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External Wireless Antenna Offers Seven Frequency Ranges

July 8, 2008 8:06 am | Product Releases | Comments

Offering seven frequency ranges, the Heptaband External Wireless Antenna from Laird Technologies, exhibits radio transmissions while supporting seven bands in one profile. The antenna bands operate simultaneously, providing operation across

LISTED UNDER: Passive & Discrete Devices

Power MOSFETs Offer High Current Density

June 28, 2008 4:34 am | International Rectifier | Product Releases | Comments

With a footprint 40% smaller than a standard SO-8 and a height of 0.7 mm, a family of 30-V DirectFET MOSFETs enable a smaller footprint and higher power density in synchronous buck converter designs. The IRF6724M, IRF6725M, IRF6726M, and IRF6727M have a common MT and MX footprint as previous generation devices

LISTED UNDER: Passive & Discrete Devices

Resistor is Rated to 550 kO

June 25, 2008 5:47 am | Product Releases | Comments

Having a resistance range from 0.01 O to 550 kO, Vishay Intertechnology’s D2TO35 35-W thick film power resistor has a thermal resistance of 4.28°C/W junction-to-case at 25°C. The tinned-copper connections for the device support soldering temperatures at +270°C and are specified for operation in a temperature range from -55°C to +175°C. The RoHS-compliant resistor features a standard temperature coefficient of

LISTED UNDER: Passive & Discrete Devices
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Bipolar Gate Drivers Enable Faster Switching

June 23, 2008 10:58 am | Product Releases | Comments

Enabling faster charging and discharging of gate capacitances than gate driver ICs, the ZXGD3000 Series of non-inverting bipolar gate drivers have propagation delays of less than 2 ns and rise/fall times of approximately 10 ns. Provided in a 6-lead SOT23 package, the devices have independent source and sink output pins and

LISTED UNDER: Passive & Discrete Devices

Inductors Target Military Applications

June 19, 2008 7:13 am | Product Releases | Comments

Complying with QPL MIL-PRF-83446 (31, -32, and -33) standards, Gowanda’s MLRF3013 Series inductors target RF electronic applications in the military, aerospace, and defense communities. The phenolic-, iron-, or ferrite-cored devices are appropriate for communications applications including

LISTED UNDER: Passive & Discrete Devices

Inductors Work at Temperatures up to 105ºC

June 18, 2008 10:39 am | Product Releases | Comments

Working at temperatures up to 105°C, Grupo Premo’s Power Q12 Series power inductor offers a current range up to 25 A. The 12- × 12- × 10-mm SMT-packaged devices can handle 16 Arms and 2.5 µH

LISTED UNDER: Passive & Discrete Devices

Amplifier Covers Frequency up to 6 GHz

June 18, 2008 7:51 am | Product Releases | Comments

Having a frequency range from 100 MHz to 6 GHz, Crystek’s CRBAMP-100-6000 general-purpose connectorized amplifier consumes 60 mA from a 5V power supply. The RedBox device has a small signal gain of 18 dB with an output power of 17 dBm and typical noise figure of 3.50 dB with

LISTED UNDER: Passive & Discrete Devices

Analog Multiplexers and Switches Help in Precision Instrumentation

June 10, 2008 8:13 am | Product Releases | Comments

Intended for use in precision instrumentation, Vishay Intertechnology’s DG-series of analog multiplexers and switches have leakage currents ranging from 0.25 to 5 nA. Provided in a leadless 1.80 x 2.60-mm

LISTED UNDER: Passive & Discrete Devices
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SMT Oscillator Introduced as World’s Smallest

June 9, 2008 8:58 am | Product Releases | Comments

Measuring 0.380” × 0.380” × 0.220”, voltage-controlled oscillator is presented as the smallest such device of its type. Operating from 3,660 to 3,700 MHz at a tuning voltage range from 0.300 to 4.7000 VDC, the device has an output power of +4.000 dBm (typ.) for a 50-O load with a supply of +5.000 VDC. With a typical consumption of 30 mA, the SMT oscillator has pushing and pulling levels

LISTED UNDER: Passive & Discrete Devices

GaN HEMTs Target WiMAX Applications

June 5, 2008 8:48 am | Product Releases | Comments

Presented as the first such devices of their type, the 15- and 30-W CGH55015F and CGH55030F gallium nitride (GaN) HEMT transistors from Cree are intended for use in WiMAX applications covering the 4.9 to 5.8 GHz frequency band. Providing a four-fold increase in efficiency

LISTED UNDER: Passive & Discrete Devices | RF & Microwave/Communications

Crystal Oscillators Offer Timing Support

June 3, 2008 5:01 am | Product Releases | Comments

Generating timing support for advanced wireless and microwave systems and portable electronics, Bliley Technologies’ C-Series crystal oscillators (XOs) have a tri-state enable/disable function with stabilities as low as +/- 25 ppm (-10 to +60C temperature range).  The RoHS compliant, hermetically sealed, ceramic SMT devices range from 2.5 x 2.0 mm to 7.0 x 5.0 mm in size and from 1.0 to 700 MHz in frequency

LISTED UNDER: Passive & Discrete Devices

First SiC Switching Power Bipolar Junction Transistor Announced

May 30, 2008 12:26 pm | Product Releases | Comments

Presented as the first such device of its type, the BitSiC0620 from TranSiC is a silicon carbide (SiC) 20-A, 600-V, switching power bipolar junction transistor (BJT). The “normally off” device has a collector-emitter saturation voltage that enables a reduction of more than 60% in on-state power losses

LISTED UNDER: Passive & Discrete Devices

Audio Resistor Reduces Signal Distortion

May 30, 2008 7:30 am | Product Releases | Comments

Designed to provide increased clarity in audio circuits, the Z-Foil audio resistor from Vishay provides a typical TCR of ±0.2 ppm/°C from -55°C to +125°C (+25°C ref.), a PCR ("?R due to self heating") of 5 ppm at rated power, an absolute tolerance of 0.01%, and a current noise of less than -40 dB. Using an encapsulation- and molding-free configuration, the "naked Z-foil" resistor has

LISTED UNDER: Passive & Discrete Devices

Dynamic Braking Resistors Withstand High Temperatures

May 30, 2008 5:27 am | Product Releases | Comments

Able to withstand temperatures to 400°C, IRC's WDBR Series of thick-film planar dynamic braking resistors on insulated stainless steel substrates replace bulky wirewound devices. The fireproof devices are available in resistance ranges from 12 to 150 O with tolerance to ±10% with

LISTED UNDER: Passive & Discrete Devices

Mini 6-W Switchmode Transformers Target Mil/Aero Applications

May 23, 2008 7:09 am | Product Releases | Comments

Designed and built to meet the ruggedized requirements of MIL-PRF-27 for high-reliability aerospace and military systems, Beta Transformer's EE12.7 switchmode transformer can deliver 6 W at 100 kHz. Measuring 0.215” × 0.55” × 0.66”, the device is also available with custom electrical specifications.

LISTED UNDER: Passive & Discrete Devices

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