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See Technical Specifications

MAX30112EWG+T +BOM

Oximeter/Heart Rate Sensor I2C Output

Manufacturer:

Maxim Integrated
Mfr.Part #:

MAX30112EWG+T
Datasheet:

MAX30112EWG+T Datasheet (PDF)
PackingQty:

Reel,2500
PackingOption:

Reel
TempRange:

-40 to 85C
Product:

Oximeter/Heart Rate Monitors
EDA/CAD Models:

Request Free CAD Models for MAX30112EWG+T

MAX30112EWG+T General Description

Featuring high-current LED driver DACs, the MAX30112EWG+T is equipped to deliver exceptional optical readout signal processing, making it a complete solution for heart rate detection. When paired with external LED(s) and photo diode(s), this cutting-edge device offers unparalleled performance and low power consumption, making it particularly suitable for wrist applications

Key Features

Reflective or Transmissive Heart Rate, Heart Rate Variability, or SpO₂ Monitoring
Transmit Section
- Two 8-bit LED Current DACs
- Four Current Ranges 50mA, 100mA, 150mA, 200mA
- Low Noise Current Sources for High Peak Transmit to Receive Dynamic Range
- Low 160mV Dropout to Support Direct Drive From Rechargeable Li Battery
- High Output Impedance and High Supply Rejection to Support Unregulated Supply or Direct Drive From Boost Switcher Supply
Receive Section
- 19-bit Optical ADC Path to Support the Lowest Perfusions Situations
- Low 25pA-RMS Input Referred Noise to Minimize LED Power Under Most Conditions
- High Ambient Light Input Range of 200μA and to Support Extraction of HRM Signal in the Most Adverse Lighting Conditions
- Built-in Front And Back End Ambient Light Cancellation, Improving Rejection and Eliminating System Complexity of Dealing with Ambient Light
- Short Exposure Pulse Widths of 52μs, 104μs, 206μs, 417μs for Efficient Uses of LED Light
- Multiple Sample Rate Options from 20sps to 3.2ksps
Ultra-Low-Power Operation for Mobile and Body-Wearable Device
- Dynamic Power Down Modes to 100sps for Low-Power Consumption
- Full AFE Power Consumption of Less Than 25μA (typ) at 25sps
- Large 32 Sample FIFO to Support Batch Processing in the Microcontroller
- Variety of System Monitors Mappable to Interrupts to Off-Load System Monitoring Functions From the Microcontroller
- Low Shutdown Current = 1.4μA (typ)
I²C interface
Supports a Single 1.8V Supply with Separate 3.1V to 5.25V LED Supply
Miniature 2.8mm x 2.0mm, 6x4, 0.4mm Ball Pitch WLP Package
-40°C to +85°C Operating Temperature Range

Application

Heart Rate Monitors
Cycling GPS Devices
Sleep Tracking Bands

Specifications

model	MAX30112EWG+T	packingQty	Reel,2500
packingOption	Reel	lifeCycle	production
tempRange	-40 to 85C	Product Category	Biometric Sensors
Product	Oximeter/Heart Rate Monitors	Operating Supply Current	241 uA
Mounting Style	SMD/SMT	Maximum Operating Temperature	+ 85 C
Minimum Operating Temperature	- 40 C	Operating Supply Voltage	1.7 V to 2 V
Product Type	Biomedical Sensors	Series	MAX30112
Factory Pack Quantity	2500	Subcategory	Sensors
Supply Voltage - Max	2 V	Supply Voltage - Min	1.7 V
Unit Weight	0.001658 oz