VEML4031X00www.vishay.com Vishay Semiconductors
ABSOLUTE MAXIMUM RATINGS(Tamb = 25 °C, unless otherwise specified)
PARAMETER TEST CONDITION SYMBOL MIN. MAX. UNITSupply voltage VDD 0 3.6 V Operation temperature range Tamb -40 +110 °C Storage temperature range Tstg -40 +110 °C Total power dissipation Tamb ≤ 25 °C Ptot - 50 mW Junction temperature Tj - +110 °C
BASIC CHARACTERISTICS(Tamb = 25 °C, unless otherwise specified)
PARAMETER TEST CONDITION SYMBOL MIN. TYP. MAX. UNITSupply voltage VDD 2.5 3.3 3.6 V Shutdown state (1); VDD = VBUS - 0.5 - Shutdown state (1); VDD = VBUS = 3.0 V - - 1.2 Supply current IDD μA Shutdown state (1); VDD = 3.6 V, VBUS = 1.7 V - 3.1 - Active state; VDD = 3.3 V - 280 - I2C clock rate range fSCL 10 - 400 kHz VBUS = VDD Vih 0.7 x VBUS - 3.6 V I2C bus input H-level range 0.85 x VBUS ≠ VDD Vih - 3.6 V VBUS VBUS = VDD Vil -0.3 - 0.3 x VBUS V I2C bus input L-level range VBUS ≠ VDD Vil -0.3 - 0.2 x VBUS V Digital current out (low, current sink) Iol 3 - - mA Digital resolution (LSB count) (2) With ALS_GAIN = x 2, ALS_IT = 400 ms, - 0.0026 - lx/step ALS_PDDIV = 4/4 PD With ALS_GAIN = x 0.5, ALS_IT = 6.25 ms, Detectable maximum illuminance E ALS_PDDIV = 1/4 PD V max. - 172 000 - lx ALS - 4 - Dark offset (2) With ALS_GAIN = x 2, ALS_IT = 200 ms, step ALS_PDDIV = 4/4 PD IR - 4 -
Notes(1) Light conditions: dark (2) Light conditions: EV = 100 lx with 4300K white LED
CIRCUIT BLOCK DIAGRAM VEML4031X00ALS Integrating ADC GND 1 4 VDD IR Integrating ADC Logic and timing controller Oscillator Command Data INT registers registers control SDA 2 I2C interface 3 SCL Temperature compensation Fig. 1 - Block Diagram Rev. 1.1, 12-Mar-2025
2Document Number: 80348 For technical questions, contact:
[email protected] 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
