HD31778 RF Amplifier
Module
HD31778
| FREQUENCY RANGE8,000–18,000 MHz | OUTPUT POWER40 W minimum Psat |
| GAIN46 dB minimum | SUPPLY VOLTAGE32 VDC Nom |
| CONFIGURATIONModule | CATEGORYUltra High Frequency amplifier Module |
HD31778 electrical specifications
Source: HD31778 V1.2.pdf. Refer to the complete datasheet for all test conditions, optional ratings and protection limits.
| Parameter | Specification | Conditions / notes |
|---|---|---|
| Operating Frequency Range | 8.0 – 18.0 GHz | |
| Power Output Psat | 40 W minimum | CW |
| Power Gain | 46 dB minimum | |
| Power Gain Flatness | 4.0 dB p-p maximum | |
| Input Return Loss | 10 dB minimum | |
| Harmonics | >20 dBc typical | At rated Pout |
| Non Harmonics Spurious | >60 dBc | |
| Noise Figure | 10 dB maximum | |
| Operating Voltage | 32 VDC Nom | |
| Current Consumption | 14 A typical | At rated Pout |
| maximum Input Power | +3 dBm maximum | Without damage |
HD31778 control and monitoring
| Pin | Function | Description |
|---|---|---|
| 1 | N/A | N/A |
| 2 | N/A | N/A |
| Al | VDD | 32 VDC |
| A2 | GND | Ground |
Confirm connector orientation and optional functions against the complete model-specific documentation before wiring.
Operating and storage conditions
| Parameter | Specification | Conditions / notes |
|---|---|---|
| Operating Case Temperature | -20 to +65 °C | |
| Storage Temperature | -40 to +85 °C | |
| Relative Humidity | 5 to 95% | Non Condensation |
Mechanical specifications and cooling
| Parameter | Specification | Conditions / notes |
|---|---|---|
| Dimensions | 180 × 200 × 27 mm (7.09 × 7.87 × 1.06 inch) | Excluding connectors |
| RF Connectors In/Out | SMA female | Cover Flange |
| DC Power / Interface Connector | 7-Pin Hybrid D-Sub | |
| Cooling | External heatsink | Forced air required |
Use the original outline drawing for mounting-hole positions, connector clearances and ordered options.
HD31778 documentation
Download HD31778 V1.2.pdf for the complete specifications, test conditions, drawings and available options.
About HD31778
HD31778 is listed for 8,000–18,000 MHz operation.
Output: 40 W minimum Psat. Gain: 46 dB minimum. Preserve the rating definitions and conditions in the complete datasheet.
Supply: 32 VDC Nom. Cooling: External heatsink.
See the model-specific interface table above. Optional functions must be confirmed for the ordered unit.
Dimensions: 180 × 200 × 27 mm (7.09 × 7.87 × 1.06 inch). Review the mechanical table and original outline drawing before planning mounting and connector clearances.
Protection ratings are subject to the datasheet conditions and time limits. They do not imply unlimited operation under overload or mismatch.