HD31228 RF Amplifier
Module
HD31228
| FREQUENCY RANGE20–6,000 MHz | OUTPUT POWER20 W minimum / 25 W typical Psat |
| GAIN44 dB minimum | SUPPLY VOLTAGE50 VDC Nom |
| CONFIGURATIONModule | CATEGORYBroadband Amplifier Module |
HD31228 electrical specifications
Source: HD31228 V2.0.pdf. Refer to the complete datasheet for all test conditions, optional ratings and protection limits.
| Parameter | Specification | Conditions / notes |
|---|---|---|
| Operating Frequency Range | 20 – 6000 MHz | |
| Power Output @ Psat | 20 W minimum / 25 W typical | Cw |
| Power Gain | 44 dB minimum | 0 dBm or less for rated Pout |
| Power Gain Flatness | 4 dB p-p maximum | Constant input power |
| Input / Output Return Loss | -10 dB maximum | Relative to 50 Ohm |
| 2-Tone Intermodulation (IMD) | -26 dBc typical | 33 dBm/Tone, A = 1 MHz |
| Harmonics | -15 dBc typical | At rated Pout |
| Spurious | -60 dBc maximum | Non-harmonics |
| Operating Voltage | 50 VDC Nom | |
| Current Consumption | 3 A maximum | At rated Pout |
HD31228 control and monitoring
| Pin | Function | Description |
|---|---|---|
| 1 | n/c | n/c |
| 2 | VVA | Option-103 (With larger housing dimensions) |
| 3 | CURRENT SENSOR | lp@50mv/100 mA typical |
| 5 | SHUTDOWN | Enable = TTL High or Open; Disable = TTL Low or Short |
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 | |
| Relative Humidity | up to 95 % | Non-condensing |
| Altitude | 3000 meters |
Mechanical specifications and cooling
| Parameter | Specification | Conditions / notes |
|---|---|---|
| Dimensions | 140 × 90 × 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.
HD31228 documentation
Download HD31228 V2.0.pdf for the complete specifications, test conditions, drawings and available options.
About HD31228
HD31228 is listed for 20–6,000 MHz operation.
Output: 20 W minimum / 25 W typical Psat. Gain: 44 dB minimum. Preserve the rating definitions and conditions in the complete datasheet.
Supply: 50 VDC Nom. Cooling: External heatsink.
See the model-specific interface table above. Optional functions must be confirmed for the ordered unit.
Dimensions: 140 × 90 × 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.