Author: RFMW

RFMW, Ltd. announces design and sales support for a 2-stage, high gain, low noise amplifier from Skyworks Solutions. The SKY67161-306LF provides 35-45dB of gain with a noise figure of only 0.3dB. Operating from 600 to 1100MHz, the Skyworks SKY67161-306LF’s active bias design enables high linearity coupled with unconditional stability for cellular infrastructure, repeaters and small cell applications. Gain is easily controlled with inter-stage matching to achieve desired gain with minimal impact to the device NF and linearity. Output P1dB is 24.5dBm from a 5V supply drawing 160mA. The Skyworks SKY67161-306LF is available in a 4x4x0.9mm QFN package.

RFMW, Ltd. announces design and sales support for TriQuint Semiconductor’s TQM8M9079 variable gain amplifier (VGA) with a 2200MHz instantaneous band width. Covering 500 to 2700MHz, the TQM8M9079 combines two gain blocks with a voltage variable attenuator (VVA) to provide 38dB of gain with 30dB gain variation range. The TriQuint TQM8M9079 draws 95mA of current from a 5V supply to provide 16dBm P1dB. Ideal for L-band radio, IF gain control in PTP systems or repeaters, the TQM8M9079 is housed in a compact, 5x5mm QFN package.

RFMW, Ltd. announces application and sales support for the Telemakus, LLC TEA13000-12 USB Controlled Digital Attenuator. The TEA13000-12 is used in bench top test or ATE applications and spans a frequency range of 100MHz to 13GHz.  With 30dB of dynamic range, multiple attenuators can be ganged together to provide up to 90dB of attenuation with 16-bit control resolution. Telemakus USB controlled test devices are the smallest and least expensive USB controlled test devices on the market exhibiting this level of performance. The TEA13000-12 offers a typical insertion loss of only 2dB and uses 150mA from a standard USB 2.0 interface.…

RFMW, Ltd. announces design and sales support for IXYS RF model IXRFD631, a high-current CMOS gate driver specifically designed to drive MOSFETs in Class D and E HF RF applications as well as other applications requiring ultrafast rise and fall times or short minimum pulse widths. The IXYS RF IXRFD631 employs a Kelvin ground connection on the input allowing the use of a common mode choke to avoid ground bounce problems. Capable of sinking 30 amps of peak current, the IXRFD631 can produce voltage rise and fall times of less than 4 ns and minimum pulse widths of 8 ns.…

RFMW, Ltd. announces design and sales support for TriQuint Semiconductor’s TGF2120, a discrete 1200-Micron GaAs pHEMT FET. Available in a 0.41 x 0.54 x 0.10mm chip suitable for eutectic die attach, the TGF2120  is constructed without via holes thereby allowing for self-biasing and eliminating the need for a negative supply voltage. The TGF2120 was designed using TriQuint’s proven 0.25um pHEMT process which optimizes power and efficiency at high drain bias operating conditions. The TriQuint TGF2120 provides 31dBm P1dB with 11dB associated gain and power added efficiency (PAE) of 57%. A silicon nitride, protective overcoat layer provides a level of environmental…

RFMW RFMW, Ltd. announces design and sales support for two new Peregrine Semiconductor SP5T switches targeting T/R and filter-band switching in Land Mobile Radio (LMR) and Military radio applications where high power handling (17W) is required. Both the PE42850 and PE42851 feature low power consumption of 130 microamperes which helps to extend battery life in mobile applications. The Peregrine PE42851 covers the frequency range of 100 to 1000 MHz while the PE42850 extends the low end frequency to 30 MHz. Both Peregrine switches feature a low, mid-band insertion loss of 0.25 dB, thereby reducing signal attenuation and resulting in less…

RFMW, Ltd. provides access to a video overview of the Telemakus, LLC series of USB Controlled Digital Attenuators. Using the TEA4000-7 as an example, the video steps through the functionality of the device by using its built-in GUI. The TEA4000-7 is a laboratory-quality, 7-bit Digital Attenuator with 31.75dB range in 0.25dB steps. The attenuator is fully terminated at all ports with a return loss better than 20dB from 50MHz to 4GHz. The Telemakus TEA4000-7 is among the smallest USB controlled microwave attenuators available on the market. An SMA male connector at port 1 and female connector at port 2 allow…

RFMW , Ltd. announces design and sales support for two new broad band, high-performance switches from Peregrine Semiconductor. Targeting the test and measurement market, the PE42520 and PE42521 SPDT switches offer performance to 13GHz at a 36dBm power rating. The resulting input IP3 (IIP3) is 66dBm while IIP2 is 115 dBm. Insertion loss measures 0.7dB at 7.5GHz while isolation is >41dB. Both devices have low gate lag, a key feature for test and measurement applications. The Peregrine PE42520 supports frequencies down to 9 KHz, while the PE42521 is a fast-switching variant that operates down to 100 MHz. Both Peregrine switches…

The IXRFD630 from IXYS RF. This highspeed,high-current CMOS gate driver is specifically designed to drive MOSFETs in Class D and E HF RF applications as well as other applications requiring ultrafast rise and fall times or short minimum pulse widths. The IXYS IXRFD630 can source and sink 30 A of peak current while producing voltage rise and fall times of less than 4 ns and minimum pulse widths of 8 ns. The driver input is compatible with TTL or CMOS and is fully immune to latch up over the entire operating range. Designed with small internal delays, cross conduction or…

RFMW, Ltd. announces design and sales support for Skyworks SKY12213-478LF, a single-pole, single-throw (SPST) switch capable of handling up to 150W of RF energy. The SKY12213-478LF spans the frequency range of 500 to 6000MHz with a typical isolation of 23dB. Based on silicon, PIN diode technology, the SKY12213-478LF is controlled with a single positive power supply  and draws minimal current yet insertion loss remains low at approximately 0.5dB mid band. Housed in a 4x4mm QFN package, the SKY12213-478LF is suitable for failsafe switching in LTE TDD base stations or LMR and military communications systems where a high power series diode…