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Part Name(s) : VEML6070
Vishay Semiconductors
Vishay Semiconductors
Description : UVA Light Sensor with I2C Interface

DESCRIPTION
VEML6070 is an advanced ultraviolet (UV) Light Sensor with I2C protocol Interface and designed by the CMOS process. It is easily operated via a simple I2C command. The active acknowledge (ACK) feature with threshold windows setting allows the UV Sensor to send out a UVI alert message. Under a strong solar UVI condition, the smart ACK signal can be easily implemented by the software programming.

FEATURES
• Package type: surface mount
• Dimensions (L x W x H in mm): 2.35 x 1.8 x 1.0
• Integrated modules: ultraviolet Sensor (UV), and
   signal conditioning IC
• Converts solar UV Light intensity to digital data
• Excellent UV sensitivity and linearity via FiltronTM
   technology
• Excellent performance of UV radiation
   measurement under long time solar UV exposure
• Excellent temperature compensation
• High dynamic detection resolution
• Standard I2C protocol Interface
• Support acknowledge feature (ACK)
• Immunity on fluorescent Light flicker software shutdown
   mode control
• Package: OPLGA
• Temperature compensation: -40 °C to +85 °C
• Floor life: 168 h, MSL 3, according to J-STD-020
• Output type: I2C bus
• Operation voltage: 2.7 V to 5.5 V
• Material categorization: for definitions of compliance
   please see www.vishay.com/doc?99912

APPLICATIONS
• Solar UV indicator
• Cosmetic / outdoor sport handheld product
• Consumer products

Integrated Device Technology
Integrated Device Technology
Description : Digital UVA / UVB Energy Sensor

Description
The ZOPT2202 Sensor integrates two types of ultra-violet optical Sensors: one that is primarily sensitive in the UVA spectral range and one that is sensitive in the UVB spectral range.
The device is connected via an I²C Interface to a microcontroller. Other I²C or SMBus devices can be connected to the same Interface. The device has a programmable interrupt with hysteresis to respond to events and reduce the microcontroller tasks.

Features
◾ Very high sensitivity for UVA and UVB energy levels
◾ Superior visible Light and infrared energy suppression
◾ Very stable spectral response over angle of Light incidence
◾ Large dynamic range
◾ Excellent temperature compensation
◾ Lowest conversion repeat noise
◾ Parallel operation of UVA and UVB Sensor
◾ I²C Interface capable of standard mode (100kHz) or fast mode
   (400kHz) communication; 1.8V logic compatible
◾ Programmable interrupt function for UVA or UVB Sensor with
   upper and lower thresholds

Sensor Features
UVA/UVB Sensor in a matrix array arrangement
◾ Configurable output resolution: 13 to 20 bits
◾ Configurable analog gain: 1 to 18
◾ Linear output code
◾ Fluorescent Light flicker immunity

Applications
◾ Cellular phones
◾ Notebooks
◾ Consumer devices

Part Name(s) : VEML6075
Vishay Semiconductors
Vishay Semiconductors
Description : UVA and UVB Light Sensor with I2C Interface

DESCRIPTION
The VEML6075 senses UVA and UVB Light and incorporates photodiode, amplifiers, and analog / digital circuits into a single chip using a CMOS process. When the UV Sensor is applied, it is able to detect UVA and UVB intensity to provide a measure of the signal strength as well as allowing for UVI measurement.

FEATURES
• Package type: surface mount
• Dimensions (L x W x H in mm): 2.0 x 1.25 x 1.0
• Integrated modules: ultraviolet Sensor (UV), and
   signal conditioning IC
• Converts solar UV Light intensity to digital data
• Excellent UVA and UVB sensitivity
• Reliable performance of UV radiation
   measurement under long time solar UV
   exposure
• 16-bit resolution per channel
UVA and UVB individual channel solution
• Low power consumption I2C protocol (SMBus compatible)
   Interface
• Package: OPLGA
• Temperature compensation: -40 °C to +85 °C
• Output type: I2C bus
• Operation voltage: 1.7 V to 3.6 V
• Material categorization: for definitions of compliance
   please see www.vishay.com/doc?99912

APPLICATIONS
• Handheld device
• Notebook
• Consumer device
• Industrial and medical application

Renesas Electronics
Renesas Electronics
Description : Digital UVA / UVB Energy Sensor

Description
The ZOPT2202 Sensor integrates two types of ultra-violet optical Sensors: one that is primarily sensitive in the UVA spectral range and one that is sensitive in the UVB spectral range.
The device is connected via an I²C Interface to a microcontroller. Other I²C or SMBus devices can be connected to the same Interface. The device has a programmable interrupt with hysteresis to respond to events and reduce the microcontroller tasks.

Features
◾ Very high sensitivity for UVA and UVB energy levels
◾ Superior visible Light and infrared energy suppression
◾ Very stable spectral response over angle of Light incidence
◾ Large dynamic range
◾ Excellent temperature compensation
◾ Lowest conversion repeat noise
◾ Parallel operation of UVA and UVB Sensor
◾ I²C Interface capable of standard mode (100kHz) or fast mode
   (400kHz) communication; 1.8V logic compatible
◾ Programmable interrupt function for UVA or UVB Sensor with
   upper and lower thresholds

Sensor Features
UVA/UVB Sensor in a matrix array arrangement
◾ Configurable output resolution: 13 to 20 bits
◾ Configurable analog gain: 1 to 18
◾ Linear output code
◾ Fluorescent Light flicker immunity

Applications
◾ Cellular phones
◾ Notebooks
◾ Consumer devices

Part Name(s) : NOA1302 NOA1302DCRG
ON Semiconductor
ON Semiconductor
Description : Ambient Light Sensor with I2C Interface

Description
The NOA1302 integrates a wide dynamic range ambient Light Sensor (ALS) with a 16−bit ADC and a 2−wire I2C digital Interface. The NOA1302 ambient Light Sensor provides a linear response over the range of close to 0 lux to well over 100,000 lux with programmable integration times to optimize noise performance. The Sensor employs proprietary CMOS image sensing technology from ON Semiconductor which provides low noise and high dynamic range output signals and Light response similar to the response of the human eye.

Features
• Senses Ambient Light and Provides an Output Count Proportional to
   the Ambient Light Intensity
• Human Eye Type of Spectral Response
• Provides Comfortable Levels of Display Depending on the Viewing
   Environment
• Linear Response Over the Full Operating Range
• Senses Intensity of Ambient Light from ~0 Lux to over 100,000 Lux
• Programmable Integration Times of 400 ms, 200 ms and 100 ms
• No External Components Required
• Low Power Consumption
• Built−in 16−bit ADC
I2C Serial Communication Port − Standard Mode – 100 kHz
                                                     − Fast Mode – 400 kHz
• This Device is Pb−Free, Halogen Free/BFR Free, and RoHS
   Compliant

Applications
• Saves Display Power in Applications such as:
   − Laptops, Notebooks, Digital Signage
   − LCD TVs and Monitors, Digital Picture Frames
   − LED Indoor/Outdoor Residential and Street Lights

Part Name(s) : ASR8601 ASR8601-N
AMIC Technology
AMIC Technology
Description : Ambient Light Sensor with I2C digital Interface

General Description
The ASR8601 is an ambient Light (ALS) Sensor with wide lux detecting range and full IR rejection. It features an I2C digital output and provides innovative algorithms which can be friendly in application.
ASR8601 ALS sensing offers ASC (Auto Scale Control) mode other than traditional manual mode. with ASC mode, ASR8601 can automatically adjust the sensing time and gain value to the best resolution according to the various Light intensity. User just simply needs to read the measured Light data in accuracy without any other setting. The ASC output data is in dynamic range of 16 bits with 12 bits resolution. And under high intensity mode sensing (AI_H mode), the sensing intensity range can be up to 120K lux.

Features
■ Ambient Light (ALS)
   - ALS closes to human-eye response
   - Full IR rejection
   - Wide lux detecting range up to 120K lux
   - 12 bits resolution with gain and integration time setting
   - ASC model with 16 bits dynamic range
   - Programmable high/low threshold interrupt
■ User trimming is capable for overlay correction
I2C digital Interface up to 400KHz with Interrupt Pin
■ Wait-time range from 0 to 7 seconds to save power
■ 50/60Hz flicker noise rejection
■ VDD = 2.5V to 3.6V
■ Temperature compensation : -40°C to +85°C
■ Low Power consumption IALS~25uA
■ Package option
   - 6-pin OCDFN (2mm x 2.5mm x 1.1mm)
   - All Pb-free (Lead-free) Products are RoHS2.0 Compliant

Applications
■ Surveillance camera
■ Notebook / Monitor
■ Smart phone (touch screen disable and backLight control)
■ LCD display (backLight control)
■ Table PC
■ PDA
■ Industrial Sensor

ON Semiconductor
ON Semiconductor
Description : Ambient Light Sensor, I2C Interface

Overview
LV0104CS is a Photo IC for micro-sized Ambient Light Sensor which has the characteristics of spectral response similar to that of human eyes. It is suitable for the applications like mobile phone (for Digital-TV, One-segment), LCD-TV, laptop computer, PDA, DSC and Camcorder.

Functions
• Smallest OD-CSP package in the world (1.08mm × 1.08mm thickness: 0.6mm)
• Great spectrum sensitivity characteristic
• 16-Bit Digital Output for I2C-BUS
• Low Current consumption, Integrated Sleep function

Part Name(s) : EAAPMST3923A2
EVERLIGHT
EVERLIGHT
Description : Ambient Light Sensor and Proximity Sensor with I2C Interface

General Description
The EAAPMST3923A2 integrates an ambient Light Sensor (ALS), a proximity Sensor (PS), an infrared emitting diode (IRED) driver and an SMBus compatible I2C Interface into one chip. The ALS and PS work independently, and communication to the device is accomplished through the fast I2C Interface (up to 750 kHz) for easy connection to a microcontroller or embedded controller. A flexible interrupt scheme is provided for minimal microcontroller utilization.

Feature
● ALS
   -reading proportional to lux
   -indoor Light source flicker noise rejection
   -matching human eye’s response (IR rejection)
   -selectable 50/100/200/400/800 lux range
● PS
   -narrow band IR spectrum (850nm IRED is recommended)
   -programmable IRED intensity
   -100mA or 200mA pulsed driving current
   -various periodic sleep time between each measurement
● Interrupts
   -independent ALS/PS interrupt thresholds
   -adjustable interrupt persistence
● Green Power
   -less than 150μA DC supply current for ALS/PS sensing
   -less than 0.1μA supply current when powered down
● Easy to Use
   -SMBus Compatible I2C Interface
   -auto register addressing
   -interrupt pin and flags
● Wide Operating Voltage Range
   -1.7V to 3.6V supply for I2C Interface
   -2.3V to 3.6V Sensor power supply
● Wide Operating temperature Range
   -40°C to 85°C ambient temperature
● Size
   -3.94mm (L) ×2.36mm (W) ×1.35mm (H)

Applications
● Display and keypad dimming adjustment and proximity sensing for:
   -Mobile Devices: smart phone, PDA, GPS
   -Computing Devices: laptop PC, notebook
   -Consumer Devices: LCD-TV, digital picture frame, digital camera
● Industrial and medical Light and proximity sensing

Intersil
Intersil
Description : Light-to-Digital I2C Sensor

Light-to-Digital I2C Sensor

The ISL29002 is an integrated Light Sensor with a built-in integrating type ADC and a standard I2C Interface. The device transforms illuminance, ambient Light level in lux, into a digital output signal accessible through I2C. The Sensor precisely converts illuminance from 1lux to 100,000lux. The ADC features up to 15-bit effective resolution. The Sensor includes another photodiode covered with metal to reduce the effects of dark output reading that may be significant in low lux levels.

Features
I2C Interface fast mode at 400kHz
• 88µA disabled current
• Adjustable max lux range: 10,000lux to 100,000lux
• Up to 15-bit effective resolution
• Adjustable resolution: 0.15 to 1.65 counts per lux
• Simple output code proportional to lux
• Flicker/noise rejection
• Variable integration time; 50ms to 550ms
• 2.5V to 3.3V supply
• 8 Ld ODFN (3mmx3mm)
• Temperature compensation
• Pb-free available (RoHS compliant)

Applications
• BackLight sensing
• Automatic backLight adjustment
• BackLight linearity adjustments

Description : PROXIMITY/AMBIENT Light Sensor IC with I2C Interface

Description
The Si1141/42/43 is a low-power, reflectance-based, infrared proximity and ambient Light Sensor with I2C digital Interface and programmable-event interrupt output. This touchless Sensor IC includes an analog-to-digital converter, integrated high-sensitivity visible and infrared photodiodes, digital signal processor, and one, two, or three integrated infrared LED drivers with fifteen selectable drive levels. The Si1141/ 42/43 offers excellent performance under a wide dynamic range and a variety of Light sources including direct sunLight. The Si1141/42/43 can also work under dark glass covers. The photodiode response and associated digital conversion circuitry provide excellent immunity to artificial Light flicker noise and natural Light flutter noise. with two or more LEDs, the Si1142/43 is capable of supporting multiple-axis proximity motion detection. The Si1141/42/43 devices are provided in a 10-lead 2x2 mm QFN package and are capable of operation from 1.8 to 3.6 V over the –40 to +85 °C temperature range.

Features
■ QuickSense™ integrated infrared proximity detector
   •Proximity detection adjustable from under 1 cm to over 1 m
   •Three independent LED drivers
   •15 current settings from 5.6 mA to 360 mA for each LED driver
   •25.6 µs LED driver pulse width
   •500 mm proximity range with single pulse (<2.5 klx)
   •150 mm proximity range with single pulse (>2.5 klx)
   •Operates at up to 128 klx (direct sunLight)
   •Minimum reflectance sensitivity < 1 µW/cm2
   •High EMI immunity without shielded packaging
■ QuickSense™ integrated ambient Light Sensor
   •10 mlx resolution possible, allowing operation under dark glass
   •1 to 128 klx dynamic range possible across two ADC range settings
   •17-bit resolution
   •Accurate lux measurements possible with IR correction algorithm
   •25.6 µs measurement cycle keeps total power consumption duty cycle low without compromising performance or noise immunity
■ Industrys lowest power consumption
   •1.8 to 3.6 V supply voltage
   •9 µA average current (LED pulsed 25.6 µs every 800 ms at 180 mA plus 3 µA Si114x supply)
   •< 500 nA standby current
   •Internal and external wake support
   •Built-in voltage supply monitor and power-on reset controller
■ Serial communications
   •Up to 3.4 Mbps data rate
   •Slave mode hardware address decoding
■ Small-outline 10-lead 2x2 mm QFN
■ Temperature Range
   •–40 to +85 °C

Applications
■ Handsets
■ E-book readers
■ Notebooks/Netbooks
■ Portable consumer electronics
■ Audio products
■ Security panels
■ Tamper detection circuits
■ Dispensers
■ Valve controls
■ Smoke detectors
■ Touchless switches
■ Touchless sliders
■ Occupancy Sensors
■ Consumer electronics
■ Industrial automation
■ Display backLighting control
■ Photo-interrupters

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