The UCC35701 from Unitrode Corp. (Merrimack, NH) is a new low-power voltage mode PWM controller that features an integrated oscillator and input voltage feedforward circuit to yield instantaneous rejection of input supply voltage changes. The controller is intended to enhance the overall system performance of isolated switching power supplies using primary side control, and is […]
Vishay Siliconix (Santa Clara, CA) introduced the Si9165BQ, a fully integrated programmable controller IC designed to provide dc/dc conversion efficiencies upwards of...
The new USB6B1/2 devices from STMicroelectronics Inc. (Lexington, MA) include a diode bridge and an integrated Transil diode configured to protect USB (Universal Serial Bus) data lines against positive and negative transient overvoltages and to keep the voltage between the power conductors within safe limits. The USB6B devices are designed to provide ESD protection up […]
Vicor Corp. (Andover, MA) introduced two new accessory modules for use with its 2nd Generation 48V input dc/dc converters: a filter module...
International Rectifier (El Segundo) is offering a new Mini Series of Intelligent Power Switches (IPS), which feature an extensive array of protection...
International Rectifier (El Segundo, CA) introduced the new IR1110 Soft Start Controller IC, a soft start solution for ac converters. The device...
Vishay Siliconix (Santa Clara, CA) introduced three new PWM-optimized LITTLE FOOT devices. The new Si4824DY provides two n-channel MOSFETs in a single...
Advanced Power Technology (APT, Bend, OR) introduced a new family of fast IGBTs in the TO-264 and T-MAX packages. Manufactured using non-punch-through (NPT) technology, the family of IGBTs are capable of hard switching up to 40kHz. The devices are avalanche energy rated, in addition to having a 10 microsecond Short Circuit Safe Operating Area (SCSOA) […]
International Rectifier (IR, El Segundo, CA) offers the IR2153, an enhanced third generation version of its first generation (IR2155) and second generation (IR2151) 600V self-oscillating half-bridge controller IC products. The product family integrates a 555 type oscillator circuit with the 600V half-bridge gate driver to drive two output FETs or IGBTs. Eight part types are […]
IXYS Corp. (Santa Clara, CA) introduced the DSS 2×160 family of high current Schottky diodes housed in a non-isolated SOT-227B miniBLOC package. The DSS 2×160 family consists of two 160A Schottky diodes connected in a common cathode configuration and mounted on the copper base plate of the miniBLOC. The available part types are the DSS […]
Micro Linear Corp. (San Jose, CA) announced two new chips that generate the high voltage (up to 2,000V) that powers the cold-cathode fluorescent lamps (CCFL) that backlight liquid crystal displays (LCDs). The ML4877 is intended for higher power applications (up to 30W of light output), such as flat-panel LCD displays in desktop personal computers. The […]