博通微 DHT22 高精度温湿度传感器模块

评测依据

• review_count：12300
• rating_avg：4.8
• brand_reputation：0
• merchant_count：0
• price_range：[0,99]
• dimension：best_value
• sources：["天猫","京东"]
• time_range：{"from":"2026-06-26 02:53:28","to":"2026-06-26 02:53:28"}
• intros：{"brand_intro":"博通微（BroadMicro）是深圳一家专注于高精度环境传感模块的科技企业，成立于2018年。品牌以\"精准感知\"为核心，产品线覆盖温湿度、气体、光照等专业级传感器模块，广泛应用于智能家居、农业物联网及高校实验室。博通微注重品控，所有模块出厂前均经过48小时老化测试，在专业用户群体中口碑扎实，常被推荐为DHT11的升级替代方案。","product_intro":"该模块采用DHT22（AM2302）数字温湿度传感器，具备更高的精度和更宽的测量范围。温度精度±0.5℃，湿度精度±2%RH，测量范围温度-40~80℃，湿度0~100%RH。同样采用单总线协议，但采样周期提升至2秒，数据稳定性更优。板载10kΩ上拉电阻和去耦电容，支持3.3V-5.5V供电。模块尺寸24×16mm，带固定螺丝孔，适合长期部署项目。","key_specs":["传感器类型：DHT22（AM2302）数字温湿度传感器","通信协议：单总线（One-Wire）","供电电压：3.3V-5.5V DC","测量范围：温度-40~80℃，湿度0-100%RH","测量精度：温度±0.5℃，湿度±2%RH","采样周期：2秒"]}
• alt_products：[{"product_name":"博通微 DHT22 高精度温湿度传感器模块","brand":"博通微","model":"BT-DHT22","price":22},{"product_name":"维特智能 DHT11 温湿度传感器模块","brand":"维特智能","model":"WT-DHT11","price":8.5},{"product_name":"优信电子 土壤湿度传感器模块（电容式）","brand":"优信电子","model":"YX-Soil-Cap","price":12.5}]
• kol_quotes：["\"DHT22是教学和原型设计的黄金标准，博通微这款做工扎实，值得推荐。\"——知乎硬件工程师'电路小王子'","\"对比过几家DHT22模块，博通微的数据最稳，没有毛刺。\"——B站UP主'物联网实验室'"]
• scoring_breakdown：[{"source":"word_of_mouth","score":90.89999999999999,"weight":0.2,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户高度评价其精度和稳定性，认为22元的价格物有所值，尤其适合需要准确数据的教学实验和原型验证。许多高校实验室老师反馈，该模块在恒温恒湿箱测试中表现接近工业级传感器。Arduino和ESP32用户普遍反映库兼容性好，数据读取无跳变。部分用户提到模块体积略大于DHT11版本，但精度提升明显。少数评论指出在极高湿度（>95%RH）下响应稍慢，但整体满意度极高。","source_count":2}},{"source":"objective","score":88.74833333333333,"weight":0.4,"confidence":0.5,"details":{"rating_avg":4.8,"price":22,"wom_score":90.89999999999999}},{"source":"user_review","score":96,"weight":0.3,"confidence":1,"details":{"rating_avg":4.8,"review_count":12300,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["\"DHT22是教学和原型设计的黄金标准，博通微这款做工扎实，值得推荐。\"——知乎硬件工程师'电路小王子'","\"对比过几家DHT22模块，博通微的数据最稳，没有毛刺。\"——B站UP主'物联网实验室'"]}}]
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