LM3551SD/NOPB Texas Instruments Integrated Circuit (Small Outline No-lead) In Stock
LM3551SD/NOPB is a high-efficiency white LED driver IC from Texas Instruments featuring boost topology and LLP-14 package. It supports up to 10 LEDs in series with integrated current regulation and PWM dimming control. From $1.01 in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline No-lead
- Pin Count
- 15
- Lifecycle
- OBSOLETE
- Datasheet
- LM3551SD/NOPB Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.0163(MOQ 3000)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of LM3551SD/NOPB?
- High-efficiency boost converter topology for white LED backlighting applications
- Integrated PWM dimming control with adjustable brightness via external signal
- Supports up to 10 series-connected white LEDs with precision current regulation
- Compact LLP-14 small outline no-lead package for space-constrained designs
- Wide input voltage range suitable for battery-powered portable devices
What is LM3551SD/NOPB used for?
The LM3551SD/NOPB is ideally suited for LCD backlight applications in smartphones, tablets, and portable consumer electronics. Its boost topology efficiently drives white LED strings from low battery voltages, making it a preferred choice for handheld devices and wearables. The IC also finds use in automotive display backlighting and industrial HMI panels requiring stable, dimmable white LED illumination.
What are the specifications of LM3551SD/NOPB?
| Pbfree Code | No |
| YTEOL | 0 |
| Interface IC Type | LED DISPLAY DRIVER |
| JESD-30 Code | R-PDSO-N14 |
| JESD-609 Code | e3 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOLCC14,.16,20 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Surface Mount | YES |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | MATTE TIN |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.5mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Small Outline No-lead |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
Where can I find the LM3551SD/NOPB datasheet?
LM3551SD/NOPB Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for LM3551SD/NOPB?
Compatible alternatives and drop-in replacements for LM3551SD/NOPB:
Frequently Asked Questions
What is the LM3551SD/NOPB and what type of driver is it?
The LM3551SD/NOPB is a white LED driver IC from Texas Instruments based on a boost converter topology. It is designed to drive white LED strings for LCD backlighting, operating in an LLP-14 small outline no-lead package and supporting precision current regulation for consistent brightness.
What are the key electrical specifications of the LM3551SD/NOPB?
The LM3551SD/NOPB supports driving up to 10 series-connected white LEDs with integrated current regulation. It features PWM dimming control, a peak reflow temperature of 260°C, and is packaged in a 14-pin SOLCC small outline no-lead package measuring 0.16 x 20 mm equivalent footprint.
What applications is the LM3551SD/NOPB best suited for?
The LM3551SD/NOPB is best suited for white LED backlighting in smartphones, tablets, portable media players, and other battery-powered devices. Its efficient boost topology allows it to drive multiple LEDs from low supply voltages, making it ideal for handheld consumer electronics and automotive display panels.
Is the LM3551SD/NOPB RoHS compliant and what does the NOPB suffix mean?
The NOPB suffix indicates that the LM3551SD/NOPB is a lead-free (No Lead, Pb-free) version compliant with RoHS environmental regulations. It uses a plastic/epoxy package body material and has a JESD-609 code of e3, confirming its compliance with green electronics standards and suitability for modern manufacturing.
Where can I buy the LM3551SD/NOPB and what is the price?
The LM3551SD/NOPB is available from FindMyChip with pricing starting from approximately $1.01 per unit. It is in stock with worldwide shipping available. You can submit a quote request on FindMyChip to get competitive pricing based on your required quantity.
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Why Buy from FindMyChip
About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
More from Texas Instruments
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 3000+ | $1.0415 | $3124.65 |
| 5000+ | $1.0256 | $5128.00 |
| 7000+ | $1.0163 | $7113.89 |
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