L6206Q

Full Half-Bridge (H Bridge) Drivers Overview

The L6206Q is a DMOS dual full bridge driver designed for motor control applications, developed using BCD multipower technology. It integrates isolated DMOS power transistors with CMOS and bipolar circuits on a single chip. The device operates within an 8 V to 52 V supply voltage range and delivers a peak output current of 5.6 A. It features a typical RDS(on) of 0.3 Ω at TJ = 25 °C and supports operating frequencies up to 100 kHz. Available in a 48-VFQFPN (7x7) package, it includes thermal shutdown, undervoltage lockout, cross-conduction protection, and integrated fast free-wheeling diodes.

Full Half-Bridge (H Bridge) Drivers Feature Summary

• Integrates isolated DMOS power transistors with CMOS and bipolar circuits via BCD multipower technology
• Features programmable high-side overcurrent detection with non-dissipative protection and diagnostic output
• Includes thermal shutdown, undervoltage lockout, and cross-conduction protection mechanisms
• Supports paralleled operation for increased current capacity

Full Half-Bridge (H Bridge) Drivers Applications

• Brushed DC motor control
• Stepper motor drive systems
• Industrial automation equipment

Full Half-Bridge (H Bridge) Drivers Procurement Notes

Verify the specific suffix Q indicates the VFQFPN package variant when sourcing. Confirm compatibility with 5 V or 3.3 V logic inputs if interfacing with microcontrollers. Ensure PCB layout accommodates the bare pad thermal requirements for optimal heat dissipation. Check datasheet for recommended operating conditions regarding junction temperature limits.

Full Half-Bridge (H Bridge) Drivers Selection Notes

Select this component for applications requiring high peak current handling and robust protection features. The integrated diagnostic output facilitates easy implementation of overcurrent protection schemes. Consider the thermal performance and package size constraints when designing the PCB footprint. Verify that the operating frequency requirements do not exceed the specified 100 kHz limit.

Full Half-Bridge (H Bridge) Drivers Part Context

The L6206Q belongs to STMicroelectronics' L6206 series of DMOS dual full bridge drivers. This family utilizes BCD multipower technology to combine power and control functions. The L6206Q specifically offers higher peak current capabilities compared to some variants in the series, making it suitable for demanding motor control tasks.

Full Half-Bridge (H Bridge) Drivers Replacement Considerations

L6206PD: Different PowerSO-36 package with slightly different electrical characteristics.

Full Half-Bridge (H Bridge) Drivers FAQ

How is overcurrent protection implemented in the L6206Q?

The L6206Q features programmable high-side overcurrent detection with non-dissipative protection. It also provides a diagnostic output that can be used to implement overcurrent protection schemes.

What technology is used to fabricate the L6206Q?

The L6206Q is developed using BCD multipower technology, which combines isolated DMOS power transistors with CMOS and bipolar circuits on the same chip.