LB11685AV-MPB-H Equivalent & Substitute Parts

Part Overview

The LB11685AV-MPB-H is a motor driver integrated circuit manufactured by onsemi, designed for brushless DC (BLDC) motor control applications. This device integrates control and power stage functionality in a single package, operating across a 4.5V to 18V supply range with 1.2A output current capability. The product is classified as obsolete, making identification of functionally equivalent alternatives essential for ongoing design support and component procurement.

Substiute Parts

LB11685AV-MPB-H

onsemiIn Stock: 1121LB11685AV-MPB-H Datasheet

Current PartRFQ

LB11685AV-W-AH

onsemiIn Stock: 2001LB11685AV-W-AH Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the LB11685AV-MPB-H is determined by strict equivalence across the following critical parameters:

• Output Configuration: Half Bridge (3)
• Motor Type: Brushless DC (BLDC)
• Function: Driver - Fully Integrated, Control and Power Stage
• Interface: Parallel
• Technology: Bipolar
• Current - Output: 1.2A
• Voltage - Supply: 4.5V ~ 18V
• Voltage - Load: 4.5V ~ 18V
• Operating Temperature: -40°C ~ 150°C (TJ)
• Package / Case: 24-LSOP (0.220", 5.60mm Width)
• Supplier Device Package: 24-SSOP-J

The LB11685AV-W-AH meets all substitution criteria, maintaining identical electrical specifications, thermal performance, and mechanical packaging requirements.

Parameter Comparison

Engineering Selection Recommendations

The LB11685AV-W-AH is a direct functional equivalent to the LB11685AV-MPB-H. Both devices are classified as obsolete products from onsemi. The substitute part maintains identical electrical performance, thermal operating range, and mechanical packaging specifications.

The LB11685AV-W-AH carries ROHS3 compliance certification, whereas the main part does not specify RoHS status. Both parts maintain REACH Unaffected status and EAR99 export classification.

Selection between these parts should be based on component availability and compliance requirements specific to the end application. No electrical or thermal derating is required when substituting the LB11685AV-W-AH for the LB11685AV-MPB-H.

Frequently Asked Questions (FAQ)

Q: Can the LB11685AV-W-AH be used as a direct replacement for the LB11685AV-MPB-H?

A: Yes. Both parts are manufactured by onsemi and share identical electrical specifications, output configuration, operating temperature range, and package dimensions. No circuit modifications are required.

Q: Are there any differences in pin configuration between these parts?

A: No. Both parts use the 24-SSOP-J package with identical pin assignments and mechanical dimensions (24-LSOP, 0.220" width, 5.60mm).

Q: What is the significance of the RoHS3 compliance on the LB11685AV-W-AH?

A: RoHS3 compliance indicates the substitute part meets current European Union Restriction of Hazardous Substances regulations. This may be relevant for applications subject to RoHS requirements. The main part does not specify RoHS status.

Q: Do both parts have the same moisture sensitivity requirements?

A: Yes. Both parts carry MSL 3 (168 Hours) classification, requiring identical handling and storage protocols.

Q: Are there any thermal performance differences between these parts?

A: No. Both parts operate across the identical temperature range of -40°C to 150°C (junction temperature) and deliver 1.2A output current.