HD31759 RF Amplifier
Module
HD31759
| FREQUENCY RANGE1,000–4,000 MHz | OUTPUT POWER35 W minimum Psat |
| GAIN46 dB minimum | SUPPLY VOLTAGE28–30 VDC |
| CONFIGURATIONModule | CATEGORYLow Frequency Module |
HD31759 electrical specifications
Source: HD31759 V3.1.pdf. Refer to the complete datasheet for all test conditions, optional ratings and protection limits.
| Parameter | Specification | Conditions / notes |
|---|---|---|
| Operating frequency range | 1000–4000 MHz | 50 Ω, 25°C |
| Output power at Psat | 35 W minimum | CW |
| Power gain | 46 dB minimum | 0 dBm or less input for rated output |
| Gain flatness | 3.0 dB peak-to-peak maximum | Constant input power |
| Input return loss | −10 dB maximum | Relative to 50 Ω |
| Two-tone intermodulation | −30 dBc typical | 36 dBm/tone; Δ = 1 MHz |
| Second / third harmonics | −15 / −20 dBc typical | At rated output |
| Spurious output | −60 dBc maximum | Non-harmonics |
| Operating voltage | 28–30 VDC | |
| Current consumption | 8 A maximum | At rated output |
| Input-power protection | +8 dBm maximum | Less than 10 seconds without damage |
| Load-VSWR protection | ∞:1 | Less than 1 minute at rated output |
| Turn on / off speed | 5 µs maximum |
HD31759 control and monitoring
| Pin | Function | Description |
|---|---|---|
| 1 | N/C | Not connected |
| 2 | N/C | Not connected |
| 3 | Current sensor | 20 mV/100 mA typical |
| 4 | Temperature sensor | 10 mV/°C + 500 mV typical |
| 5 | Shutdown | Enable: TTL high or open; disable: TTL low or short |
| 6, 7 | VDD | 28 VDC, as labeled in pin table |
| 8, 9 | 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 +75°C | |
| Storage temperature | −40 to +85°C | |
| Relative humidity | Up to 95% | Non-condensing |
Mechanical specifications and cooling
| Parameter | Specification | Conditions / notes |
|---|---|---|
| Dimensions | 188 × 91.4 × 27 mm | Excluding connectors |
| Weight | 950 g | |
| RF connectors | SMA female | Input / output |
| 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.
HD31759 documentation
Download HD31759 V3.1.pdf for the complete specifications, test conditions, drawings and available options.
About HD31759
HD31759 is listed for 1,000–4,000 MHz operation.
Output: 35 W minimum Psat. Gain: 46 dB minimum. Preserve the rating definitions and conditions in the complete datasheet.
Supply: 28–30 VDC. Cooling: External heatsink.
See the model-specific interface table above. Optional functions must be confirmed for the ordered unit.
Dimensions: 188 × 91.4 × 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.