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Vishay Intertechnology to exhibit at APEC 2015
At APEC 2015, Vishay Intertechnology will be highlighting its latest power MOSFET, passive component and diode technologies for a wide range of applications.
APEC to host “wide bandgap semiconductors in power electronics” debate
GaN Systems is participating in what promises to be a lively debate on one of the hottest topics at APEC 2015. Wide Bandgap Semiconductor devices in Power Electronics – Who, What, Where, When and Why?will be hosted and led by Kevin Parmeter, Vice President of Applications, Excelsys, and will see panellists from device manufacturers joining power electronics design engineers to air their views.
Ambient light & proximity sensor saves battery power
Integrating an IR emitter, photo detectors for proximity and ambient light, a signal processing IC and a 16-bit ADC, the VCNL4040 has been introduced by Vishay Intertechnology. The three-in-one sensor saves power as a proximity sensor by disabling touch screens until a user is detected and uses its integrated ambient light function for display/keypad adaptive brightness control and backlighting.
Hybrid storage capacitors offer alternative to back up batteries
Farnell element14 is launching the Vishay hybrid storage 196 HVC ENYCAP capacitors which are portable, compact and facilitate high-energy storage. Priced from £13.39 with price breaks for higher volumes the capacitors have the industry’s highest energy density (13 Ws/g) as well as polarised storage capacitor with high capacitance (up to 90 degrees F).
Surface mount chip capacitors feature ultra-low ESR
TTI is stocking Vishay’s vPolyTan series of surface-mount polymer tantalum moulded chip capacitors in five compact case sizes in Europe. Optimised for computer, telecomms and industrial applications, the Polytech T55 series devices feature ultra-low ESR down to 30mΩ at +25°C and 100kHz.
MOSFET enhances reliability in portable electronics
Providing increased power density and reliability for portable electronics, a 20V n-channel TrenchFET power MOSFET has been introduced by Vishay Intertechnology. According to the manufacturer, the SiA466EDJ offers the industry's highest package-limited continuous drain current for a 20V MOSFET in the 2x2mm footprint area: its25A package-limited continuous drain current is 13% higher than the closest competing device.
Thick film power resistor covers 0.016Ω to 700kΩ
Targeting automotive, industrial and military applications,Vishay has released an AEC-Q200-qualified, 25W thick film power resistor in a compact surface-mount TO-252 style (DPAK) package. Savingspace compared with previous solutions, theVishay SferniceDTO25provides power dissipation of at least 3W on the PCB, and a wide range of resistance values.
Improve LED brightness in battery-powered devices
Current sensing resistors, designed to improve LED brightness and efficiency in portable battery-powered applications, have been introduced by Vishay Precision Group. The LED1625 and LED221, which expand the company’s Vishay Foil Resistors, provide low TCR of 0.05ppm/°C nominal (0 to +60°C) and 0.2ppm/°C nominal (-55 to +125°C,+25°C ref.), load-life stability of ±0.005% and tight tolerances to ±0.01%.
RGBW colour sensor integrates signal processing IC
Providing ambient light spectral sensitivity with responses close to that of the human eye, a digital RGBW sensor has been introduced by Vishay Intertechnology. The VEML6040 incorporates photo-pin-diodes (RGBW) and a signal processing IC while offering an I²C bus interface for simple operation. The device senses red, green, blue and white light with 16-bit resolution for each colour channel.
Get trained in strain measurement techniques
Vishay Precision Group has announced its Micro-Measurements brand's U.K. training session schedule for 2015. Held at the company's Micro-Measurements facility in Basingstoke, Hampshire, these practical courses are designed to train customers in the proper use of strain measurement techniques.