LB11970RV-TLM-H

Overview

The LB11970RV-TLM-H is a single-phase full-wave brushless DC motor driver manufactured by Sanyo Denki. It integrates an output transistor capable of delivering up to 1.2A. The device operates with a supply voltage range of 4.5V to 16V and supports load voltages from 3.5V to 16V. It features parallel and PWM interfaces for control. The component is housed in an 18-LSOP surface-mount package and functions within an operating temperature range of -30°C to 90°C.

Feature Summary

• Single-phase full-wave drive architecture with integrated output transistor
• Variable speed functionality utilizing thermistor input and external signals
• Supports parallel and PWM interface control methods

Applications

• Fan motor driving
• Brushless DC motor control
• Appliance cooling systems

Procurement Notes

Verify the manufacturer origin, as Sanyo Denki's semiconductor division was acquired by onsemi. Confirm the specific suffix TLM-H matches the required 18-LSOP package and thermal specifications. Ensure compatibility with the intended supply voltage range of 4.5V to 16V before procurement.

Selection Notes

Select this component for applications requiring single-phase BLDC motor control with integrated power stages. It is suitable where variable speed control via thermistor or external signals is necessary. Consider the 1.2A current limit and 18-LSOP package constraints when designing the PCB layout and thermal management system.

Part Context

This part belongs to the Sanyo Denki (now onsemi) series of motor drivers designed for precise speed control in demanding BLDC applications. It serves as a dedicated solution for fan motors and similar loads, combining logic and power stages in a compact surface-mount package to simplify circuit design.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify pinout and electrical characteristics carefully if considering alternative components from other manufacturers.