ON Semiconductor CS68118N8
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- CS68118N8
- ON Semiconductor
- ANA CUSTOM (DAIMCHRY/DEL)
- PMIC - Power Management - Specialized
- CS68118N8 Datasheet
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- Bulk
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Lead free / RoHS Compliant - 6278
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What is CS68118N8
ON Semiconductor Part Number CS68118N8（PMIC - Power Management - Specialized）, developed and manufactured by ON Semiconductor, 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.
CS68118N8 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.
CS68118N8 Specifications
- Part NumberCS68118N8
- CategoryPMIC - Power Management - Specialized
- ManufacturerON Semiconductor
- DescriptionANA CUSTOM (DAIMCHRY/DEL)
- PackageBulk
- Series-
- Voltage - Supply-
- Operating Temperature-
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Application of CS68118N8
CS68118N8 Datasheet
CS68118N8 Datasheet , Bulk
CS68118N8 Classification
PMIC - Power Management - Specialized
FAQ about PMIC - Power Management - Specialized
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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.
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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.
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3. What is the difference between PMU and PMIC?
PMU and PMIC have significant differences in application scenarios and functional positioning.
Application scenarios
PMU: Mainly used in portable devices such as mobile phones, MP4, GPS, PDA, etc. It is a highly integrated power management solution that integrates traditional discrete power management chips (such as low-dropout linear regulator LDO, DC/DC converter DC/DC) to achieve higher power conversion efficiency and lower power consumption.
PMIC: usually refers to an external power management chip, which is used for system-level power management. A SOC (system on chip) usually requires multiple PMICs to provide multiple power supplies or high currents to meet the different requirements of different components for voltage, current, and frequency.
Functional positioning
PMU: Inside the SOC, as a power management unit, it is responsible for managing the power distribution and conversion inside the SOC to ensure the normal operation of each component. PMU sets control signals through control registers to achieve real-time software management.
PMIC: Outside the SOC, as an independent power management chip, it provides multiple power supplies and high current outputs to meet the different power requirements of the SOC. PMIC works with PMU to ensure the stable operation of the entire system.
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