Texas Instruments High-Performance Analog PMIC - PMIC - LED Drivers - LM3557SD-2 LM3557SD-2

Manufacturer: Texas Instruments
Win Source Part Number: 1199001-LM3557SD-2
Packaging: Reel
Type: DC DC Regulator
Mounting Style: SMD
Applications: Backlight
Frequency: 1.2MHz
Current - Output / Channel: 800mA (Switch)
Internal Switch(s): Yes
Topology: Step-Up (Boost)
Family Name: LM3557
Categories: Integrated Circuits
Supplier Device Package: 8-WSON (3x3)
Status: Obsolete
Temperature Range - Operating: -40°C ~ 85°C
Manufacturer Homepage: www.national.com
Manufacturer Package: 8-WFDFN Exposed Pad
Alternative Parts (Cross-Reference): LTC3210EPD-1#TRPBF; A8431EEHTR-T; LTC3210EUD; LTC3210EPD-1#PBF;
Introduction Date: May 01, 2000
ECCN: EAR99
Country of Origin: Malaysia
Estimated EOL Date: 2025
Halogen Free: Compliant
Is this a common-used part?: Yes
Popularity: High
Fake Threat In the Open Market: 34 pct.
Supply and Demand Status: Limited
Family Part Number: LM3557
Manufacturer Pack Quantity: 1
MSL Level: 1 (Unlimited)
Voltage - Supply (Minimum): 2.7V
Voltage - Supply (Maximum): 7.5V

1.1A SWITCHING REGULATOR, 1600kHz SWITCHING FREQ-MAX, PDSO8, 1 MM HEIGHT, LLP-8 Product overview: LM3557SD-2 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 1.1A, 1600kHz. Search-friendly keywords include LED driver IC, constant current, lighting control, display backlight, 1.1A, 1600kHz, External/Internal LED Drivers. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 137-LM3557SD-2 can be used for catalog matching and distributor lookup.

LED Driver IC 1 Output DC DC Regulator Step-Up (Boost) Dimming 800mA (Switch) 8-WSON (3x3)