Model & package intelligence
Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.
Available for RFQ
Technical data
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
CAI0402X7R332K250GT是芯声电子(HRE) 推出的通用型多层陶瓷电容(MLCC),属于该品牌CAI系列标准品。型号命名遵循行业通用规则,各段含义清晰:
该产品采用多层陶瓷叠层工艺制造,电极以镍(Ni)为基底,表面镀纯锡(Sn),完全符合RoHS 2.0、REACH SVHC等环保法规,无铅无卤。
CAI0402X7R332K250GT的性能参数匹配通用电子电路的设计需求,关键指标如下:
参数项 规格值 测试条件/备注 标称容值 3.3nF(332) 1kHz/1Vrms正弦波 容值精度 ±10%(K) 25℃标准环境下 额定直流电压 25V DC 最高持续工作电压(需降额使用) 温度系数(X7R) -55℃~+125℃,ΔC≤±15% 容值随温度变化的稳定范围 损耗角正切(tanδ) ≤2.0%(1kHz) 典型值1.5%左右,射频下≤5%(1GHz) 绝缘电阻(IR) ≥10¹⁰Ω(25℃,100V DC) 高绝缘性保障信号完整性 谐振频率(fr) 约100MHz(典型值) 射频电路滤波的关键谐振点补充:该电容的等效串联电阻(ESR)在1kHz下约为0.5Ω,适合中低频滤波与去耦场景。
0402封装(公制1005)是该产品的核心机械特征,适配高密度PCB布局,具体性能如下:
物理尺寸:
机械可靠性:
焊接兼容性:
因容值稳定、体积小巧、成本适中,该产品广泛覆盖以下领域:
注意:若用于汽车动力系统(如BMS),需切换至AEC-Q200认证的车规级X7R产品,本款为工业级通用型。
该产品通过多项可靠性测试,满足通用电子设备的环境要求:
为确保性能稳定,需注意以下要点:
总结:CAI0402X7R332K250GT是一款高性价比通用MLCC,适用于大部分低压电子电路的滤波、去耦、耦合场景,芯声电子的叠层工艺保障了可靠性与一致性,是PCB高密度布局的理想选择。
Request for quote
Use the form for single models, category sourcing, and multi-line BOM requirements.
Product sourcing intelligence
WMSIC turns product data, package visuals, BOM context, and sourcing signals into practical RFQ notes for buyers.
Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.
BOM lines are compared by package, parameters, quantity, and workable alternatives for cleaner sourcing decisions.
Stock routes, quotation confidence, lead-time notes, and shipment feasibility are checked before sales follow-up.
Buyer sourcing scenarios
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