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Filters Cut Cellular Noise in Music Phones

January 13, 2009 4:45 am | Stmicroelectronics | Product Releases | Comments

Occupying 0.89 mm × 1.26 mm of handset PC-board space, STMicroelectronics’ EMIF02-SPK02F2 audo EMI filters target the built-in speaker or stereo headset output found in music phones. A single component can be connected to the microphone input to isolate the handset from external sources of noise, such as other cell phones. The devices use a double-clamping structure to clamp an ESD spike to 12 V for meeting

LISTED UNDER: Passive & Discrete Devices

Low-Profile Inductor Operates up to 1 MHz

January 12, 2009 10:07 am | Product Releases | Comments

Provided in versions with an inductance range from 0.10 µH to 22 µH, the IHLP family of inductors from Vishay Intertechnology can operate at a maximum frequency of up to 1 MHz. additional features include a saturation current range from 1.7 A to 25 A, a typical DCR from 2.6 mOhm to 250 mOhm, and a maximum DCR from 2.9 mOhm to 260.0 mOhm.

LISTED UNDER: Passive & Discrete Devices

CV Capacitors Protect Against Thermal and Mechanical Stress

January 9, 2009 8:27 am | Product Releases | Comments

Protecting against thermal and mechanical stress, the MH Series of high CV ceramic capacitors from AVX has non-polar construction. Lead-free and RoHS-compliant, the series is rated at up to 100V with a maximum capacitance of 22 µF. The operating temperature is -55°C to +125°C. Applications include, input /output capacitors for industrial and telecoms applications, smoothing circuits, HID, and automotive high CV applications previously impossible due to case size limitations

LISTED UNDER: Passive & Discrete Devices
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MLCCs Protect Against Thermal and Mechanical Stress

January 9, 2009 4:41 am | Avx Corporation | Product Releases | Comments

Made with non-polar construction, AVX Corporation's MH Series multilayer ceramic capacitors (MLCCs) provide protection against thermal and mechanical stress. The RoHS-compliant devices are rated at up to 100 V with a max. capacitance of 22 µF and an operating temperature range from -55°C to 125°C. The Pb-free components perform as input/output capacitors for industrial and telecom applications, smoothing circuits, HID, and

LISTED UNDER: Passive & Discrete Devices

Storage Chokes Serve Renewable Energy Sector

January 8, 2009 4:50 am | Product Releases | Comments

Obtaining an efficiency of ~99%, Premo EMC’s AIC Series single- and 3-phase storage chokes are designed to operate in inverter applications in the renewable energy sector. The devices exhibit an operation frequency from 2.5 KVA to 100 KVA, operating frequency of up to 25 KHz, and inductances from 250 mH to 6 mH. The 250- and

LISTED UNDER: Passive & Discrete Devices

R-C Protection Devices Target 3G Handset LCD Interfaces

January 7, 2009 5:37 am | Product Releases | Comments

Operating in frequencies from 1.8 GHz to 2.5 GHz, Semtech’s EClamp237xK family resistor-capacitor (R-C) protection devices serve high-resolution color LCD interfaces in GSM- and CDMA-based 3G handsets. The RoHS- and WEEE-compliant units exhibit a C(in) value of 20 pF, series resistance of 100 Ohm, and min. attenuation of

LISTED UNDER: Passive & Discrete Devices

Coaxial Isolator Handles 50 W

January 6, 2009 6:20 am | Product Releases | Comments

Including SMA female connectors, Raditek’s RADI-3.6-4.2-S3-30WR-c 3.60-GHz to 4.20-GHz coaxial isolator is capable of handling 50 W of forward and reverse power. The device demonstrates insertion loss of 0.40 dB, isolation of 20 dB, and VSWR of 1.25:1 in a temperature range from 0°C to 60°C. The coaxial isolator measures

LISTED UNDER: Passive & Discrete Devices

Capacitor Series Features Large Current Discharge

January 5, 2009 1:36 pm | Product Releases | Comments

Featuring large current discharge ranging from 3.3 V to 0 V, the XH311HG capacitor series from Seiko Instruments comes in a 3.8 mm x 1.1 mm package. The series is Pb-free reflowable, and has 0.02-F Capacitance. The capacitors are RoHS compliant. Intended application is as backup energy for real-time clocks (RTC) and SRAM in

LISTED UNDER: Passive & Discrete Devices
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ESD Protection Arrays Offer Low Capacitance and Leakage Current

January 5, 2009 5:48 am | Product Releases | Comments

Protecting high-speed data lines against transient voltage signals, Vishay Intertechnology’s 2-line VBUS052CD-FAH and 4-line VIS054CD-FHI ESD protection arrays exhibit a load capacitance of 0.8 pF and max. leakage current of <1 µA at a working voltage of 5 V. The 0.6-mm high components present a typ. breakthrough voltage of

LISTED UNDER: Passive & Discrete Devices

VCO Operates From 2,770 to 2,920 MHz

December 31, 2008 7:58 am | Product Releases | Comments

With a typical phase noise of -106 dBc/Hz @ 10KHz offset, the Crystek CVCO55CC-2770-2920 VCO (Voltage Controlled Oscillator) operates from 2,770 MHz to 2,920 MHz with a control voltage range of 0.5 V to 4.5 V. Output power is typically +4 dBm.

LISTED UNDER: Passive & Discrete Devices

Reactive Splitters Perform to 2.7 GHz

December 24, 2008 4:42 am | Product Releases | Comments

Suiting in-building or tower top systems, MECA Electronics’ R Series reactive splitters operate across all wireless bands from 0.8 to 2.7 GHz. The components exhibit unobstructed access to connector ports for coaxial cables with no additional mounting hardware. The devices offer two-way and three-way, 7/16 DIN, Type-N, and

LISTED UNDER: Passive & Discrete Devices

TCXO Demonstrates Tight Stability

December 23, 2008 4:29 am | Product Releases | Comments

Functioning over a frequency range from 50 MHz to 120 MHz, Tellurian Technologies’ TT2200 TCXO exhibits an overall frequency stability of ±4.6 ppm and stability of ±0.5 ppm over an operating temperature range from -40°C to 85°C. The 20-mm × 13-mm × 5.7-mm component presents a CMOS output waveform, an input

LISTED UNDER: Passive & Discrete Devices

HCMOS Oscillators Operate Over Wide Frequency Range

December 22, 2008 7:01 am | Product Releases | Comments

Exhibiting a footprint of 2.5 mm × 2 mm, Fox Electronics’ F210 Series 1.8-V HCMOS oscillators demonstrate input currents from 2.5 mA to 5 mA across a frequency range from 0.75 MHz to 50 MHz. The devices offer current consumption of 10 mA and stabilities from ±25 ppm to ±100 ppm across an operating temperature range from

LISTED UNDER: Passive & Discrete Devices

Dual-Phase Coupled Inductor Suits Notebook Computers

December 19, 2008 5:46 am | Product Releases | Comments

Designed to support Volterra’s VT1300 multi-phase voltage regulator, Pulse’s PA2143 dual-phase coupled inductor operates in notebook computers. Each phase is rated for 30 A and exhibits min. equivalent transient inductance (Lk) of 50 nH, min. magnetizing inductance (Lm) of 160 nH, and max. DCR of 0.28 mOhm. The 11.8-mm ×

LISTED UNDER: Passive & Discrete Devices

VCOs Deliver up to 9 dBm

December 18, 2008 6:42 am | Product Releases | Comments

Providing output power of up to 9 dBm, two SMT MMIC VCOs from Hittite Microwave Corporation are for point-to-point, point-to-multipoint, VSAT, military and test equipment applications in the frequency range, 20.9 GHZ to 26.8 GHz. With SSB phase noise of -95 dBc/Hz @ 100 kHz offset, the HMC738LP4(E) accepts a tuning voltage

LISTED UNDER: Passive & Discrete Devices

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