Electronic Drivers

Electronic Drivers

Quad-Channel LED Drivers target display and TV market.

Designed to fit backlight unit structures of LED monitors and TVs, 4-channel LED drivers come in various package and performance options. Each channel has equivalent of 150 mA/65 V current balance MOSFET embedded in it capable of driving up to 20 LEDs in 40 W LED backlight unit. Operating efficiency and safety are enhanced via designed-in protection functions for current overload, LED open/short,...

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ERG Lighting Awarded UL Recognition for E100W24V-D LED Driver Module
Electronic Drivers

ERG Lighting Awarded UL Recognition for E100W24V-D LED Driver Module

Endicott, NY, August 17, 2011 - ERG Lighting's E100W24V-D LED driver for general illumination is now a UL Recognized Component (E341875) in the U.S. and Canada under the Component Recognition Program of Underwriters Laboratories Inc. The E100W24V-D is UL Recognized to U.S. and Canadian safety standards," said Michael Kretzmer, SSL Applications Engineer at ERG Lighting. "ERG Lighting offers the...

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Electronic Drivers

Brushless Motor Pre-Driver drives sub-10 to 60 A external FETs.

Suited for brushless DC and permanent magnet synchronous motor applications, DRV8301 integrated 3-phase brushless motor pre-driver comes in 14 x 8.1 mm HTSSOP. Features, in addition to fully protected, 3-phase brushless gate driver, include 1.5 A step-down voltage regulator; 2 bi-directional current-sense amplifiers with integrated input and feedback resistors; and SPI interface. Multiple...

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Power Integrations' LinkSwitch(TM)-PH Delivers Flicker-Free TRIAC Dimming for LED Downlights
Electronic Drivers

Power Integrations' LinkSwitch(TM)-PH Delivers Flicker-Free TRIAC Dimming for LED Downlights

New single-stage reference design for PAR38 lamps eliminates high-voltage electrolytic bulk capacitors to extend product lifetime SAN JOSE, CALIF. - Power Integrations (Nasdaq: POWI), the leader in high-voltage integrated circuits for LED lighting, today introduced a new reference design (DER-281) detailing an 85%-efficient, 15 W PAR38 downlight driver that delivers flicker-free dimming without...

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White LED Driver features PWM phase-shift dimming control.
Electronic Drivers

White LED Driver features PWM phase-shift dimming control.

Featuring integrated control loop architecture that allows use of inductors as small as 1 mm high and 2.2 Â-µH, Model SC5010 can be built directly into LCD panel in Ultrabook PCs and ultra-mobile PCs for displays as thin as 4 mm. Eight-channel boost LED driver can power up to 112 LEDs, with currents up to 30 mA/channel. Operating from 4.5-27 V input with VOUT up to 50 V, device offers...

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Automotive LED Driver IC offers high side current sensing.
Electronic Drivers

Automotive LED Driver IC offers high side current sensing.

Housed in 8-lead DFN package, AEC-Q100 compliant Model AT9919 drives LEDs using buck topology. Because of hysteretic control function, constant output current to LED string is maintained at all times. IC drives loads up to 1.0 A at over 90% efficiency from input voltages ranging from 4.5-40 V. With LED brightness achieved through PWM control signal, IC is suited for solid-state automotive...

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LED Driver ICs target automotive infotainment applications.
Electronic Drivers

LED Driver ICs target automotive infotainment applications.

As multi-output LED drivers for LCD backlighting, A8502 and A8514 integrate current-mode boost converter with internal power switch and multiple current sinks. LED sinks can be paralleled together to achieve higher LED currents. Operating from single power supply from 5-40 V, ICs can optionally drive external PMOS to disconnect input supply from system in case of fault. Both products offer...

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Electronic Drivers

LED Driver IC operates at up to 98% efficiency.

Available in DFN-5 package, 40 V Model ZLED7320 features on-chip switching transistor, 1,200:1 dimming via PWM signal or fixed voltage, up to 1 A of output current at ±3% accuracy, and high-side current sensing. Device includes built-in thermal shutdown, open-circuit, and short-circuit protection. Due to output current capabilities, IC can support high-brightness and high-current LEDs from...

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Electronic Drivers

LED Driver ICs enhance edge- and direct-lit LCD TVs.

Available in 0.5 mm pitch QFN and 0.8 mm pitch LQFP packages, 16-channel AS3820 and 12-channel AS3821 offer ±0.2% channel-to-channel accuracy for optimal light uniformity and picture quality. ICs can be used for driving external power MOSFETs or, due to base current error compensation, low beta bipolar transistors. Products are programmable via SPI port and provide built-in safety features,...

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Six-Channel LED Driver delivers robust fault protection.
Electronic Drivers

Six-Channel LED Driver delivers robust fault protection.

Providing protection from faulty LED strings, HV9957 combines switch-mode boost converter and 6 low dropout, linear current regulators to deliver efficiency and precise current control. Temperature-triggered fault protection and outlier approach are used to identify faulty strings, which are turned off only when absolutely necessary. Remaining strings continue normal operation. RoHS-compliant IC...

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