Datasheet

(V
DD
= 1.8V, V
LED+
= 5.0V, T
A
= +25°C, RST, unless otherwise noted.)
645
650
655
660
665
670
675
-50 0 50 100 150
PEAK WAVELENGTH (nm)
TEMPERATURE (°C)
RED LED PEAK WAVELENGTH
vs. TEMPERATURE
toc11
LED CURRENT:
10mA
20mA
30mA
50mA
MODE = FLEX LED
ADC RES = 18 BITS
ADC SR = 400 SPS
ADC FULL SCALE = 2048nA
860
870
880
890
900
910
-50 0 50 100 150
PEAK WAVELENGTH (nm)
TEMPERATURE (°C)
IR LED PEAK WAVELENGTH
vs. TEMPERATURE
toc12
LED CURRENT
10mA
20mA
30
mA
50
mA
-20
0
20
40
60
80
100
120
400 450 500 550 600 650 700
NORMALIZED POWER (%)
WAVELENGTH (nm)
GREEN LED SPECTRA AT 30°C
toc10
-20
0
20
40
60
80
100
120
500 600 700 800
NORMALIZED POWER (%)
WAVELENGTH (nm)
RED LED SPECTRA AT T
A
= +30°C
toc08
0.06
0.07
0.08
0.09
0.10
0.11
0.12
0.13
0.14
-50 0 50 100 150
V
LED
SHUTDOWN CURRENT (µA)
TEMPERATURE (°C)
V
LED
SHUTDOWN CURRENT
vs. TEMPERATURE
V
LED
= 4.75V
toc07
V
LED
= 5.25V
0
20
40
60
80
100
120
700 800 900 1000
NORMALIZED POWER (%)
WAVELENGTH (nm)
IR LED SPECTRA AT T
A
= +30°C
toc09
Maxim Integrated │ 7
www.maximintegrated.com
MAX30101 High-Sensitivity Pulse Oximeter and
Heart-Rate Sensor for Wearable Health
Typical Operating Characteristics (continued)