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              L850-xxAU     
                Infrared LED Lamp
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                This
                series of L850-xxAU is a GaAlAs LED mounted on a lead frame and
                encapsulated in various types of epoxy lens which offer
                different design settings. On forward bias it emits a high power
                radiation of typical 22mW with a peak wavelength of 850nm.
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              Product
                Specification
              
                
                
                  
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                      | Chip
                        Material | 
                      GaAlAs
                        (DDH) | 
                   
                  
                      | Peak
                        Wavelength | 
                      850nm
                        typ. | 
                   
                  
                      | Package | 
                      Clear
                        epoxy resin | 
                   
                  
                      | Lead
                        Frame | 
                      Soldered | 
                   
                  
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                      | 
                Maximum
                Specification
                
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                      | Item | 
                      Max
                          | 
                      Ambient
                        Temp.
                         | 
                             
                            
                      | Power
                        dissipation, PD   | 
                      160
                        mW
                         | 
                      Ta=25°C | 
                             
                            
                      | Forward
                        current
                        , IF  | 
                      100
                        mA | 
                      Ta=25°C | 
                             
                            
                      | Pulse Forward
                        current IFP  | 
                      1
                        A | 
                      Ta=25°C | 
                             
                            
                      | Reverse
                        voltage, VR   | 
                      5
                        V | 
                      Ta=25°C | 
                             
                            
                      | Operation
                        temp., Topr  | 
                      -30/+85 °C
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                      | Storage
                        temp.
                        , Tstg
                          | 
                      -30/+100
                        °C
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                      | Solder
                        temp.,
                        Tsol
                          | 
                      260 °C
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                              | Electro-Optical
                Characteristics
                 
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                      | Item | 
                      Condition | 
                      Min | 
                      Standard | 
                      Max | 
                                     
                                    
                      | Forward
                        voltage, VF  | 
                      IF
                        =50mA | 
                       | 
                      1.55
                        V  | 
                      1.70
                        V | 
                                     
                                    
                      | Reverse
                        current
                        , IR | 
                      VR
                        =5V
                          | 
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                       | 
                      10
                        µA
                          | 
                                     
                                    
                      | Total
                        radiated power, PO | 
                      IF
                        =50mA | 
                      18
                        mW | 
                      22
                        mW
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                      | Peak
                        wavelength,
                        lp | 
                      IF
                        =50mA | 
                      830
                        nm  | 
                      850
                        nm  | 
                      870
                        nm  | 
                                     
                                    
                      | Half-Width,
                        l ½
                          | 
                      IF
                        =50mA | 
                       | 
                      35
                        nm | 
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                                      | Rise-time
                                        tR | 
                                      IF
                                        =50mA | 
                                       | 
                                      40
                                        nsec | 
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                                      | Fall-time
                                        tF | 
                                      IF
                                        =50mA | 
                                       | 
                                      30
                                        nsec | 
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                                      | Radiant
                                        Intensity Characteristics | 
                                     
                                    
                                      
                                        
                                          
                                            
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                      | Part
                        no. | 
                      Viewing
                        Half Angle | 
                      Radiance 
                        (IF=50mA)
                          | 
                      Dimension  | 
                                             
                                            
                      | L850-01AU
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                      ±10° | 
                       90
                        mW/sr | 
                      Ø5
                        mm Fig. no.1 | 
                                             
                                            
                      | L850-02AU
                          | 
                      ±5° | 
                      130
                        mW/sr | 
                      Ø5
                        mm Fig. no.2 | 
                                             
                                            
                      | L850-03AU | 
                      ±15° | 
                       90
                        mW/sr | 
                      Ø5
                        mm Fig. no.3 | 
                                             
                                            
                      | L850-04AU
                          | 
                      ±20° | 
                       50
                        mW/sr  | 
                      Ø5
                        mm Fig. no.4 | 
                                             
                                            
                      | L850-05AU
                          | 
                      ±40° | 
                       10
                        mW/sr | 
                      Ø5
                        mm Fig. no.5 | 
                                             
                                            
                      | L850-06AU | 
                      ±6° | 
                      150
                        mW/sr | 
                      Ø5
                        mm Fig. no.6 | 
                                             
                                            
                      | L850-09AU
                          | 
                      ±25°
                        (long axis) | 
                       60
                        mW/sr   | 
                    
                       Ø5
                      mm Fig.
    no.7 
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  ±15°
    (short axis) | 
   | 
  
                      (oval) | 
                                             
                                            
  | L850-33AU
      | 
  ±15° | 
   40
    mW/sr  | 
  Ø3
    mm Fig. no.9 | 
                                             
                                            
  | L850-36AU | 
  ±30°
      | 
   25
    mW/sr | 
  Ø3
    mm Fig. no.10 | 
                                             
                                            
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