Model & package intelligence
Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.
ON LM2902DR2G
Configuration
1 options
Configuration
25+
Available for RFQ
Technical data
Product details
20
specifications
Core information
- Product name
- ON LM2902DR2G
- Type
- ON
- Unit
- Electronic Component
- Minimum package
- 2500
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- ON
- Electronic Component
- LM2902DR2G
- Electronic Component
- 1
- Package
- SOIC-14
- Electronic Component
- Operational Amplifier
- Electronic Component
- 0.36g
- Electronic Component
- 1
- Features
- Built-in; ESD
- Electronic Component
- BM0000285181
- Operating Temperature
- 40℃~+105℃
- Amplifier
- 4
- Output Current
- 20mA
- Power Supply Voltage
- 3V~32V
- Static Current(Iq)
- 3mA
- Electronic Component
- 2500
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
LM2902DR2G 运算放大器产品概述
简介
LM2902DR2G 是安森美（ON Semiconductor）推出的一款四通道通用运算放大器，采用 14-SOIC 表面贴装封装。它设计用于满足工业级和消费类应用的各种需求，表现出优越的性能指标，广泛用于信号处理、音频放大、数据采集等众多领域。
主要特性
四路设计：LM2902DR2G 包含四个独立的运算放大器，这使其在需要多通道处理的应用中提供了便利。多个通道共用相同的工作电源和地线，节省了电路板空间和布线成本。
增益带宽积：增益带宽积达 1MHz，适用于中等频率信号处理，确保其能够覆盖大部分音频和信号调理应用的频率范围。
压摆率：其压摆率为 0.6V/µs，这意味着在快速变化的信号中，LM2902 能够有效跟踪输入信号的变化，提供相对稳定的输出。
高输入阻抗：电流输入偏置为 90nA，输入补偿电压为 2mV，这使得 LM2902 对大多数传感器和源阻抗变化不敏感，确保信号的准确采集。
输出特性：每个通道支持高达 40mA 的输出电流，适应大多数负载类型，并支持多样的应用场景。
电源范围：供电电压范围宽广，单电源供电范围为 3V 到 32V，双电源供电为 ±1.5V 到 ±16V。这种灵活性使得它可以在多种电源配置中应用，从而适应不同的设计需求。
工作温度：LM2902DR2G 的工作温度范围为 -40°C 至 105°C，确保其在严苛环境下的可靠运行，适合各种工业和汽车应用。
封装类型：14-SOIC 封装适合表面贴装技术，有效降低PCB面积，并有助于提升整体电路性能。
应用领域
LM2902DR2G 运算放大器广泛应用于多种领域，包括但不限于：
- 音频放大：适合信号处理和音频放大应用，能够提供清晰的音频信号。
- 传感器信号调理：用于各种传感器的信号调理，良好的输入特性和较低的输入偏置电流确保了高精度信号处理。
- 数据采集系统：可以作为数据采集系统中的信号前端放大器提供必要的增益和带宽。
- 电压比较器：LM2902 还可被应用于电压比较器电路，提供快速的响应和可靠的输出。
设计考量
在设计中，使用 LM2902DR2G 时应考虑噪声管理、供电电源的选择、以及PCB布局。这些因素都对运算放大器的性能有直接影响。例如，合理的去耦电容布局可以有效降低电源噪声，确保放大器在各种工作情况下的稳定性。
总结
LM2902DR2G 是一款性能出色的四通道运算放大器，兼具灵活性和稳定性，适用于多种信号处理场合。其广泛的应用潜力和可靠的性能使其在现代电子设计中成为一种优选元件。无论是工业级应用、消费电子，还是汽车电子，LM2902DR2G 都展现出极佳的适应性和可靠性，为设计师提供了强大而稳定的解决方案。
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.
