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DLPA4000 - Texas Instruments

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DLPA4000 PMIC and High-Current LED Driver

The DLPA4000 device is a highly-integrated power management driver. It is optimized for DLP® LED projector systems. The DLPA4000 supports projectors up to 32 A per LED with high-side pump functionality. An integrated, high-efficiency buck controller energizes the device. The drivers control switches support the sequencing of R, G, and B LEDs. The device cont.

Features


•1 High-Efficiency, High-Current RGB LED Driver with High-Side Pump Functionality
• Drivers for External Buck FETs up to 32 A
• Drivers for External RGB Switches
• 10-Bit Programmable Current per Channel
• Inputs for Selecting Color-Sequential RGB LEDs
• Generation of DMD High Voltage Supplies
• Two High Efficiency Buck Converters to Generate the DLPC4422 controller and DMD Supply
• A High Efficiency, 8-Bit Programmable Buck Converter (PWR6) for FAN Driver Application or General Purpose
• Two LDOs Supplying Auxiliary Voltages
• Analog MUX for Measuring Internal and External Nodes
• Protections.

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