DRV8881EPWPR-P Equivalent & Substitute Parts

Part Overview

The DRV8881EPWPR-P is a bipolar motor driver integrated circuit manufactured by Texas Instruments, designed for fully integrated control and power stage applications. This Power MOSFET driver operates across a supply voltage range of 6.5V to 45V and delivers 1.4A output current, making it suitable for brushed DC and bipolar stepper motor applications. The device is housed in a 28-PowerTSSOP package and maintains Active product status with full ROHS3 compliance. Substitute parts are identified when equivalent functional performance can be achieved within the specified electrical and mechanical parameters of this product category.

Substiute Parts

DRV8881EPWPR-P

Texas InstrumentsIn Stock: 1160DRV8881EPWPR-P Datasheet

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A3901SEJTR-T

Allegro MicroSystemsIn Stock: 39420A3901SEJTR-T Datasheet

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MP6507GF-Z

Monolithic Power Systems Inc.In Stock: 63741MP6507GF-Z Datasheet

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MP6507GQ-Z

Monolithic Power Systems Inc.In Stock: 35393MP6507GQ-Z Datasheet

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TB62261FTAG,EL

Toshiba Semiconductor and StorageIn Stock: 4060TB62261FTAG,EL Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the DRV8881EPWPR-P are identified based on the following critical parameters that define functional equivalence within the bipolar motor driver category:

Primary Substitution Criteria:

• Motor Type Support: Bipolar stepper and brushed DC motor capability
• Function: Fully integrated driver with control and power stage
• Output Configuration: Half Bridge (4) topology
• Interface: Parallel control interface
• Technology: Power MOSFET implementation
• Mounting Type: Surface mount configuration

Secondary Compatibility Factors:

• Output current capacity (minimum 400mA for general applications)
• Supply voltage range overlap with application requirements
• Operating temperature range coverage
• Package form factor compatibility with PCB layout constraints
• Product status (Active devices only)
• Regulatory compliance (ROHS3)

The identified substitute parts maintain functional equivalence in motor driver topology and control architecture. Voltage and current specifications vary by substitute, requiring application-specific validation against system requirements.

Parameter Comparison

Engineering Selection Recommendations

DRV8881EPWPR-P Primary Application Profile: The DRV8881EPWPR-P operates within a high-voltage supply range (6.5V to 45V) with 1.4A output current capacity. This specification set targets general-purpose motor control applications requiring extended voltage operation. The 28-PowerTSSOP package provides thermal management through exposed pad design. All substitute candidates maintain Active product status and ROHS3 compliance, confirming regulatory alignment.

A3901SEJTR-T (Allegro MicroSystems): This substitute operates within a restricted supply voltage range of 2.5V to 5.5V with 400mA output current. The 10-TDFN package represents a significantly smaller footprint. Selection of this part requires application voltage compatibility with the 2.5V to 5.5V window. MSL rating of 1 (Unlimited) provides superior moisture handling compared to the main part's MSL 3 rating.

MP6507GF-Z (Monolithic Power Systems): This substitute provides 700mA output current within a 2.7V to 15V supply range. The 16-TSSOP package maintains similar width (0.173", 4.40mm) to the main part but with reduced pin count. Operating temperature range matches the main part (-40°C to 125°C). MSL rating of 2A (4 Weeks) represents intermediate moisture sensitivity.

MP6507GQ-Z (Monolithic Power Systems): This variant shares identical electrical specifications with MP6507GF-Z (700mA, 2.7V to 15V) but uses a 16-QFN (3x3) package format. MSL rating of 1 (Unlimited) provides superior moisture handling. Package selection between MP6507GF-Z and MP6507GQ-Z depends on PCB layout and thermal management requirements.

TB62261FTAG,EL (Toshiba Semiconductor): This substitute delivers 800mA output current with a restricted supply voltage range of 4.75V to 5.25V. The 36-WQFN (6x6) package represents the largest footprint among substitutes, offering enhanced thermal dissipation. Step resolution extends to 1/4 stepping. Operating temperature range extends to 150°C (TJ). Selection requires strict voltage compliance within the 4.75V to 5.25V window.

Frequently Asked Questions (FAQ)

Q: Can the A3901SEJTR-T substitute for the DRV8881EPWPR-P in all applications?

A: No. The A3901SEJTR-T operates within a 2.5V to 5.5V supply voltage range, while the DRV8881EPWPR-P supports 6.5V to 45V. Substitution is valid only for applications operating within the 2.5V to 5.5V window. Additionally, the A3901SEJTR-T provides 400mA output current compared to the main part's 1.4A, limiting use to lower-current motor applications.

Q: What are the key differences between MP6507GF-Z and MP6507GQ-Z?

A: Both parts share identical electrical specifications: 700mA output current, 2.7V to 15V supply voltage, and -40°C to 125°C operating temperature. The primary difference is package format: MP6507GF-Z uses 16-TSSOP (0.173", 4.40mm Width) while MP6507GQ-Z uses 16-QFN (3x3). MSL ratings also differ: MP6507GF-Z has MSL 2A (4 Weeks) while MP6507GQ-Z has MSL 1 (Unlimited). Package selection depends on PCB layout constraints and thermal management strategy.

Q: Is the TB62261FTAG,EL suitable for high-voltage applications?

A: No. The TB62261FTAG,EL operates within a restricted supply voltage range of 4.75V to 5.25V, making it unsuitable for applications requiring the extended 6.5V to 45V range of the DRV8881EPWPR-P. This substitute is appropriate only for fixed 5V supply systems.

Q: How do package differences affect PCB design?

A: Package selection impacts PCB layout, thermal management, and assembly processes. The DRV8881EPWPR-P uses 28-PowerTSSOP (0.173", 4.40mm Width). Substitutes range from compact 10-TDFN (3x3) to larger 36-WQFN (6x6) packages. Smaller packages reduce board space but may limit thermal dissipation. Larger packages provide enhanced heat spreading. Pin count and pitch also vary, requiring layout redesign for package substitution.

Q: What is the significance of MSL ratings in motor driver selection?

A: Moisture Sensitivity Level (MSL) indicates the maximum time a component can be exposed to ambient conditions (typically 30°C, 85% relative humidity) before soldering. The DRV8881EPWPR-P has MSL 3 (168 Hours), requiring storage in dry conditions. A3901SEJTR-T and MP6507GQ-Z have MSL 1 (Unlimited), providing superior moisture tolerance. MP6507GF-Z has MSL 2A (4 Weeks). Selection depends on manufacturing environment and storage capabilities.

Q: Can substitutes be used interchangeably without firmware changes?

A: All identified substitutes maintain parallel interface control architecture and half-bridge (4) output configuration, supporting direct functional replacement at the control signal level. However, differences in output current capacity, voltage ranges, and package pinouts may require PCB redesign and system validation. Firmware typically requires no modification if control signal timing and logic levels remain compatible.

Q: Which substitute offers the best thermal performance?

A: The TB62261FTAG,EL provides the largest package footprint (36-WQFN, 6x6), offering maximum thermal dissipation area. However, its restricted 4.75V to 5.25V supply voltage range limits applicability. For applications within the 2.7V to 15V range, MP6507GQ-Z (16-QFN) and MP6507GF-Z (16-TSSOP) both provide exposed pad designs for thermal management, with MP6507GQ-Z offering superior moisture resistance (MSL 1).

Q: Are all substitutes ROHS3 compliant?

A: Yes. All identified substitute parts maintain ROHS3 compliance, matching the regulatory status of the DRV8881EPWPR-P. This ensures compatibility with environmental and hazardous substance restrictions across manufacturing and end-use markets.