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LED NUMERIC DISPLAY, 4 DIGIT BL-Q28X-42 Features: 7.00mm (0.28") Four 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 C) (Test Condition: IF=20mA)
Part No Chip
Common Cathode
BL-Q28A-42S-XX BL-Q28A-42D-XX BL-Q28A-42UR-XX BL-Q28A-42E-XX BL-Q28A-42Y-XX BL-Q28A-42G-XX
Common Anode
BL-Q28B-42S-XX BL-Q28B-42D-XX BL-Q28B-42UR-XX BL-Q28B-42E-XX BL-Q28B-42Y-XX BL-Q28B-42G-XX
Emitte d Color
Hi Red Super Red Ultra Red Orange Yellow Green
Material
GaAlAs/GaAs,SH GaAlAs/GaAs,DH GaAlAs/GaAs,DDH GaAsP/GaP GaAsP/GaP GaP/GaP
P (nm)
660 660 660 635 585 570
VF Unit:V Typ 1.85 1.85 1.85 2.10 2.10 2.20 Max 2.20 2.20 2.20 2.50 2.50 2.50
Iv TYP.(mcd ) 95 110 155 105 105 110
Ultra Bright Electrical-optical characteristics: (Ta=25 C) (Test Condition: IF=20mA)
Part No Common Cathode BL-Q28A-42UHR-XX BL-Q28A-42UE-XX BL-Q28A-42YO-XX BL-Q28A-42UY-XX BL-Q28A-42UG-XX BL-Q28A-42PG-XX BL-Q28A-42B-XX BL-Q28A-42W-XX Common Anode BL-Q28B-42UHR-XX BL-Q28B-42UE-XX BL-Q28B-42YO-XX BL-Q28B-42UY-XX BL-Q28B-42UG-XX BL-Q28B-42PG-XX BL-Q28B-42B-XX BL-Q28B-42W-XX Emitted Color Ultra Red Ultra Orange Ultra Amber Ultra Yellow Ultra Green Ultra Pure Green Ultra Blue Ultra White Chip Material AlGaInP AlGaInP AlGaInP AlGaInP AlGaInP InGaN InGaN InGaN P (nm) 645 630 619 590 574 525 470 / VF Unit:V Typ Max 2.10 2.10 2.10 2.10 2.20 3.80 2.70 2.70 2.50 2.50 2.50 2.50 2.50 4.50 4.20 4.20 Iv TYP.(mcd ) 155 110 110 120 130 190 120 140
-XX: Surface / Lens color 0 Number Ref Surface Color White Epoxy Color Water clear
1 Black White diffused
2 Gray Red Diffused
3 Red Green Diffused
4 Green Yellow Diffused
5
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LED NUMERIC DISPLAY, 4 DIGIT BL-Q28X-42
Absolute maximum ratings (Ta=25 C) Parameter Forward Current IF Power Dissipation Pd Reverse Voltage VR Peak Forward Current IPF (Duty 1/10 @1KHZ) Operation Temperature TOPR Storage Temperature TSTG Lead Soldering Temperature TSOL Absolute maximum ratings (Ta=25 C) Parameter Forward Current IF Power Dissipation Pd Reverse Voltage VR Peak Forward Current IPF (Duty 1/10 @1KHZ) Operation Temperature TOPR Storage Temperature TSTG Lead Soldering Temperature TSOL UHR
30 75 5 150
S 25 60 5 150
D 25 60 5 150
UR 25 60 5 150
E 25 60 5 150
Y 25 60 5 150
G 30 65 5 150
Unit mA mW V mA C C C
-40 to +80 -40 to +85 Max.2605 for 3 sec Max. C (1.6mm from the base of the epoxy bulb)
UE
30 65 5 150
YO
30 65 5 150
UY
30 65 5 150
UG
30 75 5 150
PG
30 110 5 150
UB
30 120 5 100
UW
30 120 5 100
Unit
mA mW V mA C C
-40 to +80 -40 to +85 Max.2605 for 3 sec Max. C (1.6mm from the base of the epoxy bulb)
C
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LED NUMERIC DISPLAY, 4 DIGIT BL-Q28X-42
Package configuration & Internal circuit diagram
Notes: 1. All dimensions are in millimeters (inches) 2. Tolerance is 0.25(0.01")unless otherwise noted. 3. Specifications are subject to change without notice.
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LED NUMERIC DISPLAY, 4 DIGIT BL-Q28X-42 Typical electrical-optical characteristics curves:
1.0 (A) (B) (C) (D) (2) (3) (8) (4) (1) (6) (5) (9) (10)
0.5
0 350
400
450
500
550
600
650
700
750
800
850
900
950
1000
Wavelength(nm) RELATIVE INTENSITY Vs WAVELENGTH( p )
(1) - GaAsP/GaAs 655nm/Red (2) - GaP 570nm/Yellow Green (3) - GaAsP/GaP 585nm/Yellow (4) - GaAsp/GaP 635nm/Orange & Hi-Eff Red (5) - GaP 700nm/Bright Red (6) - GaAlAs/GaAs 660nm/Super Red (8) - GaAsP/GaP 610nm/Super Red
(9) - GaAlAs 880nm (10) - GaAs/GaAs & GaAlAs/GaAs 940nm (A) - GaN/SiC 430nm/Blue (B) - InGaN/SiC 470nm/Blue (C) - InGaN/SiC 505nm/Ultra Green (D) - InGaAl/SiC 525nm/Ultra Green
50 FORWARD CURRENT(mA)
RELATIVE LUMINOUS INTENSITY 3 2 1 0.5 0.2 0.1 -30 -20 -10
1
8 64 5
23
4.0 1 3.0 FORWARD CURRENT(mA)
50 40 30 20 10 0
RELATIVE LUMINOUS INTENSITY
40 30 20 10 0 1.2
1 6 2,4,8,A 3 5
2.0
5 B
1.0 0 20 40 60 80 100
1.6
2.0
2.4
2.6
3.0
20
40
60
80
100
FORWARD VOLTAGE (Vf) FORWARD CURRENT VS. FORWARD VOLTAGE
FORWARD CURRENT (mA) RELATIVE LUMINOUS INTENSITY VS. FORWARD CURRENT
AMBIENT TEMPERATURE Ta() FORWARD CURRENT VS. AMBIENT TEMPERATURE
1 5 4 2 3
10 9 8 7 6 5 4 3 2 0 10 20 30 40 50 60 70 1 AMBIENT TEMPERATURE Ta() 1 Ipeak MAX. IDC MAX.
300KHz 3KHz 10KHz 1KHz 100KHz F-REFRESH RATE
3KHz 300Hz 30KHz 100KHz 10KHz 1KHz 100Hz 10 9 8 7 6 5 Ipeak MAX. IDC MAX. 4 3 2 1 1 10 100 1000 tp-PULSE DURATION uS (5)
10
100
1000
10,000
10,000
tp-PULSE DURATION uS (1,2,3,4,6,8,B.D.J.K)
NOTE:25 free air temperature unless otherwise specified
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