Taiwan Semiconductor introduces its new SUPER CLAMP Snapback TVS device series. These TVS diodes feature snapback characteristics with a 1.0 to 1.05 clamping ratio between the designated breakdown voltage and clamping voltage. The lower clamping voltage of the optimized snapback TVS protects the circuit at a higher peak pulse current than conventional TVS diodes, allowing designers to use […]
diodes
TVS diodes feature 24 V and 27 V standoff options in SOT-23 and DFN1010 packages
ROHM Semiconductor announced new bidirectional TVS (ESD protection) diodes compatible with CAN FD (CAN with Flexible Data rate) high-speed in-vehicle communication. Such protocols are seeing an increased demand in line with the ongoing advancement in autonomous driving and advanced driver assistance systems (ADAS). CAN FD is a crucial communication technology for safe, real-time data transmission […]
ESD protection diodes handle 18 kV discharge events
Nexperia released the industry’s first ESD protection diodes to comply with the OPEN Alliance requirements for use in 10BASE-T1S automotive Ethernet applications. The exceptionally low capacitance (0.4 pF) of these diodes means they can also be used to protect higher speed applications deploying 100BASE-T1 or 1000BASE-T1 in-vehicle networks while still maintaining excellent signal integrity. These […]
What is the purpose of a freewheeling diode in power electronics?
In any electronic circuit, the energy stored in an inductor must be properly channeled in the event of switching. This FAQ explains how a freewheeling diode can help achieve smooth inductor discharging and prevent voltage spikes. What happens when no freewheeling diode is used? The purpose of using a freewheeling diode can be best understood […]
SiC Schottky diode range handles 40 A to 240 A
Vishay Intertechnology, Inc. introduced 16 new 650 V and 1200 V silicon carbide (SiC) Schottky diodes in the industry-standard SOT-227 package. Designed to deliver high speed and efficiency for high-frequency applications, the Vishay Semiconductors devices offer the best trade-off between capacitive charge (QC) and forward voltage drop for diodes in their class. The devices released […]
85 V diode driver supports analog and digital dimming.
Diodes Incorporated announces the expansion of its automotive-compliant* LED driver portfolio by introducing the AL8866Q. This DC-switching LED driver-controller drives an external MOSFET and supports buck, boost, buck-boost, and single-ended primary-inductance converter (SEPIC) topologies for high-power LED lighting systems. Applications include daytime running lights (DRL), high/low beams, fog lights, turn lights, brake/stop lights, and more. It operates within […]
TVS diodes protect automotive SiC circuits
Littelfuse, Inc. announced the launch of its TPSMB Asymmetrical TVS Diode Series, the first-to-market asymmetrical transient voltage suppression (TVS) diode specifically designed for the protection of Silicon Carbide (SiC) MOSFET gate drivers in automotive applications. This innovative product addresses the increasing demand for reliable overvoltage protection in next-generation electric vehicle (EV) systems, delivering a compact, single-component solution that […]
Mitigate reverse recovery overshoot in MOSFET body diodes
Because of their compact size, higher efficiency, and superior performance in high-power applications, SiC MOSFETs are now replacing Si devices in switching applications. SiC devices enable faster switching times, significantly reducing switching losses. These advantages stem from the unique electrical and material properties of SiC-based devices — snappy reverse recovery inherent to the structure of […]
Asymmetrical TVS diode protects SiC MOSFETS
Littelfuse, Inc. announced the SMFA Asymmetrical Series Surface-Mount TVS Diode, the first-to-market asymmetrical TVS solution specifically designed to protect Silicon Carbide (SiC) MOSFET gates from overvoltage events. As SiC MOSFETs become increasingly popular due to their faster switching speeds and superior efficiency compared to traditional Silicon MOSFETs and IGBTs, the need for robust gate protection […]
15mm² active area silicon photodiodes for 300-560nm sensitivity
Marktech Optoelectronics has introduced new Series 4 silicon photodiodes with improved response speed. These photodiodes offer a response time of 25ns compared to the 80ns of current Series 4 PDs with the same active area. The new silicon photodiodes feature reduced junction capacitance (Cj), which improves response time, frequency response, and bandwidth. This is achieved […]
