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HFP Series
Medium/High-Power Fixed Attenuators
The HFP Series includes versatile fixed attenuators rated up to 1,000 Watts and operate up to 18 GHz.
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| HFP-55 Series Request a Quote | HFP-510 Series Request a Quote | HFP-510-18 Request a Quote | HFP-525 Series Request a Quote | HFP-525-18 Request a Quote | HFP-550 Series Request a Quote | HFP-550-18 Request a Quote | HFP-5100 Series Request a Quote | HFP-5100-18 Request a Quote | HFP-5150 Series Request a Quote | HFP-5250 Series Request a Quote | HFP-5500 Series Request a Quote | HFP-51000 Series Request a Quote | |
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| Frequency Range | DC–6000 MHz | DC–4000 MHz DC–6000 MHz | DC–4000 MHz DC–6000 MHz | DC–18000 MHz | DC–4000 MHz DC–6000 MHz | DC–18000 MHz | DC–3000 MHz DC–6000 MHz | DC–18000 MHz | DC–3000 MHz DC–8000 MHz | DC–3000 MHz | DC–3000 MHz | DC–3000 MHz | |
| Impedance | 50 Ohms | 50 Ohms | 50 Ohms | 50 Ohms | 50 Ohms | 50 Ohms | 50 Ohms | 50 Ohms | 50 Ohms | 50 Ohms | 50 Ohms | 50 Ohms | |
| Attenuation | 3 dB 6 dB 10 dB 20 dB 30 dB | 3 dB 6 dB 10 dB 20 dB 30 dB | 3 dB 6 dB 10 dB 20 dB 30 dB | 3 dB 6 dB 10 dB 20 dB 30 dB | 3 dB 6 dB 10 dB 20 dB 30 dB | 3 dB 6 dB 10 dB 20 dB 30 dB | 6 dB 10 dB 20 dB 30 dB | 3 dB 6 dB 10 dB 20 dB 30 dB | 10 dB 20 dB 30 dB | 3 dB 6 dB 10 dB 20 dB 30 dB | 3 dB 6 dB 10 dB 20 dB 30 dB | 10 dB 20 dB 30 dB | 10 dB 20 dB 30 dB |
| Accuracy | DC-3GHz: ±0.3 dB 3-4 GHz: ±0.4 dB 4-6 GHz: ±0.5 dB | <20 dB: ±0.3 dB 20 dB: ±0.7 dB 30 dB: ±0.8 dB | <30 dB: ±0.5 dB 30 dB: ±0.7 dB | <20 dB: ±0.5 dB 20 dB: ±0.75 dB 30 dB: ±2;1.0 dB | <30 dB: ±0.5 dB 30 dB: ±0.75 dB | <20 dB: ±0.75 dB 20 dB: ±0.75 dB 30 dB: ±1.0 dB | 10 dB: ±1.25 dB 20 dB: ±0.75 dB 30 dB: ±1.00 dB | ±0.5 dB | DC–1 GHz 1–3 dB: ±0.3 dB 6–10 dB: ±0.4 dB 20 dB: ±0.5 dB 30 dB: ±0.8 dB 1–3 GHz 1–3 dB: ±0.5 dB 6–10 db: ±0.6 dB 20 dB: ±0.8 dB 30 dB: ±1.0 dB | ||||
| Average Power | 5 Watts at 25°C ambient temperature Derated linearly to 1 Watt at +85°2;C Bi-directional Watts | 10 Watts at 25°C ambient temperature Derated linearly to 1 Watt at +85°C Bi-directional Watts | 25 Watts to 25°C ambient temberature Derated linearly to 12.5 Watts at 70°C Bi-directional Watts | 25 Watts to 25°C ambient temperature Derated linearly to 2.5 Watts at +125°C Bi-directional Watts | 50 Watts to 25°C ambient temberature Derated linearly to 25 Watts at +70°C Bi-directional Watts | 50 Watts to 25°C ambient temperature Derated linearly to 10 Watts at +125°C Bi-directional Watts | 100 Watts to 25°C ambient temperature Derated linearly to 10 Watts at +125°C Bi-directional Watts | 250 Watts at 25°C ambient temperature Derated linearly to 25 Watts at +125°C Uni-directional Watts | 500 Watts from -55° to +35°C Derated linearly to 50 Watts at +125°C Uni-directional Watts | ||||
| Temperature | -55 to +100° C | -55 to +125° C | |||||||||||
| VSWR | 1.35:1 max. | DC–4 GHz: 1.15:1 max. 4–6 GHz: 1.20:1 max. | 1.35:1 max | DC–8 GHz: 1.20:1 max. 8–12.4 GHz: 1.25:1 max. 12.4–18 GHz: 1.35:1 max. | 1.35:1 max | DC–8 GHz: 1.25:1 max. 8–12.4 GHz: 1.35:1 max. 12.4–18 GHz: 1.45:1 max. | 1.35:1 max. | DC–8 GHz: 1.40:1 max. 8–12.4 GHz: 1.40:1 max. 12.4–18 GHz: 1.55:1 max. | DC–3 GHz: 1.10:1 max. | DC–1 GHz: 1.10:1 max. 1–3 GHz: 1.30:1 max. | |||
| Connector | N Male/Female Consult factory for other connector types | N Male/Female Consult factory for other connector types | N Male/Female Consult factory for other connector types | N Male/Female Consult factory for other connector types | N Male/Female Consult factory for other connector types | N Male/Female Consult factory for other connector types | N Male/Female Consult factory for other connector types | N Male/Female Consult factory for other connector types | N Male/Female Consult factory for other connector types | N Male/Female Consult factory for other connector types | N Male/Female Consult factory for other connector types | N Male/Female Consult factory for other connector types | |
| Peak Power | 1 KW 5 µsec pulse width 0.5% duty cycle | 1 KW 5 µsec pulse width 1.25% duty cycle | 1 KW 5 µsec pulse width 0.5% duty cycle | 1 KW 5 µsec pulse width; 5% duty cycle | 1 KW 5 µsec pulse width 5% duty cycle | 5 KW 5 µsec pulse width 1.5% duty cycle | 5 KW 5 µsec pulse width; 1.5% duty cycle | ||||||
| Operating Temperature | -55° to +100°C | -55° to +125°C | -55deg; to +100deg;C | -55° to +125°C | -55° to +125°C | -55° to +125°C | -55° to +35°C (rated CW power) -55° to +125°C (at derated power) | ||||||
| Physical Size | 3.67\" long x 1.88\" diameter (includes connectors) | 3.67\" long x 2.25\" diameter (includes connectors) | |||||||||||
| Weight | Type N: 4 oz SMA: 2 oz | Type N: 4 oz SMA: 2 oz | Type N: 11 oz. SMA: 9 oz. | Type N: 2.75 lbs. | Type N: 8.2 lbs. | ||||||||
| Power Sensitivity | <0.0001 dB/dB × W Unidirectional in power | ||||||||||||
| Temperature Coefficient | <0.0004 dB/dB x °C |
think ahead.