Semtech Corp. (Newbury Park, CA) unveiled a new power supply controller the company claims will lower battery life in notebook PCs and other portable applications. The SC1401 integrates an efficient switching controller and a linear regulator controller into one device that operates from a 6V to 30V input supply. The device has an onboard efficiency […]
A new LDO regulator that eliminates the need for scarce tantalum capacitors in power-conversion designs has been announced by Siliconix Inc. (Santa Clara, CA). The new Vishay Siliconix Si9182DH can be used with ceramic 2.2-microfarad capacitors on the input and output while providing improved performance over ICs requiring more expensive tantalum components, according to Siliconix. […]
TelCom Semiconductor Inc. (Mountain View, CA) announced nine new inverting charge-pump voltage doublers, the TC1682 through TC1684, the TC2682 through TC2684 and...
Texas Instruments (Dallas, TX) unveiled a new integrated, single-cell, lithium-ion, battery-protection circuit that yields the smallest system solution on the market, according...
Intersil Holding Corp. (Irvine, CA) released its multiple-output dc/dc controller CPU power regulator for advanced configuration power interface (ACPI)-compliant PCs. This power regulator uses Intel's Tahoma Pentium 4 (P4) that interfaces with Rambus memory. According to Intersil, the ACPI specification enables computers to transition into an active state to perform routine activities. When tasks are […]
Intersil Holding Corp. (Irvine, CA) announced the latest addition to its family of power semiconductors. The 150V family of UltraFET MOSFETs is designed for use in uninterruptible power supplies, dc/dc converters and power supplies, and general-purpose load control. Intersil claims that the device improves the power efficiency required to enable high-speed computing and Internet data […]
Microsemi Corp. (Santa Ana, CA) has introduced a low-current 500V MOSFET in the company's proprietary Powermite 3 plastic surface-mount package. Microsemi claims...
Siliconix Inc. (Malvern, PA), a subsidiary of Vishay Intertechnology Inc. (Malvern, PA), has started shipping two LDO voltage regulators for power conversion in cellular phones and PDAs, plus a suite of TrenchFET power MOSFETs aimed at 42V bus automotive applications. The Vishay Siliconix Si9182BH and Si9183BT LDO voltage regulators are designed to provide power to […]
Two new families of 1.8V, single-supply, rail-to-rail operational amplifiers from Texas Instruments (Dallas, TX) give designers of portable and hand-held systems the...
Eumac Inc. (Phoenix, AZ) is currently developing the new Model ISO-01 battery-powered isolation amplifier. The EUMAC ISO-01 is a battery-powered isolation amplifier that completely isolates the input channels from one another and the output to test equipment down-stream. This amplifier is useful to field technicians and engineers who frequently need to view two or more […]
International Rectifier (IR, El Segundo, CA) has introduced the new DF Series compact 1A, single-phase, full-wave bridge rectifiers with power-to-volume ratios designed to provide greater power density in high-volume industrial and consumer electronic devices. Typical applications include compact power supplies and battery chargers for cellular phones, notebook computers, and other portable and rechargeable devices. According […]
Semtech Corp. (Newbury Park, CA) announced the availability of the SC1402 multi-output, low noise, power supply controller. According to Semtech, the SC1402 provides a simple, space-saving solution by integrating into a single IC, all the control and drive circuitry needed to generate several of the voltages required by notebook PCs, Internet appliances and other hand-held […]
Advanced Power Technology (APT, Bend, OR) announced the introduction of the 264 MAX packaged MOSFETs. The 264 MAX package is designed for clip-mounting, and has the same footprint as a TO-264 package, but with no mounting hole, allowing the package to accept 25 percent larger die than previously available in the standard TO-264 package. The […]
Siliconix Inc. (Santa Clara, CA) announced a series of TrenchFET power MOSFETs that give designers new options for forthcoming passenger car designs. The new MOSFET series applies to commercial diesel vehicle applications where a higher-voltage standard is already in use. The series was introduced to support the upcoming transition to a 42V bus in automobiles. […]
Microsemi Corp. (Santa Ana, CA) has announced that its Linfinity Division has added two new series of high-current, LDO BiCMOS regulators to its lineup of power-management ICs. Designated the LX8610 and LX8630 Series, the LDO devices are used to provide regulated power to microprocessors, memory chips and clock circuits found in many desktop and portable […]