LIGHT%SENSO R&BT50i!
USER’S!GUIDE!
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CENTRE FOR MICROCOMPUTER APPLICATIONS
http://www.cma-science.nl
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Short!description!
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BPW21R
www.vishay.com
Vishay Semiconductors
Rev. 1.7, 23-Nov-11
3
Document Number: 81519
For technical questions, contact: detectortechsupport@vishay.com
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
Fig. 3 - Short Circuit Current vs. Illuminance
Fig. 4 - Diode Capacitance vs. Reverse Voltage
Fig. 5 - Relative Spectral Sensitivity vs. Wavelength
Fig. 6 - Relative Radiant Sensitivity vs. Angular Displacement
94 8476
10
0
10
-2
10
-1
10
1
10
2
10
3
10
4
10
0
10
-1
10
-2
10
-3
10
-4
10
1
10
2
10
5
10
6
10
3
E
A
- Illuminance (lx)
I
K
- Short Circuit Current (µA)
0
400
600
800
1200
1400
1000
200
0.1 101
C-DiodeCapacitance (pF)
D
100
94 8473
E=0
f = 1 MHz
V
R
-ReverseVoltage (V)
350 450 550 650
0
0.2
0.4
0.6
0.8
1.0
750
94 8477
V
λ
Eye
λ - Wavelength (nm)
S (λ)
rel
- Relative Spectral Sensitivity
0.4 0.2 0
94 8475
0.6
0.9
0.8
0°
30°
10° 20°
40°
50°
60°
70°
80°
0.7
1.0
S-RelativeSensitivity
rel
ϕ - Angular Displacement
BPW21R
www.vishay.com
Vishay Semiconductors
Rev. 1.7, 23-Nov-11
3
Document Number: 81519
For technical questions, contact: detectortechsupport@vishay.com
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
Fig. 3 - Short Circuit Current vs. Illuminance
Fig. 4 - Diode Capacitance vs. Reverse Voltage
Fig. 5 - Relative Spectral Sensitivity vs. Wavelength
Fig. 6 - Relative Radiant Sensitivity vs. Angular Displacement
94 8476
10
0
10
-2
10
-1
10
1
10
2
10
3
10
4
10
0
10
-1
10
-2
10
-3
10
-4
10
1
10
2
10
5
10
6
10
3
E
A
- Illuminance (lx)
I
K
- Short Circuit Current (µA)
0
400
600
800
1200
1400
1000
200
0.1 101
C-DiodeCapacitance (pF)
D
100
94 8473
E=0
f = 1 MHz
V
R
-ReverseVoltage (V)
350 450 550 650
0
0.2
0.4
0.6
0.8
1.0
750
94 8477
V
λ
Eye
λ - Wavelength (nm)
S (λ)
rel
- Relative Spectral Sensitivity
0.4 0.2 0
94 8475
0.6
0.9
0.8
0°
30°
10° 20°
40°
50°
60°
70°
80°
0.7
1.0
S-RelativeSensitivity
rel
ϕ - Angular Displacement
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Technical!Specifications! !
!
Sensor!kind!
8-:;/(@!!
(,-,0:*,.!:-!/4*D4*!H/;*:(,!B,*E,,-!0 and 5 V !
Measuring!ranges!!
Low!!
Medium!
High!!
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Resolution!using!!
12:!bits!5V!AD!converter!!
Low!!
Medium!!
High!
!
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T=b!;4?!!
Tb!;4?!!
Calibration!functions!
Low!!
Medium!!
High!
!
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Sensitivity!!
U!-8c;?!
Angle!of!half!sensitivity!
d!$%e!
Wavelength!of!peak!sensitivity!
$`$!-9!
Range!of!spectral!bandwidth!!
VM%!-9!G!`b$!-9!!
Rise!time!
T=>!f.!
Supplied!current!!
>%!98!
Connection!
RSSS>TUV!A/--,A*/0!F/0!"#GRSSS>TUV!.,-./0!A:B;,=!!
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Warranty:!!
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Note:!This! product!is! to! be! used!for! educational!purposes!only.! It! is!not! appropriate!for!
industrial,!medical,!research,!or!co m m ercia l!app lica tions .!! ! ! ! !
Rev. 04/10/2016
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