LP8556SQE-E09/NOPB

$2.35

Description：IC LED DRV RGLTR PWM 25MA 24WQFN
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT),Bulk

SKU:7201a0889410 Category: LED Drivers IC Brand: Texas Instruments

Consult the customer manager about the wholesale price.

consultation hotline：86-132-6715-2157

email：[email protected]
Contact the product manager for consultation. One-stop consultation is available.

Do you want a lower wholesale price? Please send us your inquiry and we will reply immediately.

Product introduction

LP8556SQE-E09/NOPB is listed in the LED Driver IC range at ChipApex. The manufacturer field lists Texas Instruments. Its product description is IC LED DRV RGLTR PWM 25MA 24WQFN. Review the specifications below when checking this part for your BOM.

LED Driver IC specifications for LP8556SQE-E09/NOPB

Description：IC LED DRV RGLTR PWM 25MA 24WQFN
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT),Bulk
Type：DC DC Regulator
Topology：Step-Up (Boost)
Internal Switch(s)：Yes
Number of Outputs：6
Voltage - Supply (Min)：2.7V
Voltage - Supply (Max)：20V
Voltage - Output：7V ~ 43V
Current - Output / Channel：50mA
Frequency：312kHz, 625kHz, 1250kHz
Dimming：PWM
Applications：Backlight
Operating Temperature：-30°C ~ 85°C (TA)
Mounting Type：Surface Mount
Package / Case：24-WFQFN Exposed Pad
Supplier Device Package：24-WQFN (4x4)
Grade：-
Qualification：-

LED Driver IC datasheet and documents for LP8556SQE-E09/NOPB

LP8556SQE-E09/NOPB

LED Driver IC Overview

The LP8556SQ-E09/NOPB is a six-channel high-efficiency LED backlight driver IC from Texas Instruments, utilizing a boost topology. It operates within an input voltage range of 2.7 V to 20 V and delivers an output current of 23 mA per channel. The device supports adjustable switching frequencies of 312 kHz, 625 kHz, and 1.25 MHz, with an output voltage range spanning 16 V to 34.5 V. It features I2C and PWM control interfaces, enabling precise regulation for display applications.

LED Driver IC Feature Summary

Six independent constant-current channels designed for high-efficiency LED backlighting
Integrated I2C interface for digital configuration and control
Supports PWM dimming for brightness adjustment
Includes enable/shutdown functionality for power management

LED Driver IC Applications

LED backlight drivers for tablets
LED backlight drivers for e-books
General LED lighting driver circuits

LED Driver IC Procurement Notes

Verify the exact part number suffix against official Texas Instruments documentation to ensure correct package and temperature grade specifications. Confirm that the E09 suffix aligns with your design requirements, as variations may exist within the LP8556 family. Cross-reference datasheets for pinout compatibility and electrical characteristics before finalizing procurement decisions.

LED Driver IC Selection Notes

Select this component when designing systems requiring six-channel LED control with I2C programmability. Ensure the input supply voltage remains within the 2.7 V to 20 V range. Verify that the WQFN-24 package fits the PCB layout constraints. Consider the thermal performance at maximum load conditions and confirm that the required switching frequency options meet EMI constraints.

LED Driver IC Part Context

This device belongs to the LP8556 series of LED lighting drivers from Texas Instruments. It is specifically engineered for portable electronic devices such as tablets and e-readers where space efficiency and power consumption are critical. The SQ variant indicates specific packaging and operational parameters distinct from other members like the TMX or TME series.