Overview
The DLPA3000DPFD is a highly integrated power management IC (PMIC) designed by Texas Instruments, specifically optimized for DLP Pico Projector systems. This device is tailored for accessory applications that require up to several hundreds of lumens. It supports LED projectors with high efficiency and high current capabilities, making it an ideal choice for compact and powerful projector systems.
Key Specifications
| Specification | Details |
|---|---|
| Package | 100-HTQFP (14x14) |
| Pins | 100 |
| Operating Temperature Range (°C) | 0 to 70 |
| LED Driver Current | Up to 6 A per LED |
| Buck Converters | Five high-efficiency buck converters |
| LDOs | Two LDOs supplying auxiliary voltages (2.5 V and 3.3 V) |
| Programmable Current | 10-bit programmable current per channel |
| RGB Switches | RGB MOSFET switches with very low on-resistance |
Key Features
- High-efficiency, high-current RGB LED driver
- Integrated buck converter enabling up to 6-A LED driver current
- RGB MOSFET switches for channel selection with very low on-resistance
- 10-bit programmable current per channel
- Inputs for selecting color-sequential RGB LEDs
- Generation of DMD high-voltage supplies (V BIAS, V RST, and V OFS)
- Two high-efficiency buck converters for DLPC low-voltage supplies
- One 8-bit programmable buck converter for FAN driver or general power supply
- Two LDOs supplying auxiliary voltages (2.5 V and 3.3 V)
- Analog MUX for measuring internal and external nodes
- Monitoring/protections: thermal shutdown, hot die, low-battery, and undervoltage lockout (UVLO)
Applications
The DLPA3000DPFD is primarily designed for DLP Pico Projector systems, particularly targeting accessory applications that require high efficiency and high current LED drivers. It is suitable for compact projector systems needing up to several hundreds of lumens. Additionally, the device can be used in various other applications where high-efficiency power management and LED driving are essential.
Q & A
- What is the primary application of the DLPA3000DPFD?
The DLPA3000DPFD is primarily designed for DLP Pico Projector systems. - What is the maximum LED driver current supported by the DLPA3000DPFD?
The device supports up to 6 A per LED. - How many buck converters does the DLPA3000DPFD have?
The device contains five high-efficiency buck converters. - What are the auxiliary voltages supplied by the LDOs?
The two LDOs supply auxiliary voltages of 2.5 V and 3.3 V. - What is the programmability of the current per channel?
The current per channel is 10-bit programmable. - Does the DLPA3000DPFD have any protection features?
Yes, it includes thermal shutdown, hot die, low-battery, and undervoltage lockout (UVLO) protections. - What package type is the DLPA3000DPFD available in?
The device is available in a 100-HTQFP (14x14) package. - What is the operating temperature range of the DLPA3000DPFD?
The operating temperature range is 0 to 70°C. - Can the DLPA3000DPFD be used for other applications besides DLP Pico Projectors?
Yes, it can be used in various other applications requiring high-efficiency power management and LED driving. - What is the purpose of the 8-bit programmable buck converter?
The 8-bit programmable buck converter can be used for FAN driver applications or as a general power supply.
