Device Information
 
 
EL7900 Printer Friendly Version
 
Ambient Light Photo Detect IC
 
Datasheets,
Related Docs
& Simulations
DescriptionKey
Features
Parametric
Data
Application
Diagrams
Related
Devices
 
 
Ordering Information
Green/Pb(Lead free) Device  Available in RoHS/Pb-Free
 Buy direct from Intersil  Check distributor inventory  Request samples
Part No. Design-In
Status
Temp. Package MSL Price
US $
PB Free
EL7900ILCZ Active Ind 5 Ld ODFN 4OP 0.71 PB Free iBuy Disti-Buy  
EL7900ILCZ-EVALZ Active   Eval Board N/A Contact Us PB Free iBuy Disti-Buy  
EL7900ILCZ-T7 Active Ind 5 Ld ODFN T+R 4OP 0.71 PB Free iBuy Disti-Buy Sample
EL7900ILCZ-T13 InActive Ind 5 Ld ODFN T+R 4 Contact Us PB Free iBuy    
The price listed is the manufacturer's suggested retail price for quantities of 1K units. However, prices in today's market are fluid and may change without notice.
MSL = Moisture Sensitivity Level - per IPC/JEDEC J-STD-020
SMD = Standard Microcircuit Drawing
 
  Description

The EL7900 is a light-to-current optical sensor combining a photodiode and a current amplifier on a single monolithic IC. Output current is directly proportionate to the light intensity on the photodiode. Its sensitivity is superior to that of a phototransistor and exhibits little variation. Its spectral sensitivity matches closely to the luminous efficiency and linearity.

Housed in an ultra-compact surface mount clear plastic package, this device is excellent for power saving control function in cell phones, PDAs, and other handheld applications.

 
  Key Features
 
  • Monolithic IC containing photodiode and amplifier
  • 1lux to 8,000lux range
  • Converts light intensity to current
  • 2.7V to 5.5V supply range
  • Low supply current: 1μA
  • Fast response time - <200μs
  • Excellent output linearity of luminance
  • Ultra-compact and light surface mount package
  • Pb-free (RoHS compliant)
Related Documentation
 
Application Note(s)   Application Note(s):
 
Datasheet(s)   Datasheet(s):
 
Technical Homepage   Technical Homepage:
 
 
  Parametric Data
Peak Spectral Sensitivity (nm)550
VS (Min) (V)2.7
VS (Max) (V)5.5
Supply Current @ EV = 100Lux (μA)62
Lux Range (Max) (Lux)8000
Output Current @ EV = 100Lux (μA)62.5
Dark Current @ EV = 0Lux (nA).01
Rise Time (μs)105 @ 300Lux
Fall Time (μs)170 @ 300Lux
Delay Time, Rising Edge (μs)165 @ 300Lux
Delay Time, Falling Edge (μs)65 @ 300Lux
Package Dimensions (mm)2.1x2.0x0.70
Pb-Free?Y
Enable Pin?Y
 
  Application Block Diagrams
 
 
 
Applications
 
  • Mobile phones
  • Notebook PCs
  • PDAs
  • Video cameras
  • Digital cameras
 
  Related DevicesParametric Table   Parametric Table
 
 ISL29000 Ambient Light Photo Detect IC 
 ISL29006 Small, Low Power, Current-Output Ambient Light Photo Detect IC 
 ISL29007 Small, Low Power, Current-Output Ambient Light Photo Detect IC 
 ISL29008 Small, Low Power, Current-Output Ambient Light Photo Detect IC 
 ISL29009 Non-Linear Output Current, Low Power Ambient Light Photo Detect IC 

 

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