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Microsemi Corporation LX2273ILQ
- Part Number:
LX2273ILQ
- Manufacturer:
- Category:
- RoHs:
Non-RoHS Compliant - Datasheet:
LX2273ILQ_Datesheet - Description:
IC LED DRVR CTRL PWM 500MA 38QFN
- In stock 0
DESCRIPTION
· The LX2273 is a high brightness multi-channel Boost LED driver designed for Solid State Lighting applications.
· It supports up to four independent LED strings with a drive current of up to 500mA per channel.
· The device includes analog and PWM dimming inputs for precise control of LED brightness and color temperature.
· It features comprehensive fault management and protection mechanisms, including short circuit and over-temperature protection.
· The LX2273 is compatible with SMBus and I2C interfaces for digital diagnostic reporting.
FEATURES
· Four LED channels with independent PWM control.
· Up to 500mA LED current per channel with external power components.
· 3% current setting accuracy and 1.5% channel-to-channel current matching.
· Analog dimming via ambient light sensor, thermistor, or 0-10V signal.
· Wide digital dimming range of 3000:1 via PWM input.
· StayLIT™ feature enables continued operation in case of a fault.
· Short circuit and over-voltage protection.
· Programmable LED current rise/fall time for EMI control.
APPLICATIONS
· White or RGB LEDs for single or multiple strings in Solid State Lighting applications.
· Street and parking lot lights, downlights, wall-washers, and commercial spotlights.
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Microsemi Corporation