MAX30102
Manufacturer
adi
Overview
Part: MAX30102 (Maxim Integrated)
Type: Integrated Pulse Oximetry and Heart-Rate Monitor Module
Key Specs:
- Main Power Supply: 1.8V
- LED Power Supply: 3.3V
- Ultra-Low Shutdown Current: 0.7µA (typ)
- Operating Temperature Range: -40°C to +85°C
- ADC Resolution: 18 bits
- Heart-Rate Monitor Power: < 1mW
Features:
- Integrated pulse oximetry and heart-rate monitor sensor in LED reflective solution
- Includes internal LEDs, photodetectors, optical elements, and low-noise electronics with ambient light rejection
- Complete system solution to ease design-in for mobile and wearable devices
- Standard I2C-compatible interface
- Software shutdown with zero standby current
- Integrated Cover Glass for optimal, robust performance
- Programmable Sample Rate and LED Current for power savings
- Fast Data Output Capability (High Sample Rates)
- Robust Motion Artifact Resilience (High SNR)
Applications:
- Wearable Devices
- Fitness Assistant Devices
- Smartphones
- Tablets
Package:
- 14-Pin Optical Module: 5.6mm x 3.3mm x 1.55mm
- 14 OESIP
Features
- Heart-Rate Monitor and Pulse Oximeter Sensor in LED Reflective Solution
- Tiny 5.6mm x 3.3mm x 1.55mm 14-Pin Optical Module
- Integrated Cover Glass for Optimal, Robust Performance
- Ultra-Low Power Operation for Mobile Devices
- Programmable Sample Rate and LED Current for Power Savings
- Low-Power Heart-Rate Monitor (< 1mW)
- Ultra-Low Shutdown Current (0.7µA, typ)
- Fast Data Output Capability
- High Sample Rates
- Robust Motion Artifact Resilience
- High SNR
- -40°C to +85°C Operating Temperature Range
Ordering Information appears at end of data sheet.
Applications
- Wearable Devices
- Fitness Assistant Devices
- Smartphones
- Tablets
Pin Configuration
Electrical Characteristics
(VDD = 1.8V, VLED+ = 5.0V, TA = -40°C to +85°C, unless otherwise noted. Typical values are at TA = +25°C) (Note 1)
| PARAMETER | SYMBOL | CONDITIONS | MIN | TYP | MAX | UNITS |
|---|---|---|---|---|---|---|
| POWER SUPPLY | ||||||
| Power-Supply Voltage | VDD | Guaranteed by RED and IR count tolerance | 1.7 | 1.8 | 2.0 | V |
| LED Supply Voltage VLED+ to PGND | VLED+ | Guaranteed by PSRR of LED driver | 3.1 | 3.3 | 5.0 | V |
| Supply Current | IDD | SpO2 and HR mode, PW = 215µs, 50sps | 600 | 1200 | µA | |
| IR only mode, PW = 215µS, 50sps | 600 | 1200 | ||||
| Supply Current in Shutdown | ISHDN | TA = +25°C, MODE = 0x80 | 0.7 | 10 | µA |
Absolute Maximum Ratings
| VDD to GND0.3V to +2.2V | |-------------------------------------------------|--| | GND to PGND0.3V to +0.3V | | VLED+ to PGND0.3V to +6.0V | | All Other Pins to GND0.3V to +6.0V | | Output Short-Circuit Current DurationContinuous | | Continuous Input Current into Any Terminal±20mA | | ESD, Human Body Model (HBM)2.5kV | | Latchup Immunity±250mA | | Continuous Power Dissipation (TA = +70°C) | |-------------------------------------------|--| | OESIP (derate 5.5mW/°C above +70°C)440mW | | Operating Temperature Range40°C to +85°C | | Junction Temperature+90°C | | Soldering Temperature (reflow)+260°C | | Storage Temperature Range40°C to +105°C | Stresses beyond those listed under "Absolute Maximum Ratings" may cause permanent damage to the device. These are stress ratings only; functional operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to absolute maximum rating conditions for extended periods may affect device reliability.
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