Power Integrations has introduced a 1700 V gallium nitride (GaN) switch, the 1700 V InnoMux-2. marking a new technical milestone in high-voltage power semiconductors. The technology is implemented in the company’s InnoMux-2 family of power supply ICs, designed for multi-output power supplies operating from high-voltage DC sources. “The new device is fabricated using our PowiGaN™ technology. […]
Switches
Solid-state relay switches 100 V in 0.1 ms
Vishay Intertechnology, Inc. introduced the industry’s first 1 Form A solid-state relay to offer AEC-Q102 qualification and a 100 V load voltage. Offered in the low profile SOP-4 package, the Vishay Semiconductors VORA1010M4 delivers the industry’s fastest turn-on and turn-off times of 0.1 ms typical, in addition to the highest operating temperature of +125 °C. […]
Switcher IC cuts need for second regulator, reducing board space
InnoMux2-EP switcher ICs for multi-output flyack power supplies eliminate the need for DC-DC post-regulators. A new design example report, DER-716, demonstrates the high level of integration realized by InnoMux2-EP devices. The single-stage power converter design is suitable for appliances and industrial power supplies. It features three constant voltage outputs (5 V, 12 V & 24 […]
Circuit breaker communicates with a host over SPI, collects data
STMicroelectronics has commenced production of automotive high-side power switches with proprietary intelligent fuse protection and a serial peripheral interface (SPI) for diagnostic data, permitting enhanced resilience and functional safety. The quad-channel VNF9Q20F is the first in a new family of monolithically integrated devices that combine ST’s advanced VIPower M0-9 MOSFET and proprietary STi2Fuse technology. Based on patented I2t […]
Hardware, software bundle boosts BLDC motor efficiency
Power Integrations enhanced its hardware-software bundle for brushless DC motors (BLDC) with BridgeSwitch-2, a new high-voltage integrated half-bridge (IHB) motor-driver IC family targeting applications up to 1 HP (746 W). The new ICs, which feature high- and low-side drivers and advanced FREDFETs with integrated lossless current sensing, deliver inverter efficiency of up to 99 percent. The IHB […]
Power switch enhances system safety through intelligent load control
HMI announced the launch of its HL8518, a single-chip 80 mΩ high-side switch ideal for automotive applications needing power switches for low-wattage lamps, high-side relays and valves, and general resistive, inductive, and capacitive loads. The HL8518 is a single-channel, high-side power switch with 80 mΩ (typical) Rds(on) power FET. It combines comprehensive diagnostic capabilities, full […]
Sourcing protection switch keeps unwanted current away from USB-C power devices
Alpha and Omega Semiconductor Limited announced the release of its AOZ1377DI Type-C Protection Switch. Designed to enhance USB Type-C efficiency and safety, these new protection Type-C switches have a current-limiting switch targeting applications that require comprehensive protection. AOZ1377DI boasts a unique feature supporting up to 7A with an input voltage of up to 20V input voltage, […]
APEC 2024: Semiconductors, modules, transformers, and chargers
Power supplies from phone chargers to EVs to industrial machinery rely on semiconductors, either in discrete packages or integrated into power modules, to deliver power. APEC 2024 was full of power sources and components. The roundup below highlights regulators, switches, and power semiconductors. We also highlight wireless power delivery and chargers. Be sure to see […]
MOSFET power switches protect 12V automotive circuits
Diodes Incorporated has introduced its first automotive-compliant, dual-channel, high-side power switches—the ZXMS82090S14PQ, ZXMS82120S14PQ, and ZXMS82180S14PQ—as an expansion of its IntelliFET self-protected MOSFET portfolio. These intelligent switches deliver high power within a compact footprint while also providing robust protection and diagnostic capabilities. The series is designed for driving 12V automotive loads, such as LEDs, bulbs, actuators, and motors […]
Offline flyback IC incorporates zero-voltage switching topology
Power Integrations announced the release of theInnoSwitch5-Pro family of high-efficiency, programmable flyback switcher ICs. The single-chip switcher achieves over 95 percent efficiency with a novel secondary-side control scheme which achieves zero-voltage switching (ZVS) without a dedicated and costly additional high voltage switch. The new IC, which features a 750 V or a 900 V PowiGaN primary […]
