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Tantalum Polymer Capacitors Have Frameless Design
A new series of miniature, frameless, tantalum polymer SMD capacitors from AVX Corp., the F38 series, utilizes proprietary FRAMELESST technology, which is characterized by a unique lead-frame-less and facedown structure, precise dimensions, and low-stress packaging. The surface-mount capacitors provide high capacitance in miniature M a...
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Small Reverse-Recovery Rectifiers Improve Power Supply Efficiency
Fairchild Semiconductor's seven STEALTH II diodes feature fast reverse-recovery and soft-recovery characteristics that enable reduced MOSFET switching losses in continuous-current-mode PFC designs. These characteristics also minimize ringing and electrical noise in the power switching circuit, which, in turn, reduces overall EMI. Use o...
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High-Voltage, Ultrafast SMD Avalanche Rectifier
Vishay Intertechnology, Inc. released a new high-voltage, ultrafast surface-mount avalanche rectifier in the plastic DO-214AC package. The BYG23T combines a low 1.98 mm profile with extremely high reverse voltage of 1,300 V and fast 75 ns reverse recovery time. The rectifier released today is optimized for high-voltage, high-frequen...
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Automotive-Grade FRED Pt and HEXFRED Hyperfast and Ultrafast Rectifiers and Soft Recovery Diodes
# recovery diodes # recovery rectifiers Vishay Intertechnology, Inc. introduced 19 new automotive-grade FRED Pt® and HEXFRED® Hyperfast and Ultrafast rectifiers and soft recovery diodes in DPAK, TO-220, D²PAK, TO-262, TO-247, and modified TO-247 packages. Combining extremely fast and soft recovery characteristics with low forwar...
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High-Voltage Rectifiers Feature Fast Recovery
Built using a planar chip-junction technology, Vishay’s 8-A, 600-V UH8JT and UHF8JT single high-voltage rectifiers deliver a reverse recovery time of 25 ns and a forward recovery time of 150 ns under LEM test conditions. Those conditions include IF = 8 A, di/dt = 64 A/μs, and VF = 1.1 x VF MAX. In addition, the rectifiers specify a for...
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FRED Pt® Ultrafast Recovery Rectifiers in Low-Profile SlimSMA Package
Vishay Intertechnology, Inc. introduced eight 2 A and 3 A FRED Pt® Ultrafast recovery rectifiers in the compact, low-profile SlimSMA (DO-221AC) eSMP® series package. Combining extremely fast and soft recovery characteristics with low-leakage current and low-forward voltage drop, the AEC-Q101-qualified rectifiers reduce switching losses...
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Q-Process Aims to Replace Weibull Reliability Assessment for Tantalum Capacitors
#Q-Process Aims to Replace Weibull Reliability Assessment for Tantalum Capacitors Due to widespread improvements in the manufacturing and testing of tantalum capacitors, AVX’s new Q-Process hopes to replace the Weibull Reliability Assessment as the industry standard. The process has already received a provisional patent and is avail...
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Wet Tantalum Capacitors Exhibit High Capacitance
Vishay Intertechnology, Inc. introduced a new ultra-high-capacitance series of tantalum-cased wet tantalum capacitors with glass-to-tantalum hermetic seals. For avionics and aerospace applications, the T18 series offers an industry-high capacitance of 1000 microfarads at 75 V in the D case size. Vishay's T18 tantalum-cased electroly...
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Wet Electrolytic Tantalum Capacitors Suit Harsh Environs
Wet Electrolytic Tantalum Capacitors Suit Harsh Environs AVX Corporation introduced the new TWA-E Series axial-leaded wet electrolytic tantalum capacitor. Featuring a welded tantalum can and header assembly that provides a hermetic seal capable of withstanding harsh shock and vibration requirements in accordance with CECC 30 202-01...
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Hermetically Sealed SMD Tantalum Capacitor Series with 230 °C Rating
The THH 230ºC Hermetic Series high temperature SMD tantalum capacitors from AVX Corp. are encased in hermetically sealed ceramic packages. The THH Series features a broad range of capacitance values, the highest rated temperature range of any SMD tantalum capacitor series available on the market (-55 ºC to +230 ºC), excellent volumetri...