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4000 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request |
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The Texas Instruments LP8556SQE-E00/NOPB is a high-efficiency DC/DC boost converter designed for LED backlight applications. This integrated circuit driver features 6 configurable channels, each capable of delivering up to 50mA of current. It supports both PWM and I2C control for brightness adjustment, offering flexibility in design.
The device operates with an input voltage range from 2.7V to 36V, making it suitable for multi-cell Li-Ion battery applications. The output voltage can range from 7V to 43V, accommodating various LED configurations. Key features include a peak efficiency of 95% and selectable switching frequencies of 312 kHz, 625 kHz, and 1250 kHz to optimize performance and minimize noise.
For enhanced reliability and performance, the LP8556SQE-E00/NOPB includes integrated protection features such as LED fault detection (short and open), UVLO, TSD, OCP, and OVP. It is available in a compact 24-pin WQFN package with an exposed pad, suitable for surface mounting.
This LED driver is designed for applications requiring efficient and controllable LED illumination, such as in tablets and other display devices. Its robust feature set and compact packaging make it a versatile solution for modern electronic designs.
| Qty | Low | High |
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| 1+ | $1.16 | $1.16 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The input voltage range is 2.7V to 20V.
The output voltage range is 7V to 48V.
It supports 6 channels.
The LED current per channel is 50mA.
The peak efficiency is 95%.
The operating temperature range is -30°C to 85°C.
The LP8556SQE-E00/NOPB is available in 24-WQFN (4x4), 24-WFQFN Exposed Pad, DSBGA (YFQ) 20, and WQFN (RTW) 24 packages.