MP6605EGR-P Equivalent & Substitute Parts

Part Overview

The MP6605EGR-P is a 4-channel low-side driver IC manufactured by Monolithic Power Systems Inc., designed for unipolar stepper motor applications. This power management IC integrates control and power stages in a 24-QFN (4x4) surface mount package with exposed pad. The device operates across a supply voltage range of 4.5V to 60V and delivers 1.5A per output channel, making it suitable for general-purpose motor driving applications. The MP6605EGR-P maintains Active product status and is RoHS3 compliant with MSL Level 1 rating. Equivalent substitute parts are identified based on matching electrical specifications, mechanical packaging, and functional characteristics to ensure direct interchangeability in circuit designs.

Substiute Parts

MP6605EGR-P

Monolithic Power Systems Inc.In Stock: 1475MP6605EGR-P Datasheet

Current PartRFQ

MP6605EGR-Z

Monolithic Power Systems Inc.In Stock: 11075MP6605EGR-Z Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the MP6605EGR-P are identified based on strict parametric equivalence. The substitution criteria are defined by the following key parameters:

Electrical Specifications:

• Output current rating: 1.5A per channel
• Supply voltage range: 4.5V ~ 60V
• Load voltage range: 0V ~ 60V
• Operating temperature range: -40°C ~ 125°C (TJ)

Functional Characteristics:

• 4-channel low-side driver configuration
• Serial interface
• Power MOSFET technology
• Fully integrated control and power stage
• Unipolar stepper motor driver function

Mechanical & Packaging Requirements:

• 24-QFN (4x4) package with exposed pad
• Surface mount technology
• 24-VFQFN case designation

Compliance & Environmental:

• RoHS3 compliance
• MSL Level 1 rating
• Active product status

Parts meeting all these criteria are classified as parametric equivalents and direct substitutes.

Parameter Comparison

Engineering Selection Recommendations

The MP6605EGR-Z is a direct parametric equivalent to the MP6605EGR-P. Both parts are manufactured by Monolithic Power Systems Inc. and share identical electrical specifications, functional characteristics, and mechanical packaging. The parts differ only in packaging designation suffix, which reflects different tape and reel configurations or manufacturing batches from the same product line.

Selection Basis:

Both parts maintain Active product status, ensuring continued availability and manufacturer support. Both are RoHS3 compliant and carry MSL Level 1 rating, meeting environmental and moisture sensitivity requirements for standard PCB assembly processes.

The MP6605EGR-Z demonstrates higher inventory availability (11,053 pcs) compared to the MP6605EGR-P (1,390 pcs), making it the preferred choice for applications requiring extended lead times or volume production.

For circuit design purposes, the MP6605EGR-Z provides identical electrical performance and pin compatibility with the MP6605EGR-P. No circuit modifications, layout adjustments, or firmware changes are required when substituting between these parts.

Frequently Asked Questions (FAQ)

Q: Can MP6605EGR-Z be used as a direct replacement for MP6605EGR-P in existing designs?

A: Yes. The MP6605EGR-Z is a direct parametric equivalent with identical electrical specifications, pin configuration, and package dimensions. No design modifications are required.

Q: What is the difference between MP6605EGR-P and MP6605EGR-Z?

A: The parts are functionally and electrically identical. The suffix designation reflects different packaging or manufacturing batch configurations. Both are 24-QFN (4x4) surface mount packages with exposed pad.

Q: Are both parts RoHS3 compliant?

A: Yes. Both MP6605EGR-P and MP6605EGR-Z are RoHS3 compliant with MSL Level 1 rating.

Q: What is the maximum output current per channel?

A: Both parts deliver 1.5A per channel across all four low-side driver outputs.

Q: What supply voltage range is supported?

A: Both parts operate with supply voltages from 4.5V to 60V, with load voltages ranging from 0V to 60V.

Q: Is the operating temperature range the same for both parts?

A: Yes. Both parts operate across -40°C to 125°C junction temperature range.

Q: Can these parts be used for AC or DC motor applications?

A: These parts are specifically designed for unipolar stepper motor applications. AC and DC motor support is not specified for this product line.

Q: What is the package footprint?

A: Both parts use a 24-QFN (4x4) surface mount package with exposed pad, designated as 24-VFQFN.

Q: Are there any lead time differences between the two parts?

A: The MP6605EGR-Z has higher inventory availability, which may result in shorter lead times for procurement.