ON LB11988V 1.3A Monolithic Digital Motor Driver For Driving The DC Fan Motors
As a world-renowned distributor of electronic components, Shenzhen Mingjiada Electronics Co., Ltd. has been supplying ON LB11988V 1.3A monolithic digital motor driver for a long time, which has become a preferred solution for DC fan motor drive due to its high integration and reliability.
LB11988V Product Overview
The LB11988V is a driver IC designed for brushless DC motors (BLDC). It is packaged in a 24-SSOP-J package, supports a wide voltage input from 7V to 22V, and has a maximum output current of 1.3A, making it suitable for driving all types of fan motors.1 Its core features include:
Integrated design: The LB11988V integrates a number of functions such as three-phase full-wave current linear driver, current limiting circuit, and thermal shutdown protection to simplify peripheral circuit design.
Protection mechanism: LB11988V has built-in over-voltage, over-current, over-heat protection and reverse rotation protection circuits to ensure stable operation in harsh environments.
Efficient control: LB11988V supports parallel interface and half-bridge output configuration, and achieves accurate motor speed control through linear drive technology.
Specification Of LB11988V
Motor Type - AC, DC：Brushless DC (BLDC)
Function：Driver - Fully Integrated, Control and Power Stage
Output Configuration：Half Bridge
Interface：Parallel
Technology：Bipolar
Applications：Fan Motor Driver
Current - Output：1.3A
Voltage - Supply：7V ~ 22V
Voltage - Load：5V ~ 22V
Operating Temperature：-30°C ~ 75°C (TA)
Mounting Type：Surface Mount
Analysis of LB11988V technical advantages
Wide voltage adaptability and high compatibility
The LB11988V's load voltage range covers 5V to 22V, making it compatible with a wide range of DC power systems, especially suitable for cooling fan applications that require dynamic voltage regulation.
Low Power Consumption and High Efficiency
The LB11988V adopts bipolar parallel technology, which combined with the optimised power stage design, significantly reduces power consumption and improves overall system efficiency.
Environmental Adaptability
With an operating temperature range of -30°C to 75°C, the LB11988V is suitable for industrial equipment, automotive electronics and other high or low temperature scenarios.
Typical Application Scenarios of LB11988V
Cooling system: LB11988V is used to drive cooling fans for servers, PCs and other equipment, supporting PWM speed regulation to balance noise and cooling efficiency.
Home appliance field: such as air conditioning fans, air purifiers, etc., through the FG amplifier function to achieve speed feedback control.
Automotive electronics: LB11988V is suitable for car air-conditioning fans or electronic water pumps to meet automotive-grade stability requirements.
Advantages of Mingjiada Electronics's supply service
Inventory guarantee: LB11988V has sufficient inventory and stable delivery period to ensure customers' rapid delivery needs.
Quality Certification: All devices are from original manufacturers or authorised agents, provide complete qualification certificates, and pass ISO9001/14001 system certification.
Global Logistics Network: Relying on warehouses in Shenzhen and Hong Kong, we support a variety of logistics methods to cover global customer needs.
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