BA8522RF-E2 Equivalent & Substitute Parts Reference

Part Overview

The BA8522RF-E2 from Rohm Semiconductor is a linear audio amplifier IC featuring two circuits in an 8-SOP surface-mount package. It is characterized by an audio-specific design, moderate slew rate, gain bandwidth product, and typical supply/current ratings suitable for audio signal processing applications. The component has transitioned to "Not For New Designs" status, necessitating the identification of substitute or equivalent parts to ensure ongoing maintenance, manufacturing, or redesign activities.

Substiute Parts

BA8522RF-E2

Rohm SemiconductorIn Stock: 838BA8522RF-E2 Datasheet

Current PartRFQ

LM7372MR/NOPB

Texas InstrumentsIn Stock: 1372LM7372MR/NOPB Datasheet

SimilarRFQ

LM7372MRX/NOPB

Texas InstrumentsIn Stock: 3187LM7372MRX/NOPB Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution is strictly determined by matching core electrical and mechanical parameters within the Linear Amplifiers category. The relevant and provided parameters for selection include: amplifier type, number of circuits, slew rate, gain bandwidth product, input bias current, input offset voltage, supply current, output current per channel, supply voltage range, operating temperature range, surface mount capability, and comparable package form factor. Only devices listing these specific values and package compatibility are considered valid substitutes in this context.

Parameter Comparison

Engineering Selection Recommendations

The BA8522RF-E2 is marked as "Not For New Designs." The listed substitutes, LM7372MR/NOPB and LM7372MRX/NOPB, are active and compliant to ROHS3 and REACH, matching supply chain and environmental requirements. Both are classified under ECCN EAR99, facilitating global sourcing. Differences in moisture sensitivity level (MSL) must be observed according to assembly process requirements, as the original part is rated MSL 1 (unlimited), while substitutes are rated MSL 3 (168 hours). All listed devices are available in surface-mount packages.

Frequently Asked Questions (FAQ)

Q1: How are substitute parts for BA8522RF-E2 determined?
A1: Substitutes are determined by matching the critical parameters provided: function, number of circuits, package compatibility, electrical characteristics, temperature range, RoHS compliance, and assembly classification.

Q2: Are the LM7372MR/NOPB and LM7372MRX/NOPB compatible in form factor?
A2: Both substitutes are provided in 8-pin SOIC surface-mount packages, aligning with the original, but precise package dimensions and PowerPad features should be referenced for board layout compatibility as per the parameter list.

Q3: What differences exist in assembly or manufacturing requirements?
A3: The main difference is in moisture sensitivity level (MSL): BA8522RF-E2 is MSL 1 (unlimited floor life), while LM7372MR/NOPB and LM7372MRX/NOPB are MSL 3 (168 hours floor life), impacting storage and assembly practices.

Q4: Does supply voltage range differ significantly between the main and substitute parts?
A4: The BA8522RF-E2 operates from 4V to 32V; both LM7372 variants have a supply range of 9V to 36V, which should be within system requirements specified in the application.

Q5: What certifications and compliance distinctions are relevant?
A5: All parts are ROHS3 compliant, REACH unaffected, and classified under ECCN EAR99, which designates broad export eligibility and environmental compliance for manufacturing.