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HomeProductsRF/IF and RFIDRF AmplifiersAFS4-02001800-50-LN
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AFS4-02001800-50-LN - L3 Narda-MITEQ

Manufacturer Part Number
AFS4-02001800-50-LN
Manufacturer
MITEQ (Narda-MITEQ)
Allelco Part Number
98D-AFS4-02001800-50-LN
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
40,522 pcs available, New & Original
Parts Description
IC RF AMP GPS 2GHZ-18GHZ MODULE
Package
Module
Data sheet
AFS4-02001800-5.pdf

Datasheets

AFS/JS Series.pdf
RoHs Status
 
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Specifications

AFS4-02001800-50-LN Tech Specifications
L3 Narda-MITEQ - AFS4-02001800-50-LN technical specifications, attributes, parameters and parts with similar specifications to L3 Narda-MITEQ - AFS4-02001800-50-LN

Product Attribute Attribute Value
Manufacturer MITEQ (Narda-MITEQ)
Voltage - Supply 15V
Test Frequency 2GHz ~ 18GHz
Supplier Device Package Module
Series AFS
RF Type General Purpose
Package / Case Module
Product Attribute Attribute Value
Package Box
P1dB 10dBm
Noise Figure 5dB
Gain 20dB
Frequency 2GHz ~ 18GHz
Current - Supply 175mA
Base Product Number AFS4

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Unaffected

Frequently Asked Questions(FAQ)

What are the optimal operating conditions for the AFS4-02001800-50-LN amplifier in a 5G base station front-end module, and how does its noise figure compare to alternative solutions at 6 GHz?
The AFS4-02001800-50-LN operates efficiently within a supply voltage range of 15V and draws 175 mA, making it suitable for centralized power architectures in 5G infrastructure. At 6 GHz, its 5 dB noise figure is typical for general-purpose amplifiers in this frequency band, though specialized LNAs may achieve lower figures with higher insertion loss or cost. The module’s 20 dB gain helps compensate for path losses while maintaining acceptable noise performance, assuming a clean input signal from an antenna or filter chain.
How does the gain flatness of the AFS4-02001800-50-LN behave across the 2–18 GHz bandwidth, and what impact does this have on calibration requirements in wideband radar systems?
While exact gain flatness isn’t specified in the key parameters, a 20 dB nominal gain over 16 octaves suggests potential ripple, especially near band edges. In wideband radar applications requiring consistent amplitude response, this variability may necessitate external compensation—such as digital predistortion or adaptive calibration—to maintain waveform integrity, particularly when integrating the module into phased-array receivers where phase and amplitude coherency are critical.
Can the AFS4-02001800-50-LN be used in satellite downconverter chains without additional filtering, given its 2–18 GHz bandwidth and 10 dBm P1dB compression point?
The AFS4-02001800-50-LN can process signals across 2–18 GHz, which includes many satellite bands, but its 10 dBm P1dB implies limited handling of high-power uplink signals directly. In downconversion paths, it should typically follow a low-noise front end and receive filtering to prevent saturation from out-of-band interferers. Without sufficient input attenuation or filtering, intermodulation products could degrade receiver sensitivity, especially in crowded spectrum environments.
What trade-offs exist between using the AFS4-02001800-50-LN versus discrete GaAs FET-based amplifiers in mmWave test setups operating above 10 GHz?
The AFS4-02001800-50-LN offers integration benefits—reduced PCB real estate, simplified biasing, and standardized packaging—but trades off tuning flexibility and thermal management scalability compared to discrete implementations. Above 10 GHz, parasitics in the module package may limit peak efficiency or maximum gain, whereas discrete designs allow optimized layout and heat sinking. However, for general-purpose amplification in automated test equipment, the module provides sufficient linearity and repeatability at lower development cost.
How does the current consumption of the AFS4-40001800-50-LN scale with output power, and what implications does this have for battery-powered RF sensing nodes?
Although not explicitly detailed, typical class-A operation of such modules implies nearly constant current draw regardless of output level below compression. With 175 mA at 15V under normal conditions, even modest duty cycling would yield limited energy savings. For battery-operated RF sensors, this fixed power drain may reduce operational lifetime unless paired with aggressive sleep modes or switched-mode bias control—highlighting a design constraint for portable or IoT applications.
Is the AFS4-02001800-50-LN compatible with automated optical inspection (AOI) during high-volume manufacturing, considering its module packaging?
Given its module form factor and absence of fine-pitch leads, the AFS4-02001800-50-LN is generally compatible with standard AOI systems used in SMT assembly lines. Since MSL 1 indicates unlimited moisture sensitivity life, storage and handling do not introduce additional risks during production flow. This supports reliable deployment in high-throughput environments like defense or aerospace electronics manufacturing.
How should impedance matching be approached when interfacing the AFS4-02001800-50-LN to a 75-ohm video transmission line instead of standard 50-ohm RF systems?
Standard RF amplifiers like the AFS4-02001800-50-LN assume 50-ohm input/output matching for optimal noise figure and return loss. Driving or being driven by 75-ohm loads introduces mismatch losses that degrade effective gain and increase noise contribution from subsequent stages. If unavoidable, a broadband transformer or resistive attenuator network must be inserted, accepting associated loss and potential distortion to preserve system stability.
What are the thermal considerations when mounting the AFS4-02001800-50-LN in a densely populated SATCOM transceiver chassis?
Operating continuously at full gain with 175 mA draw results in approximately 2.6 watts dissipated as heat. In confined enclosures without forced airflow, localized heating could raise junction temperatures beyond safe limits, potentially degrading long-term reliability or shifting gain/phase characteristics. Adequate copper pour, thermal vias, or interface materials are recommended to ensure junction temperature remains within manufacturer-recommended bounds.
How does the AFS4-02001800-50-LN perform in pulsed radar applications where duty cycle exceeds 10%, and what protection mechanisms are inherent?
The module’s datasheet lacks explicit pulse handling specifications, but its 10 dBm P1dB suggests moderate average power capability. In high-duty-cycle pulsed scenarios, cumulative heating may occur despite short bursts, risking thermal runaway. Without internal protection diodes or clamping circuits—common in specialized pulsed amplifiers—external limiting or soft-start bias sequencing should be implemented to avoid damage.
Can the AFS4-02001800-50-LN be cascaded safely in multi-stage LNA chains without isolation components?
Cascading the AFS4-02001800-50-LN directly with another active stage risks instability due to feedback through mutual coupling, especially at higher frequencies near 18 GHz. While the module likely incorporates basic stabilization networks, adding passive isolators or ferrite beads between stages provides margin against oscillation. This precaution becomes increasingly important in multi-octave bandwidths where parasitic resonances can emerge.
What role does the base product number AFS4 play in selecting derivative models like the -02001800 variant for phased array beamforming subsystems?
The AFS4 base family enables consistency in supply sequencing, pinout compatibility, and thermal profiles across variants. Choosing the -02001800 model ensures alignment with other AFS4 devices in a phased array, simplifying firmware-controlled calibration routines and enabling predictable insertion loss budgets. This standardization reduces qualification overhead in modular radar or communications systems.
How does the REACH status of the AFS4-02001800-50-LN affect export compliance in European military contracts?
Declared REACH Unaffected means no SVHCs exceeding 0.1% weight are present in the component, satisfying EU Regulation (EC) No 1907/2006 requirements. This simplifies documentation for defense procurement under ITAR-aligned supply chains targeting NATO partners, reducing legal review time and supporting faster certification cycles for end systems containing the module.
What are the consequences of exceeding the 15V supply voltage on the AFS4-02001800-50-LN in a redundant power architecture?
Exceeding the 15V rating risks dielectric breakdown in internal matching networks or semiconductor junctions, potentially causing permanent degradation or failure. Even brief transients can accelerate electromigration in thin-film components, shortening mean time between failures. Redundant systems must include undervoltage lockout (UVLO) circuitry to enforce safe operating margins regardless of fault condition.
How does the module’s package type influence electromagnetic compatibility (EMC) performance in unshielded avionics racks?
The module-style packaging lacks individual shielding, exposing internal circuits to radiated interference and emitting conducted noise through shared ground planes. In avionics environments with strict DO-160 standards, supplemental enclosures or absorptive materials may be needed to contain emissions, especially at harmonics of clock or switching frequencies originating from adjacent DC-DC converters feeding the 15V rail.
When comparing the AFS4-02001800-50-LN to integrated MMIC alternatives, which factors favor one over the other in space-constrained drone telemetry links?
While MMICs offer smaller footprints and lower inductance, the AFS4-02001800-50-LN provides easier testing, better heat dissipation, and immunity to ESD during handling—critical in field-deployable drones. For links operating between 2–8 GHz, the module’s 20 dB gain and 5 dB NF deliver adequate link budget without requiring additional amplification, trading size for robustness in harsh environments.
Does the AFS4-02001800-50-LN support reverse polarity protection natively, and what external safeguards are advisable?
The module does not include built-in reverse polarity protection. Connecting the 15V supply backward could permanently damage internal passives or transistors. Implementing a series diode or MOSFET-based clamp near the input improves system resilience, albeit at the cost of slight forward voltage drop and increased complexity in low-loss applications.
How does the lack of detailed S-parameter data affect simulation accuracy when modeling the AFS4-02001800-50-LN in Keysight ADS?
Absent S-parameters force reliance on idealized models or extracted approximations based on gain, NF, and package dimensions. At 18 GHz, discrepancies in return loss or group delay prediction become significant, potentially leading to poor impedance match predictions or unexpected standing waves. Including measured or third-party calibrated data enhances fidelity for high-frequency designs.
What maintenance or recalibration interval is expected for the AFS4-02001800-50-LN in continuous-wave (CW) surveillance receivers after 10,000 hours of operation?
Under steady-state CW conditions, the module exhibits stable performance unless exposed to excessive temperature swings or voltage stress. Most solid-state amplifiers show minimal drift over 10,000 hours if operated within ratings. However, periodic verification using vector network analyzers is prudent in mission-critical systems to detect subtle changes in gain or phase response attributable to aging effects.

Parts with Similar Specifications

The three parts on the right have similar specifications to L3 Narda-MITEQ AFS4-02001800-50-LN

Product Attribute AFS4-02001800-45-20P-4-L-12V AFS4-02001800-45-0P-JS AFS4-02001800-45-10P-4 AFS4-02001800-75-10P-4-GS-AM
Part Number AFS4-02001800-45-20P-4-L-12V AFS4-02001800-45-0P-JS AFS4-02001800-45-10P-4 AFS4-02001800-75-10P-4-GS-AM
Manufacturer L3 Narda-MITEQ L3 Narda-MITEQ L3 Narda-MITEQ L3 Narda-MITEQ
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
P1dB - - - -
Frequency - - - -
Base Product Number - DAC34H84 MAX500 ADS62P42
Noise Figure - - - -
Series - - - -
RF Type - - - -
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Voltage - Supply - - - -
Current - Supply - - - -
Test Frequency - - - -
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Gain - - - -

AFS4-02001800-50-LN Datasheet PDF

Download AFS4-02001800-50-LN pdf datasheets and L3 Narda-MITEQ documentation for AFS4-02001800-50-LN - L3 Narda-MITEQ.

Datasheets
AFS/JS Series.pdf

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Customer Reviews

Evaluation: 10 Articles

  • Nikh***ech
    Aug 13, 2026

    Great low-power MCU for portable equipment. Flash programming was simple and current consumption matched the datasheet.

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    Aug 5, 2026

    Purchased this DSP controller for a motor control application. Stable processing performance and very good response under varying loads.

  • FPGA***dio
    Jul 30, 2026

    This FPGA handled our logic design without any surprises. Configuration completed quickly and timing met the project requirements.

  • Nord***mbedded
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    Reliable FPGA with predictable behavior. Configuration and testing went smoothly, making development faster than expected.

  • Arch***ct
    Jul 15, 2026

    Used this device in a communication signal processing board. Stable timing and no unexpected issues during implementation.

  • FPGA***lorer88
    Jul 7, 2026

    The FPGA works properly and all functions operate as expected. Documentation required some additional research, but overall it is a usable device for smaller signal processing projects.

  • Nath***oleman
    Jun 29, 2026

    Used this sensor component in an industrial automation setup. Detection accuracy was consistent and installation was straightforward.

  • Emil***rperTech
    Jun 23, 2026

    Works exactly as described. I used it as a USB-to-SPI bridge in a small MCU development project and communication was stable from the first setup.

  • Liam***terTech
    Jun 15, 2026

    Used this CPLD in a logic control project. Programming was straightforward and signal timing matched the design requirements.

  • Nath***rooks
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    Installed this power component in a converter board. Output remained stable under different load conditions and thermal performance was better than expected.

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Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
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New Zealand 5
Asia India 4
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Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
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L3 Narda-MITEQ

AFS4-02001800-50-LN

L3 Narda-MITEQ
98D-AFS4-02001800-50-LN

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