行业组件数据 · 2026

散热器

Heat sink for dissipating thermal energy from high-fidelity audio amplifier components to maintain optimal operating temperatures.

技术定义与适配语境
典型 散热器 会按材料、尺寸公差、适配关系和失效风险在 电气设备制造 中评估。

A passive heat exchanger component designed to transfer thermal energy generated by electronic components (such as power transistors and integrated circuits) in high-fidelity audio amplifier modules to the surrounding environment through conduction, convection, and radiation mechanisms, preventing thermal throttling and ensuring signal integrity.

组件规格

定义
A passive heat exchanger component designed to transfer thermal energy generated by electronic components (such as power transistors and integrated circuits) in high-fidelity audio amplifier modules to the surrounding environment through conduction, convection, and radiation mechanisms, preventing thermal throttling and ensuring signal integrity.
工作原理
Operates on Fourier's law of heat conduction and Newton's law of cooling. Thermal energy from amplifier components transfers through direct contact (conduction) to the heat sink's base, then distributes through fins that increase surface area for enhanced convective heat transfer to ambient air, with radiation contributing minimally at typical operating temperatures.
材料
Aluminum alloy 6063-T5 (primary) or copper C11000 for higher conductivityanodized surface treatment (5-25μm) for corrosion resistance and emissivity enhancementthermal interface material (silicone-based grease or phase-change pads) with 1-5 W/m·K conductivity.
Weight
50-300 g
Fin Density
4-12 fins/inch
Surface Area
200-800 cm²
Base Thickness
3-8 mm
Mounting Pressure
5-15 psi
Thermal Resistance
0.5-2.5 °C/W
标准
ISO 22007DIN 47100

行业分类与别名

散热器 的常用贸易名称、技术标识和检索关键词。

上级产品

该组件会出现在以下整机或工业产品中。

FMEA · 风险与缓解

诱因 → 失效模式 → 工程缓解

Poor thermal interface application->Increased junction temperature exceeding 150°C->Implement automated TIM dispensing and pressure-controlled mounting processes
Inadequate fin orientation relative to airflow->Reduced convective heat transfer by 30-50%->Design validation through computational fluid dynamics (CFD) simulation

工业生态与工程逻辑

0
Insufficient cooling leading to thermal shutdown
1
Mechanical stress on PCB from mounting
2
Corrosion in humid environments
3
Airflow obstruction from dust accumulation

合规与检测

tolerance
±0.1 mm flatness across base surface
test method
ISO 22007 thermal conductivity measurement, infrared thermography under load

制造该组件的工厂

来自 CNFX 组件能力表的相关制造商资料。

制造商列表用于前期研究和供应商能力理解,不代表认证、排名或交易担保。

采购评估维度

不是客户评论,也不是实时热度。以下维度用于前期 RFQ 准备和供应商评估。

技术文档
4/5
制造能力
4/5
可检验性
5/5
供应商透明度
3/5

这些分值是采购评估维度示例,不代表真实客户评分、具体国家买家反馈或实时询盘。

相关组件

常见问题

Why are heat sinks critical in high-fidelity audio amplifiers?

They prevent thermal runaway in power transistors, maintain component lifespan, and reduce harmonic distortion caused by temperature-dependent parameter shifts.

How do I select the appropriate heat sink for my amplifier design?

Calculate thermal load (power dissipation), consider ambient temperature, available space, airflow conditions, and match thermal resistance to your maximum junction temperature requirements.

我可以直接联系工厂吗?

CNFX 是开放目录,不是交易平台或采购代理。工厂资料和表单用于帮助你准备直接沟通。

CNFX Industrial Component Index · 电气设备制造

数据基础

CNFX 制造商资料、技术分类、公开产品信息和持续合理性检查。

初步技术归类
本页用于结构化准备研究、RFQ 和供应商评估,不替代买方自己的供应商资质审查、标准核验和技术批准。

请求制造能力信息: 散热器

说明目标数量、应用场景、交期和关键技术要求,用于准备 RFQ 或供应商评估。

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URN:CNFX:ME:UNIT:HEAT_SINK