Datasheet VEML4031X00 (Vishay) - 5
| Manufacturer | Vishay |
| Description | High Accuracy Ambient Light Sensor With I 2C Interface |
| Pages / Page | 15 / 5 — VEML4031X00. BASIC CHARACTERISTICS |
| File Format / Size | PDF / 254 Kb |
| Document Language | English |
VEML4031X00. BASIC CHARACTERISTICS
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VEML4031X00
www.vishay.com Vishay Semiconductors
BASIC CHARACTERISTICS
(Tamb = 25 °C, unless otherwise specified) Axis Title Axis Title 110 10000 20 10000 ) 18 Illuminance 4330 lux, 100 ) (% ALS channel % 16 white LED 4300K ity 90 l ( tiv e 14 n n nsi 80 12 a e 1000 10 1000 S 70 Ch Upper deviation V(λ) S 8 60 ne ne ne ine ne ectral ine 6 AL p Typical 50 4 1st li 2nd li 1st li 2nd l 2nd li e S 2nd l 2 v 40 100 viation, 0 100 elati 30 -2 R - -4 l. 20 re -6 Lower deviation Φ, 10 Relative De -8 s(λ) 0 10 -10 10 300 400 500 600 700 800 900 1000 1100 -40 -20 0 20 40 60 80 100 λ - Wavelength (nm) T - Ambient Temperature (°C) amb Fig. 5 - Relative Spectral Sensitivity ALS Channel vs. Wavelength Fig. 8 - Relative Deviation ALS Channel vs. Ambient Temperature (at lux levels lower than ~200 lux,dark current effects should be taken into account) Axis Title Axis Title 110 10000 10000 ) 850 nm IR LED 100 (% 30 ) ity 90 tiv (% nsi 80 20 e 1000 annel 1000 S 70 h C 60 ne ne R 10 ne ine ne ectral ine p n, I 50 1st li o 2nd li 1st li 2nd l 2nd li e S 2nd l ati v 40 0 100 100 elati Devi 30 R - ve l. 20 -10 re Φ, 10 Relati s(λ) 0 10 -20 10 300 400 500 600 700 800 900 1000 1100 -40 -20 0 20 40 60 80 100 λ - Wavelength (nm) T - Ambient Temperature (°C) amb Fig. 6 - Relative Spectral Sensitivity IR Channel vs. Wavelength Fig. 9 - Relative Deviation IR Channel vs. Ambient Temperature Axis Tit 0° le 10° 20° 10000 30° nt e 1000 40° 1.0 ne ine 0.9 Displacem 50° 2nd l 2nd li 0.8 100 60° - Relative Sensitivity l. Angular re - S 70° φ 0.7 80° 10 0.6 0.4 0.2 0 1st line Fig. 7 - Relative Sensitivity vs. Angular Displacement Rev. 1.1, 12-Mar-2025
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Document Number: 80348 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
www.vishay.com Vishay Semiconductors
BASIC CHARACTERISTICS
(Tamb = 25 °C, unless otherwise specified) Axis Title Axis Title 110 10000 20 10000 ) 18 Illuminance 4330 lux, 100 ) (% ALS channel % 16 white LED 4300K ity 90 l ( tiv e 14 n n nsi 80 12 a e 1000 10 1000 S 70 Ch Upper deviation V(λ) S 8 60 ne ne ne ine ne ectral ine 6 AL p Typical 50 4 1st li 2nd li 1st li 2nd l 2nd li e S 2nd l 2 v 40 100 viation, 0 100 elati 30 -2 R - -4 l. 20 re -6 Lower deviation Φ, 10 Relative De -8 s(λ) 0 10 -10 10 300 400 500 600 700 800 900 1000 1100 -40 -20 0 20 40 60 80 100 λ - Wavelength (nm) T - Ambient Temperature (°C) amb Fig. 5 - Relative Spectral Sensitivity ALS Channel vs. Wavelength Fig. 8 - Relative Deviation ALS Channel vs. Ambient Temperature (at lux levels lower than ~200 lux,dark current effects should be taken into account) Axis Title Axis Title 110 10000 10000 ) 850 nm IR LED 100 (% 30 ) ity 90 tiv (% nsi 80 20 e 1000 annel 1000 S 70 h C 60 ne ne R 10 ne ine ne ectral ine p n, I 50 1st li o 2nd li 1st li 2nd l 2nd li e S 2nd l ati v 40 0 100 100 elati Devi 30 R - ve l. 20 -10 re Φ, 10 Relati s(λ) 0 10 -20 10 300 400 500 600 700 800 900 1000 1100 -40 -20 0 20 40 60 80 100 λ - Wavelength (nm) T - Ambient Temperature (°C) amb Fig. 6 - Relative Spectral Sensitivity IR Channel vs. Wavelength Fig. 9 - Relative Deviation IR Channel vs. Ambient Temperature Axis Tit 0° le 10° 20° 10000 30° nt e 1000 40° 1.0 ne ine 0.9 Displacem 50° 2nd l 2nd li 0.8 100 60° - Relative Sensitivity l. Angular re - S 70° φ 0.7 80° 10 0.6 0.4 0.2 0 1st line Fig. 7 - Relative Sensitivity vs. Angular Displacement Rev. 1.1, 12-Mar-2025
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Document Number: 80348 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
