Datasheet MAX30102 (Maxim) - 6
| 制造商 | Maxim |
| 描述 | High-Sensitivity Pulse Oximeter and Heart-Rate Sensor for Wearable Health |
| 页数 / 页 | 32 / 6 — Typical Operating Characteristics. RED LED SUPPLY HEADROOM. IR LED SUPPLY … |
| 文件格式/大小 | PDF / 917 Kb |
| 文件语言 | 英语 |
Typical Operating Characteristics. RED LED SUPPLY HEADROOM. IR LED SUPPLY HEADROOM. VDD SUPPLY CURRENT vs. SUPPLY VOLTAGE
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MAX30102 High-Sensitivity Pulse Oximeter and Heart-Rate Sensor for Wearable Health
Typical Operating Characteristics
(VDD = 1.8V, VLED+ = 5.0V, TA = +25°C, RST, unless otherwise noted.)
RED LED SUPPLY HEADROOM IR LED SUPPLY HEADROOM VDD SUPPLY CURRENT vs. SUPPLY VOLTAGE
60 toc01 60 toc02 1.0 toc03 ILED = 50mA I 0.9 50 50 LED = 50mA A) A) A) 0.8 (m (m (m NT 40 NT 0.7 NORMAL 40 OPERATION 0.6 CURRE CURRE CURRENT 30 30 0.5 ED ED I LY LED = 20mA D L ILED = 20mA IR L 0.4 RE 20 20 SUPP 0.3 0.2 SHUTDOWN 10 10 MODE 0.1 0 0 0.0 0 1 2 3 4 5 0 1 2 3 4 5 0 0.5 1 1.5 2 2.5 VLED VOLTAGE (V) VLED VOLTAGE (V) SUPPLY VOLTAGE (V)
DC COUNTS vs. DISTANCE FOR V VLED SHUTDOWN CURRENT WHITE HIGH-IMPACT STYRENE CARD DD SHUTDOWN CURRENT vs. TEMPERATURE
50000
vs. TEMPERATURE
toc06 toc05 0.14 to MODE = SPO2 and HR 7.0 c 45000 04 ADC RES = 18 BITs VDD 0.13 2.2V 40000 ADC SR = 100 SPS 6.0 ADC FULL SCALE = 16384nA 2.0V (µA) 0.12 35000 (uA) 5.0 1.8V NT 1.7V NT 30000 0.11 (SUM 4.0 25000 CURRE N N CURRE 0.10 W VLED = 5.25V 20000 W COUNTS 3.0 DO IR DO 0.09 15000 RED 2.0 SHUT SHUT 0.08 10000 VLED = 4.75V V DD V LED 5000 1.0 0.07 0 0.0 0.06 0 5 10 15 20 -50 0 50 100 150 -50 0 50 100 150 DISTANCE (mm) TEMPERATURE (°C) TEMPERATURE (°C)
RED LED SPECTRUM AT TA = +30°C IR LED SPECTRUM AT TA = +30°C
120 toc08 120 toc09 100 100 ) (% 80 (% ER ER 80 POW 60 POW 60 IZED 40 IZED AL AL 40 20 NORM NORM 0 20 -20 0 500 600 700 800 700 800 900 1000 WAVELENGTH (nm) WAVELENGTH (nm) Maxim Integrated │6 www.maximintegrated.com
Typical Operating Characteristics
(VDD = 1.8V, VLED+ = 5.0V, TA = +25°C, RST, unless otherwise noted.)
RED LED SUPPLY HEADROOM IR LED SUPPLY HEADROOM VDD SUPPLY CURRENT vs. SUPPLY VOLTAGE
60 toc01 60 toc02 1.0 toc03 ILED = 50mA I 0.9 50 50 LED = 50mA A) A) A) 0.8 (m (m (m NT 40 NT 0.7 NORMAL 40 OPERATION 0.6 CURRE CURRE CURRENT 30 30 0.5 ED ED I LY LED = 20mA D L ILED = 20mA IR L 0.4 RE 20 20 SUPP 0.3 0.2 SHUTDOWN 10 10 MODE 0.1 0 0 0.0 0 1 2 3 4 5 0 1 2 3 4 5 0 0.5 1 1.5 2 2.5 VLED VOLTAGE (V) VLED VOLTAGE (V) SUPPLY VOLTAGE (V)
DC COUNTS vs. DISTANCE FOR V VLED SHUTDOWN CURRENT WHITE HIGH-IMPACT STYRENE CARD DD SHUTDOWN CURRENT vs. TEMPERATURE
50000
vs. TEMPERATURE
toc06 toc05 0.14 to MODE = SPO2 and HR 7.0 c 45000 04 ADC RES = 18 BITs VDD 0.13 2.2V 40000 ADC SR = 100 SPS 6.0 ADC FULL SCALE = 16384nA 2.0V (µA) 0.12 35000 (uA) 5.0 1.8V NT 1.7V NT 30000 0.11 (SUM 4.0 25000 CURRE N N CURRE 0.10 W VLED = 5.25V 20000 W COUNTS 3.0 DO IR DO 0.09 15000 RED 2.0 SHUT SHUT 0.08 10000 VLED = 4.75V V DD V LED 5000 1.0 0.07 0 0.0 0.06 0 5 10 15 20 -50 0 50 100 150 -50 0 50 100 150 DISTANCE (mm) TEMPERATURE (°C) TEMPERATURE (°C)
RED LED SPECTRUM AT TA = +30°C IR LED SPECTRUM AT TA = +30°C
120 toc08 120 toc09 100 100 ) (% 80 (% ER ER 80 POW 60 POW 60 IZED 40 IZED AL AL 40 20 NORM NORM 0 20 -20 0 500 600 700 800 700 800 900 1000 WAVELENGTH (nm) WAVELENGTH (nm) Maxim Integrated │6 www.maximintegrated.com