EN
  • EN
  • DE
loading
Mfr. Part No. Qty. Price

No items in the cart

View Cart
Same model may have multiple batches, images only for reference.
LM3551SDX/NOPB Real Image
Same model may have multiple batches, images only for reference.

LM3551SDX/NOPB

Part No LM3551SDX/NOPB
Manufacturer Texas Instruments
Catalog PMIC - LED Drivers
Description IC LED DRIVER RGLTR 1A 14WSON
Datasheet
LM3551SDX/NOPB Datasheet
Sample
Rohs State rohs
ECAD Module
Need Help

Products specifications Report Issue?

Categories Integrated Circuits
Manufacturer Texas Instruments
Packaging Reel - TR
Status Obsolete(EOL)
Type DC DC Regulator
Topology Step-Up (Boost)
Internal Switch(s) Yes
Number of Outputs 1
Operating Input Voltage(Min) 2.7V
Maximum Supply Voltage 5.5V
Channel Output Current 1A (Flash)
Frequency 1.25MHz
Applications Camera Flash
Temperature Range - Operating -40°C to 85°C (TA)
Mounting SMD (SMT)
Case / Package 14-WSON (4x4)
Win Source Part Number 101523-LM3551SDX/NOPB
Popularity Medium
Supply and Demand Status Balance
Ultra Librarian 3D Model Ultra Librarian LM3551SDX/NOPB CAD Model

Description

The LM3551SDX/NOPB is a high-quality, advanced LED driver manufactured by the renowned technology company, Texas Instruments.

  • Step-Up DC-DC Converter: Fixed frequency, synchronous, current mode.
  • Current Sinks: Two regulated current sinks.
  • Maximum Current: Can drive up to two high current LEDs with a maximum current of 800mA.
  • LED Current and Brightness Control: Programmable.
  • Flash/Strobe Mode: Offers flash/strobe mode.
  • Thermal Management System: Thermal shutdown feature.
  • Soft-Start Feature: Limits inrush current.
  • Package: Tiny, 10-pin, 3mm x 3mm DSBGA package.
  • Input Voltage: Operates from a 2.7V to 5.5V input.
  • Shutdown Current: Low shutdown current of less than 1µA.

You May Also Be Interested in

AL1666S-13 Real Image
AL1666S-13
Diodes Incorporated
IC LED DRIVER CTRLR PWM 8SO / LED Driver IC 1 Output DC DC Controller Flyback, Step-Down (Buck), Step-Up (Boost) Analog, PWM Dimming 8-SO
Lowest to $0.4068
ZXLD1371EST16TC Real Image
ZXLD1371EST16TC
Diodes Incorporated
IC LED DRIVER CTRLR DIM 16TSSOP
Lowest to $2.9105
AL8843QSP-13 Real Image
AL8843QSP-13
Diodes Incorporated
IC LED DRIVER RGLTR PWM 3A 8SO / LED Driver IC 1 Output DC DC Regulator Step-Down (Buck) Analog, PWM Dimming 3A 8-SO-EP
Lowest to $1.1730
A6217KEJTR-J Real Image
A6217KEJTR-J
Allegro MicroSystems, LLC
IC LED DRIVER RGLTR PWM 3A 10DFN / LED Driver IC 1 Output DC DC Regulator Step-Down (Buck) PWM Dimming 3A 10-DFN (3x3)
Need more? Email Us
TPS61187RTJT Real Image
TPS61187RTJT
Texas Instruments
IC LED DRVR RGLTR DIM 30MA 20QFN
Need more? Email Us
FAN7340MX Real Image
FAN7340MX
Fairchild/ON Semiconductor
IC LED DRIVER CTRLR DIM 16SO
Need more? Email Us
LM3557SD-2/NOPB Real Image
LM3557SD-2/NOPB
Texas Instruments
IC LED DRIVER RGLTR 800MA 8WSON
Lowest to $2.9105
AL1696-20CS7-13 Real Image
AL1696-20CS7-13
Diodes Incorporated
IC OFFLINE LED DRIVER SO-7
Lowest to $0.3128
CAT32TDI-GT3 Real Image
CAT32TDI-GT3
ON Semiconductor
IC LED DRIVER RGLTR DIM TSOT23-6
Lowest to $12.8699

Top Sellers

LM5069MM-2/NOPB real image1604
LM5069MM-2/NOPB
Texas Instruments
IC CTRLR HOT SWAP 48V 10-MSOP
Lowest to $2.3760
FT232RL-REEL Real Image
FT232RL-REEL
FTDI, Future Technology Devices International Ltd
IC USB FS SERIAL UART 28-SSOP
Lowest to $4.9895
FT230XS-R real image4301
FT230XS-R
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16SSOP
Lowest to $5.4647
BMM150 label picture
BMM150
Bosch Sensortec
SENSOR FLIPCORE/HALL SPI 12WLCSP / Geomagnetic Sensor
Lowest to $0.7841
PI3740-00-LGIZ real image
PI3740-00-LGIZ
Vicor Corporation
DC DC CONVERTER 10-50V / 8V – 60VIN , 10V – 50VOUT , 50 – 140W Cool-Power ZVS Buck-Boost Regulator
Lowest to $32.0752
ULN2803ADWR real image9675
ULN2803ADWR
Texas Instruments
TRANS 8NPN DARL 50V 0.5A 18SO
Lowest to $5.4647
EPM3128ATC100-10N real image
EPM3128ATC100-10N
Altera
IC CPLD 128MC 10NS 100TQFP
Lowest to $3.3015
FT230XS-U real image21586
FT230XS-U
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16SSOP
Lowest to $5.8211
SSD1963QL9 real image6483
SSD1963QL9
Solomon
LCD Display Controller 128-Pin LQFP Tray
Lowest to $4.1579
BMI160 real image
BMI160
Bosch Sensortec
IMU ACCEL/GYRO I2C/SPI 14LGA / Accelerometer, Gyroscope, 6 Axis Sensor I2C, SPI Output
Lowest to $3.8016
BM04B-GHS-TBT(LF)(SN)(N) label picture
BM04B-GHS-TBT(LF)(SN)(N)
JST Sales America Inc.
CONN HEADER GH TOP 4POS 1.25MM
Lowest to $0.2376
DRV8432DKD Real Image1
DRV8432DKD
Texas Instruments
IC BRIDGE DRIVER PAR 36HSSOP
Lowest to $19.3374
TPSM63606RDLR Real Image
TPSM63606RDLR
Texas Instruments
DC DC CONVERTER 1-16V / Non-Isolated PoL Module DC DC Converter 1 Output 1 ~ 16V 6A 3V - 36V Input
Lowest to $13.0101
ICM-42605 real image24295
ICM-42605
TDK InvenSense
IMU ACCEL/GYRO/TEMP I2C/SPI LGA
Lowest to $10.4542
NTA4153NT1G real image4110
NTA4153NT1G
ON Semiconductor
MOSFET N-CH 20V 915MA SOT-416
Lowest to $0.0543

Pricing & Ordering

Quantity Unit Price Ext. Price
15+ $3.5704 $53.5560
35+ $2.9296 $102.5360
53+ $2.8381 $150.4193
73+ $2.7465 $200.4945
95+ $2.6550 $252.2250
127+ $2.3803 $302.2981
* Prices exclude shipping and taxes. Shipping costs are calculated at checkout.
Estimate Shipping
Enter your destination to get a shipping estimate
*
Availability: 24,100 pieces
MOQ: 15 pcs
Order Increment : 1 pcs
*Need More Quantity? *Request a Bulk Quantity Quotation?
Ordering Guidelines

Shipping Information

Shipped from HK warehouse
Expected Shipping Date
Ship today if order in (HKT)
Supplier Lead-Time Call for availability
Estimate shipping fee
Enter your destination to get a shipping estimate
Estimate Shipping Fee

Contact Us

*
*
*

FRAUD PREVENTION REMINDERS

Recently, We have discovered that criminals falsely claimed to be WIN SOURCE to commit fraud. Please note that the only official website & email suffix are win-source.group, win-source.net, winsourcectl.com and winsourceelec.com

More details about fraud prevention
About Us
Customer Service
Solutions
Copyright © 2026 WIN SOURCE. All rights reserved.
For detailed contact information and office addresses in our key locations, including Irvine, Munich, Toronto, Singapore, Seoul, Bangalore, Bologna, Yamanashi, Hong Kong, and Mainland China, please visit our website.
Trust Guard Security Scanned
RFQ RFQ RFQ BOM BOM BOM API API API Sell Sell Sell your Excess