Double-layer Capacitors Tout Values up to 3000 F

March 19, 2009 6:34 am | Product Releases | Comments

Double Layer Capacitors with capacitances up to 3000 F developed by WIMA are suitable for energy storage where charge or discharge of high loads at a short time is needed. They are available as WIMA SuperCap C with cylindrical case or as WIMA SuperCap R with rectangular case. These capacitors are cascaded to

LISTED UNDER: Passive & Discrete Devices

N-Channel MOSFETs Withstand 2kV ESD

March 17, 2009 6:27 am | Product Releases | Comments

Incorporating two isolated 50-V, 280-mA MOSFETs, the CMLDM7003 from Central Semiconductor has built-in 2-kV ESD protection. Additional features of the SOT-563-packaged device include transient voltage suppressors across the source and gate of each device as an added protection against high voltage transients.

LISTED UNDER: Passive & Discrete Devices

PTC Inrush Current Limiters Feature Heat Capacity of 2.3 J/K

March 13, 2009 9:40 am | Product Releases | Comments

Additions to the B5910XJ* family of PTC inrush current limiters for power supplies from EPCOS have increased heat capacity from 2 J/K to 2.3 J/K. The PTCs are designed for voltages of 260 V, 440 V, and 560 V with rated resistances of 22 ?, 56 O, and 100 O. Six types of leaded PTC inrush current limiters with heat capacities of between

LISTED UNDER: Passive & Discrete Devices

TCXO Targets Defense/Aerospace Applications

March 10, 2009 6:20 am | Product Releases | Comments

Performing at up to 100 MHz, Vectron’s TX-600 temperature controlled crystal oscillator (TCXO) is designed to meet the timing specifications required by today’s radio, GPS telemetry, and Stratum 3 applications over the full range of military-specified environmental conditions. The 7-mm × 9-mm SMT component exhibits shock survivability at

LISTED UNDER: Passive & Discrete Devices

Current-Compensated Chokes Address 230-VAC Mains Filters

March 9, 2009 7:08 am | Product Releases | Comments

Offering toroidal core and sector winding, Wurth Electronics Midcom’s WE-LF SMD current-compensated powerline chokes are suitable for 230-VAC mains filters in SMPS and power electronics applications. The 18.5-mm × 23.3-mm × 11.5-mm devices exhibit reflow solderability, rated currents from 0.3 A to 4 A, and

LISTED UNDER: Passive & Discrete Devices

Tyco Shares Could Continue to Slide

March 6, 2009 5:05 am | Product Releases | Comments

Tyco Electronics shares could continue its steep slide because of its exposure to the troubled auto industry, an analyst said Friday. Analyst Brian J. White of Collins Stewart said in a note to investors he believes Tyco Electronics, which makes electronic components, undersea telecommunications systems, and wireless equipment, could slide another

LISTED UNDER: Passive & Discrete Devices

Photocouplers Demonstrate High Isolation Voltage

March 5, 2009 8:45 am | Product Releases | Comments

Coming in a 4.55-mm × 3.70-mm × 2.10-mm SO6 package, Toshiba America Electronic Components’ TLP109 and TLP116A SMT photocouplers exhibit a min. isolation voltage of 3,750 Vrms. The 30-V (max.), 1-Mbps, open-collector output TLP109 has max. propagation delay of 0.8 µs, typ. common-mode transient immunity of ±10 kV/us, and operating temperatures from -55°C to 100°C. The 6-V (max.), 20-Mbps, totem-pole output

LISTED UNDER: Passive & Discrete Devices

EMI Filters Target Multimedia Wireless Handsets

March 5, 2009 7:56 am | Product Releases | Comments

Based on Praetorian III LC-based filtering technology, California Micro Devices’ CM1693 family of EMI filters address handset designs based upon 4G LTE-based processors. The units exhibit typ. roll off frequencies at 300 MHz, broad stop band starting in the 700-MHz band up to 6 GHz; ESD protection up to ±18 kV contact discharge, rise/fall times of

LISTED UNDER: Passive & Discrete Devices

GPS-Grade TCXOs Exhibit Enable/Disable Function

March 4, 2009 5:06 am | Product Releases | Comments

Performing in wrist and pocket GPS devices; mobile phones and PDAs incorporating GPS functions; in-car navigation, vehicle tracking, and emergency road support systems, NDK’s NT2016SB Series temperature compensated crystal oscillators (TCXOs) have an enable/disable function to allow the deactivation of the

LISTED UNDER: Passive & Discrete Devices

Spread Spectrum Oscillator Reduces Electromagnetic Emissions

March 3, 2009 7:15 am | Product Releases | Comments

Said to typically consume one-third the power of comparable quartz-based solutions, SiTime’s SiT9003 spread spectrum oscillator reduces electromagnetic emissions by up to 12 dB. The 2.5-mm × 2-mm unit can be programmed for frequencies between 1 MHz and 110 MHz; operating voltages of 1.8 V, 2.5 V, 2.8 V, or

LISTED UNDER: Passive & Discrete Devices

One-Volt Oscillators Provide Low Current Consumption Across Full Frequency Range

March 2, 2009 10:47 am | Product Releases | Comments

Fox Electronics' 1-V F200 Series oscillators come in a 2.5 mm × 2.0 mm package and feature a standby function that reduces the oscillator's current consumption to 5 µA for efficient power use. The F200's low current draw of 2.5 mA across the 1.8 MHz to 32 MHz frequency range and 3.5 mA from 32.1 MHz to 50.0 MHz makes the oscillator series appropriate for

LISTED UNDER: Passive & Discrete Devices

Oscillators Include Frequency Stability Down to ± 0.5 ppm

February 27, 2009 7:59 am | Product Releases | Comments

The JT22G and JT32G, from Jauch, are temperature-compensated oscillators with a frequency stability down to ±0.5 ppm. The oscillators have a standard operating temperature range from -20°C to 70°C and an extended operating temperature range from -30°C to 85°C. Other features include typical frequencies of

LISTED UNDER: Passive & Discrete Devices

Nanocrystalline Cores Used as Common Mode Chokes

February 26, 2009 12:42 pm | Product Releases | Comments

Magnetec Cool Blue nanocrystalline cores from MH&W International are intended for use as common mode chokes. The cores provide a range of permeability of 25,000-90,000 at 10 KHz, and a saturation flux density of 1,200 mT. The smallest core for high power motor applications has an outside diameter of 63 mm and inside diameter of 50 mm. The largest core has a 500 mm OD and 450 mm ID

LISTED UNDER: Passive & Discrete Devices

Low-Profile SCRs Target Tight Spaces

February 26, 2009 5:53 am | Product Releases | Comments

With overall package dimensions of 2.1 mm x 3.1 mm x 1.0 mm, the CTLS5064-M532 and CTLS5064R-M532 SCR devices come in an SMT TLM532 case. Key electrical characteristics include a 0.8-V gate threshold voltage, a 200-µA gate threshold current, and an on-state switching speed of 2.8 µs.

LISTED UNDER: Passive & Discrete Devices

VCO Operates at 1,700 MHz

February 25, 2009 7:14 am | Product Releases | Comments

Exhibiting typ. phase noise of -120 dBc/Hz at 10-KHz offset, Crystek's CVCO55CC-1700-1700 VCO functions at 1,700 MHz with a control voltage range from 0.3 V to ~4.7 V. The 0.5” × 0.5” SMT component offers typ. output power of 2.5 dBm, input voltage of 5 V, max. current consumption of 25 mA, and typ. second

LISTED UNDER: Passive & Discrete Devices


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