Model & package intelligence
Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.
CJ TL082
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
15
specifications
Core information
- Product name
- CJ TL082
- Type
- CJ
- Minimum package
- 4000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- CJ
- Electronic Component
- TL082
- Electronic Component
- 1
- Package
- SOP-8
- Electronic Component
- FET-Input Op Amp
- Electronic Component
- 1g
- Electronic Component
- 1
- Features
- Built-in
- Electronic Component
- BM0264583166
- Electronic Component
- Electronic Component
- Electronic Component
- 4000
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
TL082 概述（CJ/长电，SOP-8 封装）
一、产品定位与核心特性
TL082 是一款双路 JFET 输入运算放大器，CJ（江苏长电/长晶）提供 SOP-8 封装版本，适合音频、信号调理和通用模拟电路。其主要功能特性包括：带短路保护（输出端故障时具有限流保护），以及内置频率/相位补偿（保证稳定性并简化外部补偿设计）。JFET 输入带来高输入阻抗和较低的漂移特性，适用于高阻抗传感器前端。
二、典型电气与性能概要
- 输入类型：JFET 输入（高输入阻抗、低偏置电流）
- 功耗与供电：常见为对称电源供电（典型 ±5V 至 ±18V），具体工作范围请参见 CJ 官方数据手册
- 增益与带宽：适用于中等带宽需求的通用放大，内部补偿便于在单位增益或低增益下稳定工作
- 抑制与保护：内置短路保护/限流设计，提升系统鲁棒性
- 输出特性：非轨到轨输出（输出摆幅受电源电压影响），在设计时需留意头尾摆幅裕量
（注：以上为性能概述，具体数值如开环增益、共模电压范围、失调电压、偏置电流、带宽与转换速率等，请以 CJ 提供的器件规格书为准。）
三、引脚与封装（SOP-8）
常见 SOP-8 引脚功能排列（由封装左上角编号顺序）：
- 输出 A
- 反相输入 A (-)
- 同相输入 A (+)
- V-（负电源）
- 同相输入 B (+)
- 反相输入 B (-)
- 输出 B
- V+（正电源） 该排列便于在双通道电路中并行或反向配置使用。
四、典型应用场景
- 音频前级放大与滤波：低噪声与较高输入阻抗适合拾音器、话筒等
- 精密比较与缓冲：作为电压跟随器用于高阻抗信号缓冲
- 主动滤波器、积分与微分电路：内部补偿提高稳定性，减少外部调整
- 信号调理与数据采集前端：传感器放大与抗干扰处理
五、设计注意事项与选型建议
- 供电：若需单电源或低电压（例如 3.3V）工作，需核查器件的共模范围与输出摆幅；TL082 非轨到轨，低压单电源时性能受限
- 负载与短路：尽管具备短路保护，仍应在 PCB 设计中考虑输出限流与热散，以防长时间短路造成损伤
- 温漂与偏置：JFET 输入虽有低偏置电流，但在高精度测量中仍需考虑输入偏置与输入泄漏
- 替代器件：若需更宽带宽、轨到轨或更低功耗，可考虑其他系列或 CMOS 输入放大器
六、封装、焊接与可靠性
SOP-8 封装便于表贴生产，焊接时遵循回流温度曲线，避免过热造成内部应力。器件易受静电损伤（ESD），在拿取与装配时应采取接地与防静电措施。存储建议干燥、防潮并遵循厂商保质期与密封要求。
总结：CJ（长电）出品的 TL082 SOP-8 是一款适用于多种通用模拟电路的双路 JFET 运放，凭借内置补偿与短路保护，能在多数中低频信号处理场景中提供可靠性能。具体电气参数与应用范例请参照 CJ 官方数据手册及评估板测试结果，以便在设计中获得最优表现。
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.
1 Piece Integrated Circuit for IRS20124S IRS21956S SOP-20 IRS2453DS SOP-14
- Model
- IRS20124S
- Package
