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BA3121F-E2 AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

BA3121F-E2 product

BA3121F-E2

Amplifiers

Audio AmplifierGround IsolationAutomotive

The BA3121F is a 2-channel ground isolation amplifier optimized for automotive audio systems to eliminate ground-loop noise.

Best for

  • Car audio ground loop isolation

Avoid if

  • High-power amplification requirements

Check before use

  • Capacitor values for ripple rejection

Key specifications

Channels
2
CMRR
57 dB
THD
0.002 %

Compliance & Environment

RoHS
ROHS3 Compliant
REACH
-
MSL
-
ECCN
EAR99
HTSUS
8542310001.0

Application

Automotive Audio

Datasheet

434146.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for BA3121F-E2: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
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PCB Footprint
Land pattern for PCB layout
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3D Model
STEP file for mechanical design
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Where to Buy

Real-time and catalog pricing from verified distributors

Live prices updated on demand · Catalog (~) prices may differ

Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

It is a monolithic ground isolation amplifier IC developed by ROHM for car audio applications to eliminate noise generated by wiring resistance.