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Vishay VCNL4020CGS08 Optical Biosensor

The VCNL4020C is a fully integrated optical biosensor designed for wearable health monitoring and pulse oximetry applications. It features a built-in infrared emitter, ambient light sensor, and photodiode with signal conditioning, providing excellent ambient light suppression and 16-bit resolution. The device operates with an I²C interface, has programmable LED drive current from 10 mA to 200 mA, and offers flexible modulation timing. Its compact surface-mount package measures 4.90 x 2.40 x 0.83 mm, making it ideal for precise, low-power measurements in compact devices.

Authorized Distributors
Source:Newark
Part No:VCNL4020C-GS08
Stock:152
Inv Date:06-09-2026
Price: Unit price: $0.441
Buy/RFQ:
Part No:VCNL4020C-GS08
Stock:0
Inv Date:06-10-2026
Price: N/A
Buy/RFQ:

Vishay VCNL4020CGS08 Optical Biosensor Specifications:

  • Package type: surface-mount
  • Dimensions: 4.90 x 2.40 x 0.83 mm
  • Supply voltage range: 2.5 V to 3.6 V
  • Operation temperature range: -25°C to +85°C
  • Total power dissipation: 50 mW
  • Measurement resolution: 16-bit
  • Ambient light measurement range: 0.25 Ix to 16 kIx
  • Built-in infrared emitter (IRED), ambient light sensor (ALS), and photodiode (PD)
  • Programmable LED current: 10 mA to 200 mA in 10 mA steps
  • I²C bus operating voltage: 1.7 V to 5 V
  • Standby current: approximately 1.5 μA
  • Reel packaging options: GS08 (3300 pcs), GS18 (13000 pcs)
  • Floor life: 72 hours at <30°C and RH<60%
  • Moisture sensitivity level: 4 according to J-STD-020
  • Reflow soldering max temperature: 260°C for 30 seconds

Buy the Vishay Series Biosensor: Optical Sensor for Wearable Applications VCNL4020C

Order the Vishay VCNL4020C online today to incorporate this highly integrated optical biosensor into your wearable health monitoring systems. With programmable LED currents, 16-bit resolution, and ambient light suppression, it ensures precise, reliable measurements in compact form factors. Ideal for pulse oximetry, fitness trackers, and medical wearables, this sensor provides excellent performance with low power consumption. Take advantage of fast delivery options and secure online purchasing to enhance your product capabilities today.

Buy Vishay VCNL4020C now and experience unmatched reliability and performance in wearable health monitoring devices.

Frequently Asked Questions

Where can I buy Vishay VCNL4020CGS08?

You can click on the BUY or RFQ button to purchase VCNL4020CGS08 from an authorized Vishay distributor.

How do I troubleshoot issues or seek technical support for part VCNL4020CGS08?

You can download the VCNL4020CGS08 datasheet or visit the Vishay website for support.

Who is the manufacturer of VCNL4020CGS08?

Vishay

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