LP55281RLEV National Semiconductor, LP55281RLEV Datasheet - Page 4

• Manufacturer Part Number: LP55281RLEV
• Description: BOARD EVAL FOR LP5528 RGB DRIVER
• Manufacturer: National Semiconductor
• Series: PowerWise®r

Specifications of LP55281RLEV

• Current - Output / Channel: 400mA
• Outputs And Type: 12, Non-Isolated
• Voltage - Output: 5.3V
• Features: USB Interface
• Voltage - Input: 2.7 ~ 5.5V
• Utilized Ic / Part: LP55281
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

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BOOST TAB
Boost is enabled in this tab by checking the boost enable. The
internal active load can be enabled to eliminate pulse skipping
of the boost converter. Active load will consume some power
when the boost output current is small. It will decrease effi-
Figure 4. Boost Tab
4
ciency at very light load conditions. Also the boost PWM
frequency and output voltage is set here. One can also enable
the Boost internal active load.
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