ARTICLES

LTE Band Designation Chart Download

LTE band definitionRFMW Ltd. announces the availability of a LTE band definition chart outlining frequency designations and bandwidths for LTE bands 1 through 44. Both uplink and downlink information is provided along with duplex spacing information. Applicable usage areas for each band are highlighted. If you’ve ever had confusion or questions regarding the multitude of LTE bands, this chart from RFMW provides a concise resource for your desktop or design bench.


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3-Stage GaN Amplifier: TGA2239

TGA2239RFMW Ltd. announces design and sales support for the Qorvo TGA2239 high power MMIC amplifier offering 35 W of saturated output power for Ku-band applications. The Qorvo TGA2239 operates over 13 to 15.5 GHz with power added efficiency of >32% and small signal gain of 29.5 dB. Processed using GaN on SiC technology, the TGA2239 draws 900 mA from a 22 V supply. Applications include Radar, data links and satellite communications.


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AEC-Q100 Qualified SPDT Switch: SKYA21001

SKYA21001RFMW Ltd. announces design and sales support for the SKYA21001, AEC-Q100 qualified SPDT switch. Covering a frequency range of 20 MHz to 3 GHz, the SKYA21001 s ideal for military communication systems. Low insertion loss of 0.3 dB improves system performance while low DC power consumption helps maintain battery life in portable systems.  Offered in a compact, 2.0 x 1.25 mm SC-70 package, this Skyworks switch is lead-free and RoHS compliant.


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Voltage-Controlled Variable Attenuators: SKY1223x Series

voltage-controlled variable attenuatorsRFMW Ltd. announces design and sales support for a series of voltage-controlled variable attenuators (VVAs) from Skyworks Solutions. The SKY1223x series of attenuators is suitable for applications such as repeaters, wireless backhaul and wireless infrastructure. The four attenuators in the series, SKY12232-21, SKY12233-11, SKY12235-11 and SKY12236-11, are optimized for low distortion and centered at 1.95, 2.60, 3.15 and 3.8GHz respectively.


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High Linearity, Ultra Low Noise Amplifier: SKY67103-396LF

SKY67103-396LFRFMW Ltd. announces design and sales support for a high linearity, active bias, ultra low noise amplifier from Skyworks Solutions. The SKY67103-396LF offers mid-band noise figure of 0.6 dB for receiver applications requiring the lowest possible noise figure yet highly linear performance over a broad frequency range. Covering 500 to 4000 MHz, the SKY67103-396LF provides typical OIP3 of 34 dBm at 3.6 GHz for improved receiver selectivity and sensitivity.


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7-Bit Digital Step Attenuator: PE43713

PE43713RFMW Ltd. announces design and sales support for Peregrine Semiconductor’s PE43713, a 7-bit digital step attenuator featuring “glitch-less” attenuation state transitions, 1.8 V control voltage support and extended operating temperature range to 105 degrees Celsius. These features, in addition to a bypass mode that improves spurious performance make the Peregrine PE43713 ideal for test and measurement applications.


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7-Bit Digital Step Attenuator: PE43711

PE43711RFMW Ltd. announces design and sales support for Peregrine Semiconductor’s PE43711, a 7-bit digital step attenuator capable of maintaining 0.25 dB monotonicity through 4 GHz. Operating to 6 GHz, the PE43711 offers 0.5 dB monotonicity through 5 GHz and 1 dB monotonicity through 6 GHz. Featuring “glitch-less” attenuation state transitions, the PE43711 is ideal for 3G/4G infrastructure, land mobile radio (LMR) and point-to-point communication systems.


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LDMOS Transistor: BLF2425M7LS-250P

BLF2425M7LS-250PRFMW Ltd. announces design and sales support for NXP’s BLF2425M7LS-250P. This highly efficient (51% drain efficiency) LDMOS transistor is internally matched for broadband performance from 2400 to 2500 MHz, supporting ISM (industrial, scientific and medical) applications. Featuring 15 dB of gain, the NXP BLF2425M7LS-250P runs off a 28 V supply.


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2-Way Splitter: MRFSP5725

RFMW Ltd. announces design and sales support for a 5 to 1200 MHz passive, 2-way splitter from MiniRF. The MRFSP5725 provides a low cost, highly reliable solution for broadband CATV designs. Characterized for use in 75 ohm circuits, the MRFSP5725 offers 28 dB of isolation with typical insertion loss of only 0.5 dB. Lead free and RoHs compliant, the MRFSP5725 comes in a surface mountable 0.15  x  0.15  x  0.115" package.


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