Vishay Intertechnology Inc. (Malvern, PA) announced that it has extended the exchange offer for the common stock of Siliconix Inc., its 80.4-percent-owned subsidiary, until July 5, 2001. Vishay commenced its offer on May 25, 2001, to exchange 1.5 shares of common stock of Vishay for each share of common stock of Siliconix that it does […]
Elantec Semiconductor Inc. (Milpitas, CA) introduced two new dual, low-noise operational amplifiers. The EL2227C and EL2228C are suitable for use in telecommunications and medical-imaging applications. The EL2227C has a voltage-noise specification of 1.9nV/rt-Hz and a current noise specification of 1.2pA/rt-Hz. It features a bandwidth of 115MHz and has a minimum gain of two. The EL2228C […]
Maxim Integrated Products (Sunnyvale, CA) announced its new SOT-23 off-line power-supply controllers, the MAX5021 and MAX5022. These new current-mode PWM controllers contain all the control circuitry required for the design of wide-input voltage range isolated power supplies. They are suitable for use in universal input (85Vac to 265Vac) off-line or telecom (-36Vdc to -72Vdc) power […]
STMicroelectronics (Switzerland) announced an integrated semiconductor chip that functions as a controller and can be directly embedded in the motor assemblies and solenoids of cars. The new design can be integrated into the electromechanical components of a car. ST reports that the new chip has been produced for DaimlerChrysler (Germany) and expects to produce similar […]
Maxim Integrated Products (Sunnyvale, CA) debuted its new MAX1813 step-down controller. Intended for core CPU dc/dc converters in notebook computers, the controller features a five-bit DAC adjustable output. Maxim claims that the controller has ultra-fast transient response, high dc accuracy and high efficiency. The MAX1813 features +/-1 percent Vout accuracy over line. It has an […]
Semtech Corp. (Newbury Park, CA) announced the SRV05-4 four-channel, low-capacitance, transient-voltage suppressor (TVS) protection array, the newest addition to its RailClamp TVS product family. Applications for the SRV05-4 include monitors and flat-panel displays, video graphics cards, cellular phone SIM ports, notebook computers, hand-held computers and PDAs, as well as high-speed data lines and digital video […]
Texas Instruments (TI, Dallas, TX) announced the OPA2677 high output current operational amplifier. Operating on a single 12V supply, the OPA2677 consumes 9mA/chan quiescent current to deliver a 500mA peak output current. The guaranteed minimum output current is greater than 380mA with low harmonic distortion. The OPA2677 is packaged in an SO-14. Two logic-control lines […]
Maxim Integrated Products (Sunnyvale, CA) has debuted the MAX1844 single PWM controller. Claimed to have high efficiency, excellent transient response, and high dc output accuracy, the controllers are suitable for use in CPU core, chipset, DRAM and other low-voltage supplies. Features of the MAX1844 include a 1-percent Vout accuracy over line and load, Quick-PWM with […]
Siliconix Inc. (Santa Clara, CA), a subsidiary of Vishay Intertechnology (Malvern, PA), announced that it is now shipping a new series of...
General Semiconductor Inc. (Melville, NY) has introduced its first family of fixed and adjustable LDO voltage regulators, the GS1117 family. The new...
Semtech Corp. (Newbury Park, CA) reaffirmed its second-quarter earnings guidance of $0.06 to $0.07 per share, before charges, on revenues of $38.0 to $40.0 million. The company will take a $14.0-million charge in the second quarter for the write-down of inventory and the discontinuation of certain commodity and application-specific standard products. Semtech Chairman and CEO […]
International Rectifier (IR, El Segundo, CA) announced a new process technology for IGBTs and FREDs that it claims delivers 70 percent faster turn-off time than previous-generation devices and more than 20 percent lower power loss. The new technology is optimized for IGBTs and FREDs used in bridge-type inverters found in motor drives, welders and UPSs. […]
Maxim Integrated Products (Sunnyvale, CA) has released a new step-up dc/dc converter that regulates current, versus voltage, to power white LEDs for...
Linear Technology (Milpitas, CA) has launched the LT1947, a highly integrated, multiple-output dc/dc converter capable of generating both the high-voltage and low-noise bias voltages required by large thin-film transistor LCD panels. The LT1947 contains two independent switching regulators, one of which includes an internal 1.1A switch, which can generate a boosted voltage as high as […]
Apex Microtechnology (Tucson, AZ) announced its new PA35 and PA34 hybrid power amplifiers targeted at motor-drive applications. The amplifiers use a TO-220...