LM3414HVSDX/NOPB

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The LM3414HVSDX/NOPB Integrated Circuit (IC) is an externally compensated High Voltage LED Driver linear regulator designed to drive high power LEDs. It provides power dissipation of up to 1.5 A over a wide input voltage range of 2 V to 90 V and a wide temperature range of –40°C to +105°C. It offers programmable low dropout current and output current over a wide range of LED configurations.

The LM3414HVSDX/NOPB has a regulated output voltage of 0.4 V to 90 V, and can operate in either current sink or current source mode. The LM3414HVSDX/NOPB features an in-hook converter, which allows it to accept a wide input voltage range and to provide a precise output voltage across a wide temperature range. It can also be used to drive multiple LEDs in parallel.

The LM3414HVSDX/NOPB includes an on-board digital thermal protection circuit and excessive power shutoff feature to protect against over-temperature and over-current conditions. It also includes an on-board compensation network to protect against voltage spikes and surges. The device is packaged in a thermally and electrically conductive package for superior heat dissipation. Additionally, the LM3414HVSDX/NOPB is RoHS compliant.

The LM3414HVSDX/NOPB is an ideal lighting solution for a variety of applications including automotive, decorative, and general lighting. Its low external component count and wide input voltage range make it well suited for energy efficient LED lighting.

The LM3414HVSDX/NOPB application field mainly working principle is to convert electrical energy into light energy and to efficiently control the output power of an LED lighting system. It operates by using an external voltage source and providing a linear regulator that is connected to the LED string. The external voltage source is connected to an inductor, the intrinsic current source of the device. This current source then drives the LED string through an internal power switch and an external MOSFET. By providing a controlled amount of current to the LED string, the device is able to vary the LED output power. Additionally, the LM3414HVSDX/NOPB includes thermal protection and short circuit output protection.

The LM3414HVSDX/NOPB is a cost-effective, easy-to-use, efficient lighting solution for a variety of applications. It is RoHS compliant and has integrated digital thermal protection and excessive output shutoff. Combined with its adjustable current sink and current source capabilities, the LM3414HVSDX/NOPB is an ideal lighting solution for energy efficient LED lighting.

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