HMC8191LC4TR-R5 Overview
The HMC8191LC4TR-R5 is a high-performance, wideband GaAs MMIC voltage variable attenuator designed for precise RF signal control from 10 MHz to 6 GHz. This device offers excellent linearity and low insertion loss, making it ideal for sensitive signal chain applications requiring fine attenuation control. Packaged in a RoHS-compliant 4-lead hermetic LCC, it supports surface-mount assembly and is optimized for high-reliability environments. Its low power consumption and wide dynamic range enable efficient integration in demanding RF and microwave systems. Available from IC Manufacturer, it is a preferred solution for engineers and sourcing specialists seeking robust and accurate attenuator components.
HMC8191LC4TR-R5 Technical Specifications
| Parameter | Specification |
|---|---|
| Frequency Range | 10 MHz to 6 GHz |
| Attenuation Range | 0 to 31.5 dB in 0.5 dB steps |
| Insertion Loss (Typical) | 3.0 dB at 2 GHz |
| Input Return Loss | 12 dB minimum (typical at 2 GHz) |
| Output Return Loss | 12 dB minimum (typical at 2 GHz) |
| Control Voltage | 0 to 12 V (linear attenuation control) |
| Power Handling (CW) | +30 dBm typical |
| Package | 4-lead hermetic LCC, surface mount |
HMC8191LC4TR-R5 Key Features
- Wide Frequency Coverage: Provides consistent attenuation control across 10 MHz to 6 GHz, enabling versatile use in broadband RF systems.
- Fine Attenuation Steps: 0.5 dB increments allow for precise signal level adjustments, critical for calibration and testing applications.
- Low Insertion Loss: Minimizes signal degradation, preserving signal integrity in sensitive receiver or transmitter chains.
- High Power Handling: Supports continuous wave power levels up to +30 dBm, suitable for robust RF front-end applications.
- Hermetic Packaging: Ensures long-term reliability in harsh or high-reliability environments, supporting aerospace and defense applications.
- Linear Voltage Control: Simplifies integration with control circuits, providing smooth and predictable attenuation adjustment.
HMC8191LC4TR-R5 Advantages vs Typical Alternatives
This voltage variable attenuator stands out with its low insertion loss and fine attenuation resolution compared to typical alternatives. Its wide frequency range and high power handling enhance its versatility across diverse RF applications. Additionally, the hermetic LCC packaging provides superior environmental protection and reliability, making it a preferred choice over plastic-packaged attenuators in demanding industrial and defense systems.
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Typical Applications
- RF Signal Level Control: Ideal for calibration and gain adjustment in broadband communication systems and test equipment requiring precise attenuation.
- Wireless Infrastructure: Enables dynamic power adjustment in base stations and repeaters for optimal signal quality and efficiency.
- Radar Systems: Supports sensitive front-end signal conditioning and automatic gain control in radar transceivers.
- Military and Aerospace: Suitable for high-reliability environments requiring robust, hermetically sealed RF components.
HMC8191LC4TR-R5 Brand Info
The HMC8191LC4TR-R5 is a product from a renowned supplier specializing in GaAs MMIC components for RF and microwave applications. This device exemplifies the brand’s commitment to delivering high-precision, reliable, and industry-compliant solutions tailored for demanding electronic systems. Known for innovation in semiconductor technology, the brand supports engineers and sourcing professionals with technical resources and quality assurance to meet stringent application requirements.
FAQ
What is the typical insertion loss of this attenuator?
The typical insertion loss is approximately 3.0 dB at 2 GHz, which helps maintain signal integrity while providing adjustable attenuation across the operating frequency range.
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