DRV8952DDWR

Full Half-Bridge (H Bridge) Drivers Overview

The DRV8952DDWR is a wide-voltage, high-power, four-channel half-bridge driver from Texas Instruments. It supports a supply voltage range of 4.5V to 65V and integrates N-channel power MOSFETs with a typical on-resistance of 50mΩ per FET at 24V and 25°C. The device delivers up to 5A output current per channel in the DDW package. It includes an integrated charge pump regulator, current detection and regulation circuits, and comprehensive protection features such as UVLO, OCP, and thermal shutdown.

Full Half-Bridge (H Bridge) Drivers Feature Summary

• Integrates four independently controllable half-bridges with built-in N-channel MOSFETs for driving various loads including motors, solenoids, and TECs.
• Features integrated high-side current detection with adjustable external voltage reference (VREF) for precise current regulation and programmable fault recovery methods.
• Includes robust internal protection mechanisms covering power supply undervoltage lockout, charge pump undervoltage, output overcurrent, and thermal shutdown.
• Supports low-power sleep mode for ultra-low static current consumption and offers independent logic supply voltage options.

Full Half-Bridge (H Bridge) Drivers Applications

• Factory automation systems and robotic motion control
• Medical imaging equipment and diagnostic devices
• Programmable Logic Controller (PLC) motor modules
• Thermoelectric cooler (TEC) drivers
• Brushed DC and stepper motor drive applications

Full Half-Bridge (H Bridge) Drivers Procurement Notes

Verify that the specific part number suffix matches the required package type, as the DRV8952 family includes variants like PWP and DDW with different pin counts and current ratings. Confirm the operating temperature range aligns with system requirements, noting the specified industrial range. Ensure compatibility with the host controller's logic voltage levels, which support 1.8V, 3.3V, or 5.0V inputs. Cross-reference the latest datasheet revision to confirm any updates to electrical characteristics or recommended operating conditions before finalizing procurement.

Full Half-Bridge (H Bridge) Drivers Selection Notes

Select the DRV8952DDWR when a wide input voltage range up to 65V is required alongside high current capacity of 5A per channel. This package is suitable for applications needing integrated current sensing without external discrete components. Consider the DDW package specifically for its independent ground structure, which facilitates advanced control algorithms requiring separate sensing paths. Evaluate the need for programmable rise/fall times and fault recovery options available in this variant compared to other family members.

Full Half-Bridge (H Bridge) Drivers Part Context

The DRV8952 belongs to Texas Instruments' series of high-performance half-bridge drivers designed for industrial and automotive applications. It is pin-to-pin compatible with the DRV8955PWP and the DRV8962DDW, allowing for design flexibility across different voltage and current specifications within the same form factor. This integration reduces component count and board space while maintaining high reliability through built-in protection features.

Full Half-Bridge (H Bridge) Drivers Replacement Considerations

The DRV8955PWP serves as a pin-to-pin compatible alternative offering 48V operation. The DRV8962DDW provides a direct replacement option with increased voltage tolerance up to 65V and similar current capabilities. Verify that the substitute part meets all electrical and thermal requirements of the original design.

Full Half-Bridge (H Bridge) Drivers FAQ

Does the DRV8952DDWR support independent logic supply voltage?

Yes, the DDW package variant supports an independent logic supply voltage (VCC), allowing flexibility in interfacing with different logic levels.

What protection features are integrated into the DRV8952DDWR?

The device includes power supply undervoltage lockout (UVLO), charge pump undervoltage (CPUV) protection, output overcurrent protection (OCP), and thermal shutdown (OTSD).