LNA-30-02001800-40-20P 2–18GHz Low Noise Amplifier
Manufacturer: Narda-MITEQ
Product Type: Wideband Low Noise Amplifier
Frequency Range: 2GHz to 18GHz
Package: Epoxy-sealed aluminum module with SMA female connectors
Description: 2–18GHz wideband LNA with 30dB minimum gain, 4dB maximum noise figure and +20dBm minimum output P1dB.
The Narda-MITEQ LNA-30-02001800-40-20P is a connectorized low noise amplifier covering the wide frequency range from 2 to 18GHz. It provides at least 30dB of gain, a maximum noise figure of 4dB and a minimum output P1dB of +20dBm.
Its multi-octave bandwidth makes it suitable for broadband microwave receivers, RF test equipment, VSAT systems, electronic warfare receivers and military or aerospace applications that need to cover several frequency bands with one amplifier.
LNA-30-02001800-40-20P Specifications
Electrical specifications are specified at 23°C unless otherwise stated.
| Parameter | Minimum | Typical | Maximum |
|---|---|---|---|
| Frequency Range | 2GHz | — | 18GHz |
| Gain | 30dB | 31dB | — |
| Gain Flatness | — | ±1.5dB | ±2dB |
| Noise Figure | — | 3.6dB | 4dB |
| Output P1dB | +20dBm | +22dBm | — |
| Input VSWR | — | 2.0:1 | 2.3:1 |
| Output VSWR | — | 2.0:1 | 2.3:1 |
| DC Supply Voltage | — | +15V | — |
| DC Supply Current | — | 270mA | 400mA |
| RF Impedance | — | 50Ω | — |
Absolute Maximum Ratings
| Parameter | Rating |
|---|---|
| Maximum DC Supply Voltage | +18V |
| Maximum RF Input Power | +13dBm |
| Operating Temperature | −40°C to +75°C |
| Non-operating Temperature | −65°C to +125°C |
Operating the amplifier beyond its absolute maximum ratings may cause permanent damage. The +13dBm RF input rating should not be treated as the recommended normal operating level.
Mechanical Information
| Parameter | Specification |
|---|---|
| Package Material | Epoxy-sealed aluminum |
| RF Input Connector | SMA female |
| RF Output Connector | SMA female |
| RF Port Coupling | AC coupled |
| Length | 18.1mm |
| Width | 16.3mm |
| Height | 7.7mm |
| Approximate Weight | 9.8g |
| Reference Outline | 121622 |
The compact connectorized package is convenient for laboratory systems and module-level integration. Both RF ports are matched to a nominal 50-ohm impedance.
Functional Features
The LNA-30-02001800-40-20P incorporates several features intended to simplify system integration:
Unconditional stability
Internally regulated DC supply
Reverse-polarity protection
50-ohm matched RF ports
AC-coupled RF input and output
RoHS-compliant construction
Epoxy-sealed aluminum housing
Unconditional stability is particularly important in wideband systems, where impedance conditions can change significantly across the 2–18GHz operating range.
Typical Applications
Broadband Receiver Front Ends
The 2–18GHz bandwidth allows the amplifier to support multiple microwave bands in one receiver path. This can reduce the number of switched narrowband amplifier channels required in broadband monitoring and measurement systems.
RF and Microwave Test Equipment
With 30dB minimum gain and broad frequency coverage, the model can be used as a preamplifier for spectrum analyzers, test receivers and other microwave instruments.
Electronic Warfare and Signal Monitoring
The wide operating bandwidth is suitable for receivers that must detect or analyze signals across S, C, X and Ku-band frequencies. Designers should evaluate the complete system linearity when strong signals are expected.
VSAT and Communications Systems
The amplifier can support broadband microwave and VSAT receiver assemblies where stable gain and coverage across multiple frequency ranges are required.
Military and Aerospace Equipment
The datasheet lists military and aerospace systems among its typical applications. The design is intended to meet specified environmental conditions for vibration, humidity and altitude; required screening or environmental testing should be confirmed when ordering.
Similar Narda-MITEQ Models
Narda-MITEQ lists related 2–18GHz configurations with different combinations of noise figure, gain and output power:
| Model | Main Difference |
|---|---|
| LNA-30-02001800-24-10P | Lower-output 2–18GHz configuration |
| LNA-30-02001800-32-15P | Intermediate output-power configuration |
| LNA-30-02001800-52-25P | Higher-output configuration for greater compression margin |
