Search results for "tvs diodes"
Keithley Upgrades Model 4200-SCS For Solar Cell Testing, Expanded C-V Frequency Range, and Nine-Slot Chassis Support
Keithley Instruments has introduced a variety of hardware, firmware, and software enhancements to its Model 4200-SCS Semiconductor Characterization System. The Keithley Test Environment Interactive (KTEI) V7.2 upgrade includes nine new solar cell test libraries, an expanded frequency range for the system’s Capacitance-Voltage (C-V) measurement capability, and support for the company’s new nine-slot Model 4200-SCS instrument chassis.
3M to Discuss Energy Efficiency for LCD TVs at Display Forum 2007
3M will reveal the hidden component driving energy savings in LCD television sets at the Display Forum 2007, the European display business event. Vikuiti Dual Brightness Enhancement Film (DBEF) from 3M is an innovative display technology that can equal the picture brightness produced by an average LCD TV whilst increasing backlight efficiency by up to 50% and TV efficiency by as much as 30%.
Flexible junction box for crystalline photovoltaic modules
Yamaichi Electronics has announced the mature, flexible universal junction box for crystalline modules. The universal junction box from Yamaichi Electronics has already been successful on the market for many years, and has already been used in numerous photovoltaic modules. Its flexibility is particularly attractive. According to customer needs, up to eight contact bands can be installed in the box. Every string can be protected in case of shado...
2MHz Five Output Regulator for TFT-LCD Panels
Linear Technology has announced the LT3513, a five output monolithic switching regulator packaged in a 5mm x 7mm QFN package. It offers a 2.2A (ISW) buck regulator, a 1.5A (ISW) boost regulator, a 250mA (ISW) boost regulator, a 250mA (ISW) inverter and an LDO controller, all in a single package.
Dual Ideal Diode & Hot Swap Controllers Save Power & Board Area
Linear Technology Corporation introduces the LTC4227, a compact, dual ideal diode with Hot Swap™ controller that provides PowerPath™ and inrush current control for redundant supplies operating from 2.9V to 18V. The LTC4227 regulates the forward voltage drop across two external N-channel MOSFETs to ensure smooth current transfer between supplies in diode-OR applications.
36V Input Dual 800mA Micropower Step-Down Regulator Has Integrated Power-On Reset & Watchdog Timer
Linear Technology Corporation announced the LT3688, a dual 800mA, 36V input step-down switching regulator with dual power-on reset and a watchdog timer. The LT3688’s 3.8V to 36V input voltage range makes it ideal for load dump and cold crank conditions commonly found in automotive applications. Its dual 1.2A internal switches deliver up to 800mA of continuous output current from each channel at output voltages as low as 0.8V.
TDK-LAMBDA announces embedded frontend power supplies
TDK-Lambda’s EFE Series of embedded frontend power supplies is said to deliver industry leading power density, high efficiency and enhanced reliability. The first products in the range are the 300W EFE-300 and the 400W EFE-400 single output supplies that deliver 133% peak power capability for 10 seconds and offer a class leading efficiency of up to 90%.
Dual full-bridge motor driver IC drives two DC motors
The new A3995 from Allegro MicroSystems Europe is a DMOS full-bridge motor driver IC designed to control two DC motors at currents of up to 2.4 A and drive voltages of up to 36 V.The new device operates over a logic supply voltage range from 3 to 5.5 V, and incorporates two independent fixed off-time PWM (pulse-width modulation) current regulators that operate in either fast or slow decay mode. The use of fixed off-time PWM current control reduce...
42V, 750mA(IOUT), 2.2MHz Step-Down DC/DC Converter Needs Only 2.5µA Quiescent Current
Linear Technology Corporation announces the LT3973, a 750mA, 42V step-down switching regulator with integrated boost and catch diodes. Its Burst Mode operation keeps quiescent current under 2.5µA in no load standby conditions. The LT3973’s 4.2V to 42V input voltage range makes it ideal for automotive and industrial applications. Its internal 1.2A switch can deliver up to 750mA of continuous output current to voltages as low as 1.21V. The devic...
2.5µA Quiescent Current, 60V, 350mA(IOUT), 2.2MHz Step-Down DC/DC Converter
Linear Technology has announced the LT3990, a 350mA, 60V ultralow quiescent current step-down switching regulator. Its Burst Mode® operation keeps quiescent current under 2.5µA in no load condition. The LT3990's 4.3V to 60V input voltage range makes it ideal for automotive and industrial applications that need continuous output with ultralow power drain. Its internal 550mA switch can deliver up to 350mA of continuous output current at voltages ...