A322
Categories:
CPA
+86 18926758761
Tel
Amy@junteli.com
Product Details
Applicaton and Feature:
- Utilizing third-generation GaN transistors
- Ultra-wide working bandwidth and instant bandwidth
- Excellent reliability
Electrical Specifications:
| Parameter | Min | Typ | Max | Unit | Test Condition | ||||||||
| Operating frequency | 300 |
| 2700 | MHz | |||||||||
| Instant bandwidth |
|
| 200 | MHz | Broadband signal,such as OFDM signal | ||||||||
| Output power（Psat） | 40 | 50 |
| W | CW signal | ||||||||
| Gain（small signal） | 38 |
| 48 | dB | Measured with VNA in swept frequency mode at -20dBm. Input power calibrated/measuredat the amplifier input port. | ||||||||
| Gain flatness（small signal） | -4 |
| 4 | dB | Test condition the same as Gain | ||||||||
| Noise figure |
|
| 20 | dB | |||||||||
| Input RF power range | 0 |
| 8 | dBm | |||||||||
| Input VSWR |
|
| 1.8 |
| Measured with VNA in sweptfrequency mode at -20dBm. Input power calibrated/measuredat the amplifier input port. | ||||||||
| Spurious |
| -60 |
| dBc | CW signal at the output power of 50W. Spurious defined as anynon-harmonic amplifier outpur. Spurious measured in a 1kHz resolution bandwidth, 10kHz video bandwidth. Specifications apply at offsets of greater than or equal to ±10kHz from the RF carrier. Maximum measurement frequency is 8GHz | ||||||||
| Harmonics(2nd, 3nd) | -10 |
|
| dBc | CW signal source at output power of 50W, partial frequency harmonics areless than -4dB | ||||||||
| Operating voltage | 24 | 28 | 32 | V | Note:Output power capabilities andgain will vary with voltage | ||||||||
| Operating current |
| 7.2 | 9 | A | CW signal source at output power of 50W | ||||||||
| PA Enable/Disable time |
|
| 10 | μs | Measurement with of 50W CW output. Rise and fall time of amplifieroutput envelope recorded. Rise andfall times at 10%-90% of the outputpower in linear scale. PA Enable/Disable signal set to 10kHz repetitionrate and 50% duty cycle | ||||||||
Alarm and Protection:
| Parameter | Introductions |
| Over temperature | When the temperature exceeds 80℃ ± 5℃，the amplifier automatically shut down; When the temperature drops below 70℃ ± 5℃, the amplifier will automatically turn on. |
Environmental Specifications:
| Parameter | Min | Typ | Max | Unit |
| Operating temperature | -40 | +60 | ℃ | |
| Storage temperature | -55 | +85 | ℃ | |
| Relative Humidity(non-condensing) | +95 | % | ||
| Altitude | MIL-STD-810F Method 500.4 | |||
| Vibration/Shock | Pass MIL-STD-810F - Method 514.5/516 .5 – Proc I | |||
Mechanical Specifications:
| Parameter | Value | Unit |
| Dimension | 160 x 120 x 25 | mm |
| Weight | 1.4 | kg |
| RF Connectors In/Out | Input: SMA-F Output: N-F | - |
| Control Connector | D-Sub 15-Pin Female | - |
| Power Supply Connector | Pull-core Capacitance | - |
| Cooling | External Heat sink | - |
DC Interface Connector:
| PIN# | Description | Specification |
| Grounding Post | GND | Ground Return |
| Pull-coreCapacitance | VDD | Supply Voltage:+24V~32V,+28V Nominal |
| 1 | RS485 (-)[note1] [note2] | Serial Communication Bus |
| 2 | Voltage Alarm[note1] | Alarm(5V), the amplifier shut down when the voltage exceeds32V, the status will be locked. |
| 3 | Current Alarm[note1] | Alarm(5V), the amplifier shut down when the current exceeds20A., the status will be locked. |
| 5 | Attenuator setting[note1] | Voltage input in the range of 0.5-3.0VDC, 0.5VDCcorresponds with minimum attenuation, 3.0VDC is maximum attenuation. |
| 6 | Alarm Reset | If the alarm has been triggered,input an extermal pulse singalto reset it (0V ~ 0.7V is the low level, 3.3V ~ 5V is the highlevel) |
| 7 | Pr | Reversed RF Power Indicator (0~3V) |
| 8 | RS485 (+)[note1] [note2] | Serial Communication Bus |
| 10 | Pf | Forward RF Power Indicator (0~3V) |
| 11 | PA EN | PA on :0V ~ 0.7V or the HandingPA off :Inout 3.3V ~ 5V |
| 12 | TA | Alarm(5V), when the temperature exceeds 80℃±5℃ and the amplifier shutdown |
| 13 | VA | Alarm(5V), When the output port of the amplifier is open orshort, the amplifier will shutdown. |
| 14 | Tc | Analog voltage relative to Unit’s Temperature @ 10mV/℃(0.50Voffset); (Vmeausred-0.50)/0.01=X℃,Example: (1.00V-0.50)/0.01= 50℃ |
| 4,9,15 | NC |
[note1]：This function is optional, and the optional model number is SDA3027-50-M1 .
[note2]：This function is optional, and the optional model number is SDA3027-50-M1 .
The RS485 master-slave communication function can be used to monitor the operational parameters of the power amplifier module, such as voltage, current, output power, and standing wave, and it can also be used to set the control parameters of the power amplifier in real time, such as power amplifier on/off, gain adjustment, power adjustment, and alarm reset.
Outline Drawing:
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