Electronic Circuit Drivers

Electrical Equipment & Systems, Electronic Components & Devices

MOSFET Gate Drivers operate from 4.5-35 V.

January 20, 2015

Housed in 3 x 3 mm DFN package, Models IX4426/7/8M are capable of sourcing and sinking 1.5 A, and can switch 1,000 pF load in less than 10 ns. For high current requirements, 2 outputs can be paralleled for total of 3 A peak sourcing and sinking current. Inputs are TTL and CMOS compatible and are virtually immune to latch-up. Operating from -40 to +125°C, Models IX4426/7/8M are suitable for driving MOSFETs, IGBTs, and SiC devices in SMPS applications, motor controls, and DC-DC converters. Read More

Electrical Equipment & Systems, Electronic Components & Devices

Low-Power Capacitive Touch IC fosters wearables UI development.

December 29, 2014

Fostering development of capacitive touch-enabled UIs for wearables and battery-powered applications, QTouch® Surface works with Atmel | SMART MCUs, features Peripheral Touch Control, and uses <10% CPU processing power. Solution consumes 4 µA min in standby, offers scan rates up to 100Hz, and supports multi touch on 2.7 and 5.5 in. surface sizes with respective edge to edge touch separation of 2 and 5.5 mm. Capacitive touch surface control with wake-up on surface touch is supported.
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Electrical Equipment & Systems

PFC Offline AC/DC Drivers serve LED lighting applications.

December 29, 2014

Utilizing PFC current control algorithm, 3-level log step dimmable NCL30085, analog/PWM dimmable NCL30086, and non-dimmable NCL30088 address single-stage design implementations up to 60 W that require high power factor. Quasi-resonant mode optimizes efficiency across line and load levels. Also available, NCL30030 supports up to 150 W, 2-stage topologies. Using multiplier architecture, 2-stage PFC controller plus quasi-resonant flyback controller is optimized for applications up to 150 W. Read More

Electrical Equipment & Systems, Electronic Components & Devices

Opto-Isolated Fast Gate Driver IC works with power MOSFETs, IGBTs.

December 19, 2014

Supplied in 8-lead DIP and 8-lead SOIC package options, IX3180 serves applications requiring isolated drivers for fast switching power MOSFETs and IGBTs. Optocoupler input consists of LED optically coupled to IC containing photodiode and push-pull power output, and output is capable of providing 2.5 A peak drive current. Specified from -40 to +100°C, product has 10–20 V supply range, 100 nS typ propagation delay, and 20 nS typ pulse width distortion. UVLO with hysteresis is also included. Read More

Electrical Equipment & Systems

DC-DC Converters offer configurable output voltage.

November 19, 2014

Rated at 3 W and 6 W, respectively, Series MGJ3 and MGJ6 serve as high-side and low-side gate drivers in IGBT and MOSFET bridge circuit designs. Surface mount units provide triple output voltages of +15, +5, and + 5 Vdc. Outputs are configurable to suit circuit requirements, such as +15 and -5 Vdc or +20 and -5 Vdc. Available with input ranges from 4.5–9, 9–18, and 18–36 Vdc, converters operate from -40 to +105°C and are suited for motor drives, traction control drives, and wind turbine generators. Read More

Electrical Equipment & Systems, Electronic Components & Devices

Dual 4 A Gate Drivers feature MillerDrive technology.

October 30, 2014

Supplied in 8-lead, 3 x 3 mm MLP or 8-lead SOIC package, FAN3225-25 Series has 4.5–18 V operating range and drives N-channel enhancement-mode MOSFETs in low side switching applications by providing high peak current pulses during short switching intervals. TTL or CMOS input thresholds are available, and internal circuitry provides UVLO function. Also included, matched internal propagation delays between A and B channels suit applications requiring dual gate drives with critical timing. Read More

Electrical Equipment & Systems, Electronic Components & Devices

Full Bridge MOSFET Driver targets battery-operated tools.

October 2, 2014

With 5.5–16 V operating supply range, 85 V Model MIC4606 is suited for stepper motors, DC brushed and brushless motors, and DC/AC inverters. Adaptive-Dead-Time circuitry actively monitors Full Bridge to minimize time between high and low side MOSFET transitions, while Anti-Shoot-Through circuitry prevents erroneous inputs and noise from turning on both MOSFETs simultaneously. Housed in 16-pin, 4 x 4 mm QFN package, device operates from -40 to +125°C. Read More

Electrical Equipment & Systems, Electronic Components & Devices, Green & Clean

MOSFETs (500 V) offer low conduction and switching losses.

September 26, 2014

Built on second-generation Super Junction Technology, Vishay Siliconix SiHx25N50E MOSFETs comprise 25 A, RoHS-compliant devices that offer gate charge of 57 nC and 145 mΩ on-resistance. These values promote energy conservation in high-power, high-performance consumer products, lighting applications, and ATX/silver box PC SMPSs. Package options include TO-220, TO-247AC, and thin leaded TO-220 FULLPAK. Products withstand high energy pulses in avalanche and commutation modes.
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