BD7755RFV-E2 Equivalent & Substitute Parts

Part Overview

The BD7755RFV-E2 is a multiphase motor driver IC manufactured by ROHM Semiconductor, designed for brushless DC (BLDC) motor control applications in consumer electronics such as DVD and Blu-Ray players. This integrated power management IC combines control and power stage functionality in a single 54-HTSSOP package, delivering 2.5A output current across a 4.3V to 13.2V supply range.

The BD7755RFV-E2 is classified as obsolete. Identifying equivalent and substitute parts is essential for design continuity, production planning, and long-term product support when original inventory becomes unavailable.

Substiute Parts

BD7755RFV-E2

ROHM SemiconductorIn Stock: 32561BD7755RFV-E2 Datasheet

Current PartRFQ

BD7755RFV-E2

ROHM SemiconductorIn Stock: 32561BD7755RFV-E2 Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the BD7755RFV-E2 is determined by strict alignment of the following critical parameters:

Motor control function and integration level: The part must provide fully integrated control and power stage functionality for multiphase brushless DC motor applications.

Output configuration: Half Bridge (11) topology is required to maintain circuit compatibility.

Electrical specifications: Output current of 2.5A, supply voltage range of 4.3V to 13.2V, and load voltage range of 4.3V to 13.2V must be matched or exceeded.

Interface type: On/Off control interface must be preserved.

Technology platform: Power MOSFET-based implementation is required.

Package and mounting: 54-HTSSOP-B package with surface mount capability and exposed pad design must be maintained for PCB layout compatibility.

Operating temperature range: -20°C to 70°C operational window must be supported.

Compliance and regulatory status: RoHS3 compliance and REACH unaffected status are mandatory for production and distribution.

Parameter Comparison

Engineering Selection Recommendations

The BD7755RFV-E2 is classified as obsolete. When sourcing replacement inventory or designing for long-term production, component selection must prioritize parts with identical electrical specifications, package configuration, and regulatory compliance status.

Selection criteria are based on the following factors:

Product status and availability: Obsolete classification necessitates identification of parts with matching specifications to ensure design continuity and production feasibility.

Regulatory compliance: RoHS3 compliance and REACH unaffected status are non-negotiable for current manufacturing and distribution requirements.

Package and thermal characteristics: The 54-HTSSOP-B package with exposed pad design and MSL 3 rating must be maintained to preserve PCB layout compatibility and assembly process requirements.

Electrical performance: Output current, supply voltage range, and load voltage specifications must match the original part to ensure circuit functionality without redesign.

Frequently Asked Questions (FAQ)

Q: What makes a part a valid substitute for the BD7755RFV-E2?

A: A valid substitute must match all critical parameters: multiphase brushless DC motor driver function, fully integrated control and power stage, half bridge output configuration, 2.5A output current, 4.3V to 13.2V supply and load voltage range, on/off interface, power MOSFET technology, 54-HTSSOP-B package, surface mount mounting type, -20°C to 70°C operating temperature, RoHS3 compliance, and MSL 3 rating.

Q: Why is package compatibility important for substitution?

A: The 54-HTSSOP-B package with 0.295" width and exposed pad design is specific to PCB layout, thermal management, and assembly process requirements. Deviations in package type, pin count, or pad configuration will require PCB redesign and assembly process validation.

Q: Can parts with higher current ratings substitute for the BD7755RFV-E2?

A: Parts with higher current ratings may be electrically compatible if all other parameters match. However, substitution decisions must be based on the provided parametric specifications. Higher current capability does not automatically qualify a part as a substitute without confirmation of identical or superior performance across all specified parameters.

Q: What is the significance of the obsolete product status?

A: Obsolete status indicates that the manufacturer has discontinued production. This classification makes identification of equivalent parts essential for maintaining design continuity, supporting existing products in the field, and planning future production runs.

Q: Are there any restrictions on using substitute parts in existing designs?

A: Substitute parts must maintain identical electrical performance, package configuration, and regulatory compliance. Any deviation from the specified parameters may require design review, PCB layout modification, or assembly process changes. Substitution decisions should be documented and validated before implementation in production.