High-Efficiency LED Backlight Driver for Notebooks 24-WQFN -30 to 85
LED Driver IC 6 Output DC DC Regulator Step-Up (Boost) PWM Dimming 50mA 24-WQFN (4x4)
Six channel high-efficiency LED backlight driver for notebooks with flexible ext/int FET control 24-WQFN -30 to 85 Product overview: LP8545SQX/NOPB from Texas Instruments is a LED Driver IC for LED lighting, display backlights, indicator control, automotive lighting, signage, and regulated current drive circuits. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include key electrical ratings, package details, and application requirements. Search-friendly keywords include LED driver IC, constant current, lighting control, display backlight, External/Internal LED Drivers. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 137-LP8545SQX/NOPB can be used for catalog matching and distributor lookup.
Manufacturer: Texas Instruments
Win Source Part Number: 1056927-LP8545SQX/NO
Packaging: Reel - TR
Type: DC DC Regulator
Applications: Backlight
Mounting: SMD (SMT)
Frequency: 156kHz, 312kHz, 625kHz, 1250kHz
Internal Switch(s): Yes
Topology: Step-Up (Boost)
Number of Outputs: 6
Dimming: PWM
Output Voltage: 40V
Categories: Integrated Circuits
Status: Active
Temperature Range - Operating: -30°C to 85°C (TA)
Case / Package: 24-WQFN (4x4)
Maximum Supply Voltage: 22V
Operating Input Voltage(Min): 2.7V
Channel Output Current: 50mA
Popularity: Medium
Fake Threat In the Open Market: 36 pct.
Supply and Demand Status: Balance
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| Texas Instruments | DigiKey | ERSAELECTRONICS PTE. LTD. | Win Source Electronics | Lingto Electronic Limited | Shenzhen Shengyu Electronics Technology Limited | |
|---|---|---|---|---|---|---|
| Product Category | LED Drivers | LED Drivers | LED Drivers | LED Drivers | LED Drivers | LED Drivers |
| Product Number | LP8545SQX/NOPB | LP8545SQX/NOPB-ND | 137-LP8545SQX/NOPB | 1056927-LP8545SQX/NOPB | LP8545SQX/NOPB | LP8545SQX/NOPB |
| Product Name | LP8545 High-Efficiency LED Backlight Driver for Notebooks | LED Drivers | LED Driver IC | PMIC - PMIC - LED Drivers - LP8545SQX/NOPB | PMIC - LED Drivers | Integrated Circuits (ICs) - Power Management (PMIC) - LED Drivers |
| Form Factor | Intgrated Circuit (IC) | Intgrated Circuit (IC) | Intgrated Circuit (IC) | |||
| Input Voltage | 5.5 to 22 volts | 2.7 to 22 volts | 2.7 volts | 2.7 to 22 volts | ||
| Output Voltage | 55 volts | 40 volts | 40 volts | 40 volts | ||
| Efficiency | 91 % | |||||
| Number of Channels | 6 # | 6 # |
