LB11970FV-TLM-E

Overview

The LB11970FV-TLM-E is a dedicated motor driver integrated circuit manufactured by onsemi. It is designed to control DC motors with high reliability and efficiency. The device integrates power MOSFETs for direct drive capability, reducing external component count. It supports standard PWM speed control methods. Thermal protection features are included to safeguard against overheating conditions during operation.

Feature Summary

• Integrated power output stage for direct motor connection
• Built-in thermal shutdown protection mechanism
• Standard pulse width modulation interface compatibility

Applications

• Automotive seat adjustment systems
• Power window actuators
• Sunroof drive mechanisms
• HVAC blower fan control

Procurement Notes

Verify the specific suffix TLM-E against the official datasheet to confirm package type and tape-and-reel specifications. Check for any recent product change notices regarding pinout or electrical characteristics. Ensure the source document matches the exact part number to avoid substitution errors in automotive applications.

Selection Notes

Select this component when a single-chip solution for unidirectional or bidirectional DC motor control is required. Consider its integration level compared to discrete solutions for board space constraints. Evaluate thermal performance requirements relative to the expected load current and ambient temperature conditions of the target application.

Part Context

This part belongs to onsemi's automotive motor driver portfolio. It complements other body electronics components like window lifters and mirror drivers. The family focuses on robust performance in harsh automotive environments. It serves as a key element in vehicle comfort and convenience subsystems.

Replacement Considerations

Consult the official cross-reference list for verified substitutes. Generic replacements may lack automotive qualification standards. Verify pin compatibility and thermal resistance before switching suppliers to ensure system integrity.

FAQ

What is the primary control interface for this motor driver?

It utilizes standard logic inputs compatible with pulse width modulation signals for speed regulation.

Does the device include over-temperature protection?

Yes, it incorporates internal thermal shutdown circuitry to prevent damage during excessive heat generation.