行业组件数据 · 2026

温度传感器

Temperature sensor for automotive active grille shutter systems that monitors coolant/air temperature to optimize engine thermal management and aerodynamics.

技术定义与适配语境
典型 温度传感器 会按材料、尺寸公差、适配关系和失效风险在 汽车制造 中评估。

A precision electronic component integrated into automotive active grille shutter (AGS) systems that continuously measures coolant or ambient air temperature. It provides real-time data to the vehicle's engine control unit (ECU) to regulate shutter opening/closing, balancing engine cooling requirements with aerodynamic efficiency. This sensor enables intelligent thermal management by adjusting airflow through the radiator based on operating conditions.

组件规格

定义
A precision electronic component integrated into automotive active grille shutter (AGS) systems that continuously measures coolant or ambient air temperature. It provides real-time data to the vehicle's engine control unit (ECU) to regulate shutter opening/closing, balancing engine cooling requirements with aerodynamic efficiency. This sensor enables intelligent thermal management by adjusting airflow through the radiator based on operating conditions.
工作原理
Operates on the thermistor principle (typically Negative Temperature Coefficient - NTC) where electrical resistance changes predictably with temperature variations. The sensor's resistance decreases as temperature increases, converting thermal energy into measurable electrical signals. These analog signals are transmitted to the ECU via voltage dividers or digital communication protocols (like LIN or PWM) for processing and shutter actuation decisions.
材料
Housing: PA66-GF30 (30% glass-filled polyamide) for thermal stability and chemical resistance. Sensing element: Ceramic-encapsulated NTC thermistor chip (Mn-Ni-Co oxide). Electrical contacts: Gold-plated brass pins. Seal: EPDM rubber gasket (IP67 rating). Cable: PVC-insulated copper wires with high-temperature silicone coating.
Accuracy
±1.5°C at 25°C, ±2.5°C full range
Thread Size
M12x1.5 or M16x1.5
Service Life
>15 years/250,000 cycles
Output Signal
0-5V analog or PWM/LIN digital
Response Time
<5 seconds (90% step change)
Operating Voltage
5V DC ±10%
Protection Rating
IP67
Temperature Range
-40°C to +150°C
Vibration Resistance
20g (10-2000 Hz)
Electrical Connection
3-pin Deutsch DT04-3P connector
标准
ISO 26262ISO 16750AEC-Q200SAE J1455

行业分类与别名

温度传感器 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

Thermal cycling stress on solder joints->Intermittent signal loss or open circuit->Use high-temp solder (SnAgCu) with strain relief, implement thermal cycling testing per ISO 16750-4
Coolant contamination on sensing surface->Slow response time or calibration drift->Apply hydrophobic coating, design with protective thermal well, specify coolant compatibility
Vibration-induced connector disconnection->Complete signal loss->Use locking connectors (Deutsch DT series), add secondary retention clip, validate with vibration testing

工业生态与工程逻辑

0
Thermal shock from rapid temperature changes
1
Chemical degradation from coolant additives
2
Signal drift over extended operation
3
Connector corrosion in salt environments
4
Mechanical damage from road debris

合规与检测

tolerance
±1.5% resistance tolerance at 25°C, ±2.5°C temperature accuracy across operating range
test method
ISO 16750-4 (thermal cycling), ISO 20653 (IP testing), SAE J1455 (environmental), AEC-Q200 (stress qualification)

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

How does this sensor improve fuel efficiency?

By providing precise temperature data to close shutters during cold starts/warm conditions, reducing aerodynamic drag by up to 5% and improving fuel economy by 1-2%.

What maintenance does this sensor require?

Designed as maintenance-free with sealed construction. Periodic diagnostic scans during service intervals can verify signal integrity, with replacement typically only needed upon failure.

Can it withstand automotive washdown conditions?

Yes, the IP67 rating ensures protection against high-pressure wash (up to 100 bar) and temporary immersion, with EPDM seals preventing water ingress.

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CNFX Industrial Component Index · 汽车制造

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请求制造能力信息: 温度传感器

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URN:CNFX:ME:UNIT:TEMPERATURE_SENSOR