Maxim MAX86150生物传感器模块解决方案

Maxim公司的MAX86150是集成了血管容积图,心电图,血氧传感器和心率监视传感器等生物传感器模块,包括了内部LED,光电探测器和带环境光抑制的低噪音电子学,容易设计在移动和可穿戴设备.工作电压1.8V,并有单独电压用于内部LED,工作温度-40℃到 +85℃,2哦用在智能手机,平板电脑,可穿戴设备以及健身辅助设备.本文介绍了MAX86150主要优势和特性,简化框图和功能框图,典型应用电路图以及评估板MAX86150 EVS主要特性,电路图,材料清单和PCB设计图.
The MAX86150 is an integrated electrocardiogram, pulse oximeter, heart rate monitor sensor module. It includes internal LEDs, photodetector, and low-noise electronics with ambient light rejection. The MAX86150 helps ease design-in to mobile and wearable devices.
The MAX86150 operates on a 1.8V supply voltage with a separate power supply for the internal LEDs. Communication to and from the module is entirely through a standard I2C-compatible interface. The module can be shut down through software with near zero standby current, allowing the power rails to remain powered at all times.
MAX86150主要优势和特性:
Electrocardiogram (ECG) Optimized for Dry Electrode Operation
Reflective Heart Rate Monitor and Medical-Grade Pulse Oximeter
Miniature 3.3mm x 5.6mm x 1.3mm 22-pin Optical Module Optical-Grade Glass for Long-Term Optimal and Robust Performance
Ultra-Low Power Operation for Mobile Devices Ultra-Low Shutdown Current (0.7μA Typical)
High SNR and Robust Ambient Light Cancellation
-40℃ to +85℃ Operating Temperature Range
MAX86150应用:
Smartphones
Tablets
Wearable Devices
Fitness Assistant Devices

图1.MAX86150简化框图

图2.MAX86150功能框图

图3.MAX86150典型应用电路图
评估板MAX86150 EVS
The MAX86150 Evaluation System (EV system) provides a proven platform to evaluate the MAX86150 integrated photoplethysmogram (PPG) and 1-lead electrocardiogram (ECG) sensor module. The EV system consists of two boards that connect through header pins: a MAX3263...