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Siehe Technische Spezifikationen

SI1145-A10-GMR +BOM

UV Index and Proximity Sensor with LED Driver

Hersteller:

Silicon Laboratories
Herstellerteil #:

SI1145-A10-GMR
Datenblatt:

SI1145-A10-GMR Datenblatt (PDF)
Sensing Method:

Optical
Sensing Distance:

10 mm to 500 mm
Mounting Style:

SMD/SMT
Output Configuration:

Digital, Open Drain
EDA/CAD Modelle:

Fordern Sie kostenlose CAD-Modelle für an SI1145-A10-GMR

SI1145-A10-GMR Allgemeine Beschreibung

Optical Sensor Ambient, Ultraviolet (UV) 850nm I²C 10-WFQFN

Hauptmerkmale

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

Spezifikationen

Product Category	Proximity Sensors	Sensing Method	Optical
Sensing Distance	10 mm to 500 mm	Mounting Style	SMD/SMT
Output Configuration	Digital, Open Drain	Description/Function	Ambient/UV Light Sensor IC with I2C Interface
Height	0.65 mm	Length	2 mm
Maximum Frequency	3.4 MHz	Maximum Operating Temperature	+ 85 C
Minimum Operating Temperature	- 40 C	Moisture Sensitive	Yes
Operating Supply Current	4.3 mA	Operating Supply Voltage	1.71 V to 3.6 V
Product Type	Proximity Sensors	Series	Si1145
Factory Pack Quantity	2500	Subcategory	Sensors
Supply Voltage - Max	3.6 V	Supply Voltage - Min	1.71 V
Width	2 mm	Unit Weight	0.008245 oz

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