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BL-T28A-31Y-4 Datasheet(PDF) 1 Page - BetLux Electronics

Part # BL-T28A-31Y-4
Description  LED NUMERIC DISPLAY, 3 DIGIT
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Manufacturer  BETLUX [BetLux Electronics]
Direct Link  http://www.betlux.com
Logo BETLUX - BetLux Electronics

BL-T28A-31Y-4 Datasheet(HTML) 1 Page - BetLux Electronics

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www.betlux.com
LED NUMERIC DISPLAY, 3 DIGIT
BL-T28X-31
APPROVED : XU L
CHECKED :ZHANG WH
DRAWN: LI FS
REV NO: V.2
Page 1 of 4
WWW.BETLUX.COM
EMAIL: SALES@BETLUX.COM , BETLUX@BETLUX.COM
Features:
7.00mm (0.28”) Three digit numeric display series
Low current operation.
Excellent character appearance.
Easy mounting on P.C. Boards or sockets.
I.C. Compatible.
ROHS Compliance.
Super Bright
Electrical-optical characteristics: (Ta=25
) (Test Condition: IF=20mA)
Part No
Chip
VF
Unit:V
Common Cathode
Common Anode
Emitte
d Color
Material
λ
P
(nm)
Typ
Max
Iv
TYP.(mcd
)
BL-T28A-31S-XX
BL-T28B-31S-XX
Hi Red
GaAlAs/GaAs,SH
660
1.85
2.20
50
BL-T28A-31D-XX
BL-T28B-31D-XX
Super
Red
GaAlAs/GaAs,DH
660
1.85
2.20
100
BL-T28A-31UR-XX
BL-T28B-31UR-XX
Ultra
Red
GaAlAs/GaAs,DDH
660
1.85
2.20
105
BL-T28A-31E-XX
BL-T28B-31E-XX
Orange
GaAsP/GaP
635
2.10
2.50
55
BL-T28A-31Y-XX
BL-T28B-31Y-XX
Yellow
GaAsP/GaP
585
2.10
2.50
55
BL-T28A-31G-XX
BL-T28B-31G-XX
Green
GaP/GaP
570
2.20
2.50
50
Ultra Bright
Electrical-optical characteristics: (Ta=25
) (Test Condition: IF=20mA)
Part No
Chip
VF
Unit:V
Common Cathode
Common Anode
Emitted Color
Material
λλλλP
(nm)
Typ
Max
Iv
TYP.(mcd
)
BL-T28A-31UHR-XX
BL-T28B-31UHR-XX
Ultra Red
AlGaInP
645
2.10
2.50
105
BL-T28A-31UE-XX
BL-T28B-31UE-XX
Ultra Orange
AlGaInP
630
2.10
2.50
115
BL-T28A-31YO-XX
BL-T28B-31YO-XX
Ultra Amber
AlGaInP
619
2.10
2.50
115
BL-T28A-31UY-XX
BL-T28B-31UY-XX
Ultra Yellow
AlGaInP
590
2.10
2.50
115
BL-T28A-31UG-XX
BL-T28B-31UG-XX
Ultra Green
AlGaInP
574
2.20
2.50
110
BL-T28A-31PG-XX
BL-T28B-31PG-XX
Ultra Pure Green
InGaN
525
3.80
4.50
170
BL-T28A-31B-XX
BL-T28B-31B-XX
Ultra Blue
InGaN
470
2.70
4.20
85
BL-T28A-31W-XX
BL-T28B-31W-XX
Ultra White
InGaN
/
2.70
4.20
100
-XX: Surface / Lens color
Number
0
1
2
3
4
5
Ref Surface Color
White
Black
Gray
Red
Green
Epoxy Color
Water
clear
White
diffused
Red
Diffused
Green
Diffused
Yellow
Diffused


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