L9947S

Series:	--
Packaging:	Bulk
Part Status:	Obsolete
Motor Type - Stepper:	--
Motor Type - AC, DC:	Brushed DC
Function:	Driver - Fully Integrated, Control and Power Stage
Output Configuration:	Half Bridge (4), High Side (1)
Interface:	--
Technology:	DMOS
Step Resolution:	--
Applications:	Automotive
Current - Output:	--
Voltage - Supply:	4.5 V ~ 5.5 V
Voltage - Load:	8 V ~ 16 V
Operating Temperature:	-40°C ~ 150°C (TJ)
Mounting Type:	Through Hole
Package / Case:	Multiwatt-15 (Vertical, Bent and Staggered Leads)
Supplier Device Package:	15-Multiwatt
Base Part Number:	L9947

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Introduction

L9947S is a power management integrated circuit (PMIC) designed for motor drivers, controllers and other applications. It offers a wide range of features and functionalities, making it an ideal choice for the development of high-performance motor control systems.

Features

The L9947S supports a wide range of current and voltage ratings. It enables the user to access up to five power stages, which can be used to manage the various stages of motor control. The power stages can be configured to operate in PWM, Latch-Logic and Field-Oriented Control (FOC) modes.The L9947S also supports multiple communication protocols, including asynchronous and synchronous serial buses and I2C and SPI. It has an integrated operating system that enables users to configure and control the motor driver on their own.

Working principle

The working principle of the L9947S is based on a power stage architecture. This architecture allows the user to configure the power stages for a particular motor control task.The power stages are connected to the output of the power supply, which is usually the voltage source for the motor. The output of the power stages is then used to drive the three-phase current and the voltage to control the motor. The power stage is responsible for ensuring that the current is within safe and acceptable limits.The user can also configure the power stages for different types of motor control tasks. For example, the user can configure the power stage to provide constant-speed control of the motor, provide current-mode control or use a field-oriented control (FOC) technique. The user can also use a combination of the above techniques to achieve better performance.

Application Field

The L9947S is used in a variety of applications, such as motor drivers, controllers, inverters and other motor control systems. It is ideal for applications that require high-performance motor control, such as water pumps, air compressors, air conditioners and power tools.The L9947S is also used in industrial applications such as oil and gas, manufacturing and other automated systems. The power stages can also be used in robotics and automation systems, as well as in medical and military applications where performance, reliability and safety are important.

Conclusion

In conclusion, the L9947S is a PMIC designed for motor drivers, controllers and other applications. It is capable of providing a wide range of features and functionalities and is an ideal choice for high-performance motor control systems. It supports multiple communication protocols and has an integrated operating system, which enables users to configure and control the motor driver on their own. The L9947S is used in a variety of applications, such as motor drivers, controllers, inverters and other motor control systems.

The specific data is subject to PDF, and the above content is for reference

Part Number	Manufacturer	Price	Quantity	Description