected RF Power, Max voltage,4V; 0.02V/1dBm) |
| (DB15,Female) | PIN10:P/L (Output RF Power; Max voltage,4V; 0.02V/1dBm) PIN11: LE :Enable, High Level: OFF; Low Level: ON |
| Or customized | PIN14: T/LTemperature:0.02V/1 Celsius ,0.3V for 30 Celsius PIN6, PIN8, PIN9, PIN12, PIN13 : NC PIN15: GND EMTS Telecom Services Ltd. is a leading supplier of high-quality RF coverage solutions designed to maximize |
| Outline Drawing | |
| network needs for the Wireless Networks. | |
