Texas Instruments LP5551SQX
The picture is for reference only, please refer to the product specification
- LP5551SQX
- Texas Instruments
- IC ENERGY MGMNT SYSTEM 36WQFN
- PMIC - Power Management - Specialized
- LP5551SQX Datasheet
- 36-WFQFN Exposed Pad
- Tape & Reel (TR)
-
Lead free / RoHS Compliant - 26241
- Spot Inventory / Athorized Dstributor / Factory Excess Stock
- 1 year quality assurance 》
- Click to get rates
What is LP5551SQX
Texas Instruments Part Number LP5551SQX（PMIC - Power Management - Specialized）, developed and manufactured by Texas Instruments, distributed globally by Jinftry. We distribute various electronic components from world-renowned brands and provide one-stop services, making us a trusted global electronic component distributor.
LP5551SQX is one of the part numbers distributed by Jinftry, and you can learn about its specifications/configurations, package/case, Datasheet, and other information here. Electronic components are affected by supply and demand, and prices fluctuate frequently. If you have a demand, please do not hesitate to send us an RFQ or email us immediately [email protected] Please inquire about the real-time unit price, Data Code, Lead time, payment terms, and any other information you would like to know. We will do our best to provide you with a quotation and reply as soon as possible.
LP5551SQX Specifications
- Part NumberLP5551SQX
- CategoryPMIC - Power Management - Specialized
- ManufacturerTexas Instruments
- DescriptionIC ENERGY MGMNT SYSTEM 36WQFN
- PackageTape & Reel (TR)
- SeriesPowerWise®
- Voltage - Supply2.7V ~ 5.5V
- Operating Temperature-40°C ~ 85°C
- Mounting TypeSurface Mount
- Package / Case36-WFQFN Exposed Pad
- Supplier Device Package36-WQFN (6x6)
- Current - Supply431µA
- ApplicationsHandheld/Mobile Devices
Application of LP5551SQX
LP5551SQX Datasheet
LP5551SQX Datasheet , Tape & Reel (TR),PowerWise®,2.7V ~ 5.5V,-40°C ~ 85°C,Surface Mount,36-WFQFN Exposed Pad,36-WQFN (6x6),431µA,Handheld/Mobile Devices
LP5551SQX Classification
PMIC - Power Management - Specialized
FAQ about PMIC - Power Management - Specialized
-
1. From an electrical perspective, what is PMIC?
PMIC (Power Management Integrated Circuit) is a power management integrated circuit, which is a key component dedicated to managing and distributing power in electronic devices. It improves the efficiency and reliability of the power system by integrating multiple power management functions, while reducing the size and cost of the device.
Functions and roles of PMIC
Power conversion: PMIC usually contains a built-in DC-DC converter to convert the input voltage to the stable output voltage required by the device. This conversion can be in the form of buck, boost, or buck-boost.
Power management: PMIC can dynamically adjust power consumption according to the operating status of the device to improve energy utilization efficiency. For example, in mobile devices, the CPU supply voltage and frequency can be reduced according to usage, thereby reducing energy consumption.
Current control and protection mechanism: PMIC can achieve precise control of current, and built-in overcurrent protection, overtemperature protection and short-circuit protection mechanisms to ensure the safe operation of the device.
Battery management: For devices that rely on battery power, PMIC is responsible for battery charging, protection and status monitoring, and intelligently manages battery health and life.
Clock generation: Some PMICs also provide clock signals to synchronize the operation of various modules in the device.
-
2. What is the power efficiency of PMIC?
The power efficiency of PMIC (power management integrated circuit) is usually above 90%. The main function of PMIC is to efficiently manage power and achieve high efficiency through switching converters, which can usually reach more than 90%.
Working principle of PMIC and factors affecting efficiency
PMIC works through switching converters to regulate voltage and current by controlling the opening and closing of switches. Increasing the switching frequency can significantly reduce switching losses, thereby improving efficiency. In addition, the high integration of PMIC makes multi-power application scenarios more efficient and smaller in size.
Efficiency differences between different types of PMIC
Different types of PMIC have different efficiencies. For example, LTC3892EUH-2 is a high-performance, dual-channel step-down DC/DC switching regulator controller with very high efficiency and suitable for various applications. LTC7803 is a high-performance synchronous step-down DC/DC switching regulator controller with 100% duty cycle capability, which also has the characteristics of high efficiency.
In summary, the power efficiency of PMIC is generally high, usually above 90%, and the specific efficiency depends on the design and application scenario of PMIC.
-
3. What is PMIC in semiconductors?
PMIC (Power Management IC) is a special-purpose integrated circuit that is mainly used to manage power. It integrates a variety of power management functions, including power supply, battery management, charging management and power consumption management, etc., to provide stable power for electronic devices and manage and control the battery.
Functions and application scenarios of PMIC
The main functions of PMIC include:
Power supply: Provides stable voltage and current required by the system.
Battery management: Including battery charging, discharge control and battery status monitoring.
Charging management: Supports multiple charging modes, such as constant current charging, constant voltage charging, etc.
Power consumption management: Optimizes the energy consumption of the device and extends the battery life.
We are a professional PCB manufacturer who offers comprehensive PCB manufacturing services including: professional Ceramic PCB HDI PCB Heavy Copper PCB High-TG PCB High Speed PCB High Frequency PCB Metal Core PCB PCB fabrication and PCB assembly, providing fast turnaround prototypes for high-end products.
• Prompt Responsiveness
• Guaranteed Quality
• Global Access
• Competitive Market Price
• One-Stop support services of supply chain
Jinftry, Your most trustworthy component supplier, welcome to send us the inquiry, thank you!
Do you have any questions about LP5551SQX ?
Feel free to contact us:
