Skyworks RF Amplifier Distributor | LNA and Gain Blocks
Genuine Skyworks low-noise amplifiers and cascadable gain blocks for receiver and general-purpose RF signal chains.
Skyworks RF Amplifiers & LNA Overview
BeiLuo supplies genuine Skyworks RF amplifiers, the low-noise amplifiers and gain blocks that set the noise floor and gain of a receiver or signal chain. A low-noise amplifier is placed at the front of a receive path to amplify a weak signal while adding as little noise as possible, so its noise figure and gain directly determine the sensitivity of the whole radio. Skyworks offers ultra-low-noise amplifiers with sub-1 dB noise figures for demanding receivers, and matched LNAs for Wi-Fi and GPS bands where integration and board space matter. For general-purpose signal chains, cascadable gain blocks provide flat broadband gain in a small package and can be cascaded to build up gain without redesigning the matching network. These parts are used across wireless infrastructure, test equipment, instrumentation and consumer radios, and their broadband response makes them easy to drop into a design. Because the amplifier is often the first active device in the chain, layout and grounding matter, and our FAE team supports matching, biasing and stability checks. Choosing among these amplifiers is a trade-off between noise figure, gain, bandwidth and current, and the right part depends on where it sits in the signal chain and how much sensitivity the system needs. Every device BeiLuo ships is factory-traceable and includes an import declaration, a certificate of origin and a RoHS compliance file.
Skyworks RF Amplifiers & LNA Product Range
In-stock RF Amplifier series available now, each with import documentation and FAE support. Click a model for full specifications and purchase information.
| Model | Type | Frequency | Gain | Supply | Package |
|---|---|---|---|---|---|
| SKY65017-70LF | Cascadable gain block | 0.1 to 6.0 GHz | 20 dB @ 2 GHz | 4.5 to 6.0 V | SOT-89 |
| SKY65981-11 | Low-noise amplifier | 4.9 to 5.9 GHz | 11 to 13 dB | 2.8 to 3.6 V | QFN 1.5 x 1.5 mm |
Frequently Asked Questions
How important is noise figure for an LNA?
In a receive chain, the noise figure of the first amplifier dominates the overall sensitivity, because every later stage's noise is divided by the gain that precedes it.
Choosing a low-noise first stage is the cheapest way to improve receiver range.
When should I use a gain block instead of an LNA?
Use a gain block when you need flat broadband gain and noise figure is not the priority, such as a general-purpose signal chain or an intermediate stage.
Use a low-noise amplifier when the part is first in the receive chain and sensitivity matters.
What layout care do these amplifiers need?
Keep the RF path short and impedance-controlled, provide solid grounding and decoupling close to the device, and verify stability with the source and load impedances of your board.
Our FAE team reviews matching and layout during design-in.
Documentation
Need a quote or samples?
Request pricing, samples or technical consultation for Skyworks RF Amplifiers & LNA products. Our FAE team responds within one business day.
Download Catalog and Guides Request Sample or Quote Technical Consultation