Model & package intelligence
Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.
ROHM BA4558F-E2 BA4558F
Configuration
1 options
Configuration
Date code within 2 years
Available for RFQ
Technical data
Product details
20
specifications
Core information
- Product name
- ROHM BA4558F-E2
- Type
- ROHM
- Unit
- Electronic Component
- Minimum package
- 2500 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic Component
- ROHM
- Electronic Component
- BA4558F-E2
- Electronic Component
- 1
- Package
- SOP-8
- Electronic Component
- Operational Amplifier
- Electronic Component
- 0.217g
- Electronic Component
- 1
- Features
- Built-in
- Electronic Component
- BM0000280273
- Operating Temperature
- 40℃~+85℃
- Amplifier
- 2
- (SR)
- 1V/us
- Static Current(Iq)
- 3mA
- Electronic Component
- Electronic Component
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
BA4558F-E2 产品概述
产品简介
BA4558F-E2 是一款来自 ROHM（罗姆）公司的高性能双通道运算放大器，设计用于广泛的应用场景，包括音频信号处理、传感器信号放大以及其他需要精准增益的电子电路。凭借其强大的性能规格和优异的工作稳定性，该运算放大器成为了许多设计工程师的理想选择。
关键参数
增益带宽积（GBP）：2 MHz
- 该运算放大器的增益带宽积为 2 MHz，意味着即使在较高增益的条件下也能保持较好的频率响应，适合多种信号处理应用。
压摆率（SR）：1.2 V/µs
- 具备 1.2 V/µs 的压摆率，使得 BA4558F-E2 能够快速响应输入信号变化，保证信号传输的准确性与清晰度，适合快速变化的信号环境。
电流 - 输入偏置：60 nA
- 极低的输入偏置电流（60 nA）意味着该运算放大器对于高阻抗信号源的影响非常小，适合用于传感器电路和精密测量应用。
工作温度范围：-40°C ~ 85°C
- 该运算放大器在广泛的工作温度范围内保持稳定工作，适用于工业、汽车及其他恶劣环境中的应用。
电源电压：8V ~ 30V, ±4V ~ 15V
- 灵活的供电范围使得 BA4558F-E2 可以在多种电源电压条件下稳定工作，适应性强。
通道功耗：3 mA
- 低功耗设计（每通道 3 mA）可有效延长电池供电电子设备的使用时间，同时保证放大器工作的高效性。
封装规格：8-SOP
- 采用 8-SOP 表面贴装型封装，方便 PCB 设计与安装，使得其在空间有限的项目中同样可用。
应用场景
BA4558F-E2 可广泛应用于各种电子产品及系统中，如：
- 音频设备：在音频放大器及混音器电路中，BA4558F-E2 可有效放大音频信号，提升音频质量。
- 传感器接口：通过其低偏置电流和较高输入阻抗，适合用作传感器信号调理电路，以确保信号的准确传输。
- 仪器仪表：在测量设备中可用作高精度的信号放大，适应不同的测量需求，提高测量结果的准确性。
- 信号处理电路：适用于滤波、比较和信号整形等多种信号处理场合，增强电路设计的灵活性和功能性。
总结
BA4558F-E2 运算放大器因其出色的增益带宽积、压摆率及低功耗特性，非常适合声音信号处理、传感器信号放大及多种电子信号处理应用。其多样的电源范围和广泛的工作温度使其在各种环境条件下均表现稳定，无疑是设计工程师在选择运算放大器时的优良选择。ROHM 作为知名电子元器件制造商，其质量、可靠性及性能都得到了广泛认可。选择 BA4558F-E2，将为您的电子设计提供坚实的保障与支持。
Request for quote
Send RFQ
Use the form for single models, category sourcing, and multi-line BOM requirements.
Product sourcing intelligence
Model, package, availability, and BOM fit reviewed before quotation.
WMSIC turns product data, package visuals, BOM context, and sourcing signals into practical RFQ notes for buyers.
BOM matching & alternatives
BOM lines are compared by package, parameters, quantity, and workable alternatives for cleaner sourcing decisions.
Sourcing availability signal
Stock routes, quotation confidence, lead-time notes, and shipment feasibility are checked before sales follow-up.
Buyer sourcing scenarios
Examples of how common component sourcing requests are organized.
Typical RFQ scenarios based on the WMSIC form fields, catalog data, manual review steps, and shipment preparation workflow.
The buyer shares the full part number, package requirement, quantity, destination, and available product photos so the quotation can record the exact version under review.
A multi-line BOM is organized into direct sourcing lines, lines that need package clarification, and lines where alternative-part review is permitted.
The original manufacturer part number, datasheet revision, application, critical limits, and acceptable changes are collected before possible candidates are discussed.
Sample quantity, minimum packing, package format, target date, and courier destination are kept together in one RFQ conversation.
Package photos, model markings, board context, and the quantity needed for repair help focus the sourcing review on the relevant version.
When a suffix or package note is incomplete, the response records the open difference and requests buyer confirmation before procurement proceeds.
Packing format, carton notes, invoice details, courier option, destination, and tracking handoff are coordinated around the confirmed order.
The request connects the previously used model, current demand, package evidence, target timing, and replenishment sourcing route.
Related products
Packaged components ready for RFQ.
