Electronic Drivers

Electronic Drivers

RGB LED Pixel Drivers operate up to 25 V.

Housed in 16-lead SOIC package, Models CAT4103 and CAT4109 are 3-channel, linear-based, constant-current LED drivers for RGB LED pixel control in high-brightness LED architectural lighting. Model CAT4103, offering fully buffered data outputs, features high-speed serial interface, which can support data rates to 25 MHz. Model CAT4109 uses parallel interface with dedicated PWM control on each...

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Electronic Drivers

MOSFET Driver operates from -55 to 125

Synchronous MOSFET driver LTC4444-5 is designed to drive upper and lower power N-Channel MOSFETs in synchronous rectified converter topologies. With 100 V maximum supply power, it can source up to 1.4 A with 1.5 W pull-down impedance for driving top MOSFET and source current of 1.75 A with 0.75 W pull-down impedance for bottom MOSFET. Switching losses are minimized by fast 8 ns rise, 5 ns fall...

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Electronic Drivers

Controller IC is optimized for external power adapters.

Dedicated synchronous controller, ZXGD3101, drives MOSFETs to perform as ideal diodes in synchronous flyback converters employed in external power adapters, servers, LCD monitors, and STBs. Leveraging zero point detector driver platform, device produces source/sink currents up to 2.5 A and offers 180 V blocking capability to ensure reliable operation. Proportional gate drive improves turn-off...

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High-Brightness LED Driver has 2.0 MHz switching frequency.
Electronic Drivers

High-Brightness LED Driver has 2.0 MHz switching frequency.

Available in 8-lead DFN package, RoHS-compliant HV9919 pulse-width managed (PWM) controller IC is designed to drive LEDs using buck topology in various solid-state lighting applications. Hysteretic control function maintains output current between fixed Min and Max level at all times, ensuring LED current will not change despite surges in input conditions. PWM circuitry provides true constant...

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Electronic Drivers

Full Bridge Driver operates from -55 to +225

Available in ceramic DIL40 package, Model CHT-FBDR includes 2 independent low-side and high-side driver channels with bootstrap circuit and integrated charge pumps. In typical application, CHT-FBDR can be used to drive 2 inductive loads using 4 external n-channel MOSFETs. All driver outputs can swing from 0-10 V while inputs are driven with 0/5 V logical levels. Floating outputs can overdrive...

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Electronic Drivers

Half-Bridge MOSFET Driver supports voltages up to 28 V.

Suited for multi-phase DC/DC converters, Model AAT4910 drives both high and low-side N-channel MOSFETs. Powered from 5 V rail, device is capable of driving high-side N-channel MOSFET with up to 28 V power input. When driven low, enable input turns off driver and reduces operating current to less than 1 -µA. Housed in 2 x 2.1 mm SC70JW package, driver is qualified across -40 to +85°C temperature...

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Constant Current LED Drivers deliver 1 V drop-out.
Electronic Drivers

Constant Current LED Drivers deliver 1 V drop-out.

Suited for low-voltage, general LED lighting applications, 2-terminal Models CL520 and CL525 feature fixed output currents of 20 and 25 mA, respectively. Both feature temperature-compensated output currents to maintain consistent LED brightness regardless of temperature. With max ratings of 90 V, ICs withstand transients without additional transient protection circuitry. Devices are...

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Multi-channel LED Drivers backlight LCD panels.
Electronic Drivers

Multi-channel LED Drivers backlight LCD panels.

With data exchange done at 25 MHz over serial I/O connections, TB62777FNG and TB62778FNG deliver continuous current that can be regulated for illumination in backlighting of LCD panels, TV displays, and notebook PCs as well as RGB panel LED displays. Both 8-channel, constant-current LED drivers have 3.3-5 V supply voltage range and regulate current source through one external resistor. Output...

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Electronic Drivers

LED Driver offers 3,000:1 True Color PWM dimming.

Operating as constant current LED driver, Model LT3598 can drive up to 6 strings of LEDs, each with up to ten 30 mA white LEDs in series while delivering efficiencies up to 90%. Device features input voltage of 3-30 V, programmable 200 kHz to 2.5 MHz fixed frequency, and output voltage up to 44 V. Housed in 4 x 4 mm QFN package, DC/DC converter uses 1.5 A, 45 V internal switch to provide boost...

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