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VCO Demonstrates Low Phase Noise

October 21, 2008 7:58 am | Product Releases | Comments

Operating in a frequency range from 5,340 MHz to 5,390 MHZ, Crystek’s CVCO55CXT-5340-5390 VCO exhibits a typical phase noise of -102 dBc/Hz at 10 KHz offset. The 0.5” × 0.5” SMT component presents typical output power of 3 dBm, a control voltage range from 0.5 V to ~4.5 V, input voltage of 5 V, and maximum current consumption of 25 mA. The oscillator shows pulling and

LISTED UNDER: Passive & Discrete Devices

Resistor Demonstrates Industrial-Grade Absolute TCR

October 17, 2008 12:32 pm | Product Releases | Comments

Having a 25°C ref., Vishay Intertechnology’s VPR221Z Z-Foil resistor provides an industrial-grade absolute TCR of ±0.050 ppm/°C from 0°C to 60°C and ±0.200 ppm/°C from -55°C to 125°C. The component exhibits a power rating up to 8 W at 25°C per MIL-PRF-39009 (1.500 W in free air), a typical power coefficient ("DeltaR due to self heating") of ±4 ppm/W, and a tolerance of ±0.010%. The unit presents a 1 ns rise time without ringing, a load-life stability of ±0.005% (50 ppm) for 2,000 hours at

LISTED UNDER: Passive & Discrete Devices

Chip Resistors Exhibit High Power Dissipation

October 17, 2008 9:16 am | Product Releases | Comments

Coming in a 1225 chip size, TT electronics IRC’s SC-3 Series chip resistors function in a resistance range from 1 Ohm to 100 KOhm with power dissipation of 3 W at 70°C. The components offer a maximum voltage rating increase from 50 V to 100 V, absolute tolerances to ±1% with TCRs of ±100 ppm/°C, and operating temperatures from -55°C to 150°C. Applications include

LISTED UNDER: Passive & Discrete Devices
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VCO Features Wide Voltage Range

October 16, 2008 10:02 am | Product Releases | Comments

Operating from 3366 MHz to 3597 MHz, with a control voltage range of 0.1 V to 16 V, the CVCO55CC-3366-3597 VCO (Voltage Controlled Oscillator) from Crystek features a typical phase noise of -106 dBc/Hz @ 10 KHz offset. Output power is typically +5.0 dBm. Input voltage is 8 V, with a max current consumption of 40 mA. Pulling and Pushing are minimized to 3.00 MHz and 0.50 MHz/V

LISTED UNDER: Passive & Discrete Devices

Inductors Suit LAN Applications

October 15, 2008 6:05 am | Product Releases | Comments

Isolating and suppressing common-mode and differential-mode interference, Epcos’ AS249, AS247, and AS066 magnetic inductor modules perform in LAN applications, such as 10/100 Base-T, 1000 Base-T, and PoE. The components demonstrate insertion loss of -1 dB, return loss of -16 dB, crosstalk of -40 dB, and electrical isolation withstanding a breakdown voltage of

LISTED UNDER: Passive & Discrete Devices

Inductor Ranges Include Thru-hole Radial Lead

October 14, 2008 10:15 am | Murata Power Solutions Inc. | Product Releases | Comments

With thru-hole radial lead and low-profile surface-mount toroidal parts, surface mount & radial leaded inductor ranges from Murata Power Solutions include inductors for filtering noise in high current designs. The 1500 series is available with current ratings up to 16.2A IDC and inductance values that range from 1.0 µH to 1.0 mH

LISTED UNDER: Passive & Discrete Devices

Base Station Antenna Targets WiMAX

October 14, 2008 8:44 am | Product Releases | Comments

Operating across the 3.4 GHz to 3.7 GHz frequency band, Laird Technologies’ J34114V01-120N 3.5 GHz vertically-polarized 120° sector base station antenna complies with ETSI pattern specifications for WiMAX applications. The instrument’s maximum null fill below the horizon ensures

LISTED UNDER: Passive & Discrete Devices

TCXO Exhibits Tight Stability

October 13, 2008 6:52 am | Product Releases | Comments

Coming in a 2 mm × 2.50 mm × 0.46 mm package, Tellurian Technologies’ TT-VT6000 TCXO offers a stability of ±0.50 ppm over a temperature range from 0°C to 55°C. The component demonstrates current consumption of <2 mA and initial tolerance of ±0.50 ppm over supply voltages as low as 2.50 V. Applications include mobile wireless communications, dedicated

LISTED UNDER: Passive & Discrete Devices
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Ferrite Beads Come in EIA-0201 Size

October 10, 2008 8:20 am | Product Releases | Comments

Designed to reduce power circuit noise, Taiyo Yuden’s BKP0603 Series multilayer ferrite chip beads come in an EIA-0201 size (0.6 mm × 0.3 mm × 0.3 mm). The components presents impedances of 22 O and 33 O at 1 A. The beads perform in the DC/DC converters and power supply circuits in cell phones and portable battery-powered

LISTED UNDER: Passive & Discrete Devices

Coupling Chip Antenna Geared to Micro Communication Products

October 9, 2008 12:00 pm | Product Releases | Comments

Featuring sensitivity to environmental interference, the 5320 Coupling Chip Antenna from Yageo Corporation is intended for micro communication products, including Bluetooth headsets, smart phones, and others. Requiring 3 mm to 5 mm in clearance on motherboards, the antenna supports bandwidths of 2.4 GHz to 2.484 GHz, Bluetooth and IEEE 802.11 bgn applications

LISTED UNDER: Passive & Discrete Devices

DSA Offers Serial-Addressable Control Interface

October 9, 2008 9:14 am | Product Releases | Comments

Controlling up to 8 different attenuators using a common 3-wire interface bus, Peregrine Semiconductor's PE43703 7-bit UltraCMOS digital step attenuator (DSA) presents a serial-addressable control interface. The 5 mm × 5 mm × 0.85 mm 32-lead QFN-packaged device covers a 31.75 dB attenuation range in 0.25 dB, 0.50 dB, or

LISTED UNDER: Passive & Discrete Devices

Attenuators Demonstrate Four Attenuation Values

October 9, 2008 6:10 am | Product Releases | Comments

Measuring 0.125" × 0.250" × 0.015", State of the Art’s MTA1225 Series multi-tap attenuators offer standard attenuation values of 1 dB, 3 dB, 6 dB, and 10 dB on a single chip. VSWR for all 4 values is <1.500:1 with attenuation tolerance of ±0.500 dB or 10%, whichever is greater. The chips eliminate the use of multiple attenuator devices in attenuation switching

LISTED UNDER: Passive & Discrete Devices

Coupler Functions in GaN MMIC Devices

October 9, 2008 5:02 am | Product Releases | Comments

Covering the 1,000 MHz to 2,500 MHz frequency range, Innovative Power Products’ Model IPP-4011 transforming 90º hybrid coupler combines 2 signals of up to 300 W CW total output power in GaN MMIC devices with 25 O input and output impedances. The 2.20” × 0.80” × 0.23” drop-in style-packaged device offers 2 ports at 50 O impedance and

LISTED UNDER: Passive & Discrete Devices

Patch Antenna Receives/Transmits Two Different Frequency Bands in a Single Element

October 8, 2008 9:40 am | Product Releases | Comments

Spectrum Control designed a single element patch antenna that can receive and/or transmit two frequency bands in one 45 mm package, offering a space and cost savings compared to using two, single frequency patch antennas. These patch antennas were developed for GPS (global positioning systems) using either Globalstar: telephone and low-speed data communications or Iridium: worldwide voice and data communications using handheld

LISTED UNDER: Passive & Discrete Devices

Clamp Filters for Electromagnetic Noise Countermeasures in Automotive Applications

October 8, 2008 9:29 am | Product Releases | Comments

TDK Corporation announced the development and mass production of its ZCAT08V-BK and ZCAT12V-BK automotive clamp filters for use as a countermeasure against the effects of electromagnetic noise on the cables that link the various onboard electronic control units that are used applications such as antilock braking systems and electric power

LISTED UNDER: Passive & Discrete Devices

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