HD34991 RF Amplifier
Module
HD34991
| FREQUENCY RANGE500–6,000 MHz | OUTPUT POWER40 W minimum / 50 W typical Psat |
| GAIN47 dB minimum | SUPPLY VOLTAGE28 – 30 VDC |
| CONFIGURATIONModule | CATEGORYBroadband Amplifier Module |
HD34991 electrical specifications
Source: HD34991 V0.3.pdf. Refer to the complete datasheet for all test conditions, optional ratings and protection limits.
| Parameter | Specification | Conditions / notes |
|---|---|---|
| Operating Frequency Range | 0.5 – 6.0 GHz | |
| Power Output @ Psat | 40 W minimum / 50 W typical | CW |
| Power Gain | 47 dB minimum | 0 dBm or less for rated Pout |
| Power Gain Flatness | 3.0 dB p-p maximum | Constant input power |
| Input Return Loss | -10 dB maximum | Relative to 50 Ohm |
| 2-Tone Intermodulation (IMD) | -30 dBc typical | 36 dBm/Tone, A = 1 MHz |
| Harmonics 2" | -12 dBc typical < 1 GHz / -20 dBc typical | At rated Pout |
| Spurious | -60 dBc maximum | Non-harmonics |
| Operating Voltage | 28 – 30 VDC | |
| Current Consumption | 12 A maximum / <10 A typical | At rated Pout |
HD34991 control and monitoring
| Parameter | Specification | Conditions / notes |
|---|---|---|
| RF Connectors In/Out | SMA female | |
| DC Power / Interface Connector | 9-Pin D-Sub |
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 +75 °C | |
| Storage Temperature | -40 to +85 °C | |
| Relative Humidity | up to 95% | Non-condensing |
| Altitude | 3000 meters |
Mechanical specifications and cooling
| Parameter | Specification | Conditions / notes |
|---|---|---|
| Dimensions | 230 × 106 × 27 mm | Excluding connectors |
| RF Connectors In/Out | SMA female | |
| DC Power / Interface Connector | 9-Pin D-Sub | |
| Cooling | External heatsink | Forced air required |
Use the original outline drawing for mounting-hole positions, connector clearances and ordered options.
HD34991 documentation
Download HD34991 V0.3.pdf for the complete specifications, test conditions, drawings and available options.
About HD34991
HD34991 is listed for 500–6,000 MHz operation.
Output: 40 W minimum / 50 W typical Psat. Gain: 47 dB minimum. Preserve the rating definitions and conditions in the complete datasheet.
Supply: 28 – 30 VDC. Cooling: External heatsink.
Review the matching datasheet and confirm the required interface and monitoring options when requesting a quote.
Dimensions: 230 × 106 × 27 mm. 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.