VCNL4020C www.vishay.com Vishay Semiconductors High Resolution Digital Biosensor for Wearable Applications 2 With I C Interface FEATURES Package type: surface-mount Package form: SMD Dimensions (L x W x H in mm): 4.90 x 2.40 x 0.83 Integrated modules: infrared emitter (IRED), ambient light sensor (ALS), photo diode (PD), and signal conditioning IC Interrupt function Supply voltage range V : 2.5 V to 3.6 V DD Supply voltage range IR anode: 2.5 V to 5 V 2 Communication via I C interface IR anode 1 10 IR cathode 2 I C bus H-level range: 1.7 V to 5 V SDA 2 9 GND Floor life: 72 h, MSL 4, according to J-STD-020 INT 3 8 GND SCL 4 Low stand by current consumption: 1.5 A V 5 DD 7 nc Material categorization: for definitions of compliance 6 nc please see www.vishay.com/doc 99912 22620 OPTICAL BIOSENSORS FUNCTION Built-in infrared emitter and broader sensitivity DESCRIPTION photodiode allows to also work with green and red LEDs The VCNL4020C is a fully integrated biosensor and ambient 16 bit effective resolution ensures excellent cross talk light sensor. Fully integrated means that the infrared emitter immunity is included in the package. It has 16 bit resolution. It 2 includes a signal processing IC and features standard I C Programmable LED drive current from 10 mA to 200 mA in communication interface. It features an interrupt function. 10 mA steps Excellent ambient light suppression through signal APPLICATIONS modulation Wearables AMBIENT LIGHT FUNCTION Health monitoring Built-in ambient light photo-pin-diode with Pulse oximetry close-to-human-eye sensitivity 16 bit dynamic range from 0.25 lx to 16 klx 100 Hz and 120 Hz flicker noise rejection PRODUCT SUMMARY 2 OPERATING I C BUS AMBIENT SPECTRAL LED PULSE ADC RESOLUTION PART VOLTAGE VOLTAGE LIGHT BANDWIDTH OUTPUT (1) CURRENT BIOSENSOR / AMBIENT NUMBER RANGE RANGE RANGE RANGE CODE (mA) LIGHT SENSOR (V) (V) (lx) (nm) 0.5 2 VCNL4020C 2.5 to 3.6 1.7 to 5 10 to 200 0.25 to 16 383 550 to 970 16 bit, I C 16 bit / 16 bit Note (1) 2 Adjustable through I C interface Rev. 1.1, 20-Mar-18 Document Number: 84350 1 For technical questions, contact: sensorstechsupport vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc 91000 VCNL4020C www.vishay.com Vishay Semiconductors ORDERING INFORMATION (1) ORDERING CODE PACKAGING VOLUME REMARKS VCNL4020C-GS08 MOQ: 3300 pcs Tape and reel 4.90 mm x 2.40 mm x 0.83 mm VCNL4020C-GS18 MOQ: 13 000 pcs Note (1) MOQ: minimum order quantity ABSOLUTE MAXIMUM RATINGS (T = 25 C, unless otherwise specified) amb PARAMETER TEST CONDITION SYMBOL MIN. MAX. UNIT Supply voltage V -0.3 5.5 V DD Operation temperature range T -25 +85 C amb Storage temperature range T -25 +85 C stg Total power dissipation T 25 C P -50 mW amb tot Junction temperature T -100 C j BASIC CHARACTERISTICS (T = 25 C, unless otherwise specified) amb PARAMETER TEST CONDITION SYMBOL MIN. TYP. MAX. UNIT Supply voltage V 2.5 - 3.6 V DD Supply voltage IR anode 2.5 - 5 V 2 I C bus H-level range 1.7 - 5 V INT H-level range 1.7 - 5 V INT low voltage 3 mA sink current - - 0.4 V Standby current, Current consumption -1.5 2 A no LED-operation 2 measurements per second, -5- A LED current 20 mA 250 measurements per second, - 520 - A Current consumption LED current 20 mA pulse mode incl. LED 2 measurements per second, (averaged) -35- A LED current 200 mA 250 measurements per second, -4- mA LED current 200 mA 2 measurements per second -2.5 - A averaging = 1 8 measurements per second -10- A averaging = 1 Current consumption ambient light mode 2 measurements per second - 160 - A averaging = 64 8 measurements per second - 640 - A averaging = 64 Ambient light resolution Digital resolution (LSB count ) - 0.25 - lx E = 100 lx V Ambient light output - 400 - counts averaging = 64 2 I C clock rate range f - - 3400 kHz SCL Rev. 1.1, 20-Mar-18 Document Number: 84350 2 For technical questions, contact: sensorstechsupport vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc 91000