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LM51551DSSR

Part No LM51551DSSR
Manufacturer Texas Instruments
Catalog PMIC - Voltage Regulators - DC DC Switching Controllers
Description IC POWER MANAGEMENT  /  Boost, Flyback, SEPIC Regulator Positive Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 12-WSON (3x2)
Sample
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ECAD Module
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Category Integrated Circuits (ICs)>PMIC - Voltage Regulators - DC DC Switching Controllers
Mfr Texas Instruments
Package Tape & Reel
Output Type Transistor Driver
Function Step-Up, Step-Up/Step-Down
Output Configuration Positive
Topology Boost, Flyback, SEPIC
Number of Outputs 1
Output Phases 1
Supply Voltage - Operating 2.97V ~ 45V
Frequency - Switching 100kHz ~ 2.2MHz
Duty Cycle (Max) 93%
Synchronous Rectifier No
Clock Sync Yes
Control Features Soft Start
Temperature Range - Operating -40°C ~ 125°C (TJ)
Mounting SMD (SMT)
Package / Case 12-WFDFN Exposed Pad
Supplier Device Package 12-WSON (3x2)
Base Product Number LM51551
MSL Level 2 (1 Year)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001
Other Names 296-LM51551DSSRCT,296-LM51551DSSRTR,296-LM51551DSSRDKR
Standard Package 3,000
Win Source Part Number 962610-LM51551DSSR
Ultra Librarian 3D Model Ultra Librarian LM51551DSSR CAD Model

Description

Product Overview: LM51551DSSR from Texas Instruments

The LM51551DSSR is a high-performance, dual-phase, synchronous buck controller designed by Texas Instruments (TI), renowned for its precision and reliability in power management solutions. This advanced controller is tailored to meet the stringent demands of modern electronic devices that require efficient voltage regulation and power conversion.

Key Features

  • Wide Input Voltage Range: The LM51551DSSR operates over a broad input voltage spectrum, making it suitable for various applications, from industrial systems to automotive electronics.
  • Dual-Phase Operation: Its dual-phase capability ensures better load transient response, reduced output voltage ripple, and the ability to handle higher current loads with ease.
  • High-Efficiency Synchronous Buck: Synchronous rectification delivers higher efficiency compared to traditional diode-based solutions, which is critical for energy-sensitive applications.
  • Adjustable Switching Frequency: Designers can set the optimal switching frequency for their application, balancing efficiency and component size.
  • Integrated MOSFET Drivers: With built-in drivers for high-side and low-side MOSFETs, the LM51551DSSR simplifies design and reduces external component count.

Applications

The versatility of the LM51551DSSR makes it an ideal choice for a wide array of applications, including:

  • Telecommunications Infrastructure
  • Networking Equipment
  • Industrial Power Supplies
  • Automotive Infotainment and Telematics

Package and Availability

The LM51551DSSR is offered in a compact WSON-10 package, ensuring a minimal footprint on the PCB. This package is designed for optimal thermal performance and space-saving on the board. Texas Instruments provides this controller in a reel, facilitating its integration into automated manufacturing processes.

Support and Resources

TI provides comprehensive support for the LM51551DSSR, including detailed datasheets, application notes, design tools, and a supportive online community. Engineers can access these resources to accelerate the design process and leverage the full potential of this advanced power management solution.

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Pricing & Ordering

Quantity Unit Price Ext. Price
45+ $1.2063 $54.2835
105+ $0.9898 $103.9290
160+ $0.9589 $153.4240
220+ $0.9280 $204.1600
280+ $0.8970 $251.1600
375+ $0.8042 $301.5750
* Prices exclude shipping and taxes. Shipping costs are calculated at checkout.
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Availability: 16,888 pieces
MOQ: 45 pcs
Order Increment : 1 pcs
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