Specification pdf file of seven segment LED display 0.25inch four digit-seven segment LEDs

LED NUMERIC DISPLAY, 4 DIGIT
BL-Q25X-44
Features:
6.20mm (0.25”) 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
Common Cathode
BL-Q25A-44S-XX
VF
Unit:V
Chip
Common Anode
Emitte
d Color
BL-Q25B-44S-XX
Hi Red
λP
(nm)
Typ
Max
GaAlAs/GaAs,SH
660
1.85
2.20
95
GaAlAs/GaAs,DH
660
1.85
2.20
110
GaAlAs/GaAs,DDH
660
1.85
2.20
150
Material
Super
Red
Ultra
Red
Iv
TYP.(mcd
)
BL-Q25A-44D-XX
BL-Q25B-44D-XX
BL-Q25A-44UR-XX
BL-Q25B-44UR-XX
BL-Q25A-44E-XX
BL-Q25B-44E-XX
Red
GaAsP/GaP
635
2.10
2.50
105
BL-Q25A-44Y-XX
BL-Q25B-44Y-XX
Yellow
GaAsP/GaP
585
2.10
2.50
105
BL-Q25A-44G-XX
BL-Q25B-44G-XX
Green
GaP/GaP
570
2.20
2.50
110
Ultra Bright
Electrical-optical characteristics: (Ta=25°C) (Test Condition: IF=20mA)
Part No
Chip
Iv
TYP.(mcd
)
Common Anode
BL-Q25A-44UHR-XX
BL-Q25B-44UHR-XX
Ultra Red
AlGaInP
645
2.10
2.50
150
BL-Q25A-44UE-XX
BL-Q25B-44UE-XX
Ultra Red
AlGaInP
630
2.10
2.50
135
BL-Q25A-44YO-XX
BL-Q25B-44YO-XX
Ultra Amber
AlGaInP
619
2.10
2.50
135
BL-Q25A-44UY-XX
BL-Q25B-44UY-XX
Ultra Yellow
AlGaInP
590
2.10
2.50
135
BL-Q25A-44UG-XX
BL-Q25B-44UG-XX
Ultra Green
AlGaInP
574
2.20
2.50
135
BL-Q25A-44PG-XX
BL-Q25B-44PG-XX
Ultra Pure Green
InGaN
525
3.80
4.50
190
BL-Q25A-44B-XX
BL-Q25B-44B-XX
Ultra Blue
InGaN
470
2.70
4.20
115
BL-Q25B-44W-XX
Ultra White
InGaN
/
2.70
4.20
135
-XX: Surface / Lens color:
0
Number
Ref Surface Color
White
Epoxy Color
Water
clear
Material
VF
Unit:V
Typ
Max
Common Cathode
BL-Q25A-44W-XX
Emitted Color
λP
(nm)
1
2
3
4
Black
White
diffused
Gray
Red
Diffused
Red
Green
Diffused
Green
Yellow
Diffused
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5
LED NUMERIC DISPLAY, 4 DIGIT
BL-Q25X-44
Absolute maximum ratings (Ta=25°C)
Parameter
S
Forward Current IF
Power Dissipation Pd
Reverse Voltage VR
Peak Forward Current IPF
(Duty 1/10 @1KHZ)
Operation Temperature TOPR
D
UR
Y
G
Unit
25
60
5
25
60
5
25
60
5
25
60
5
25
60
5
30
65
5
mA
mW
V
150
150
150
150
150
150
mA
-40 to +80
°C
-40 to +85
°C
Max.260±5°C for 3 sec Max.
(1.6mm from the base of the epoxy bulb)
°C
Storage Temperature TSTG
Lead Soldering Temperature
TSOL
E
Absolute maximum ratings (Ta=25°C)
Parameter
UHR
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
UE
YO
UY
UG
PG
UB
UW
Unit
mA
30
75
5
30
65
5
30
65
5
30
65
5
30
75
5
30
110
5
30
120
5
30
120
5
mW
150
150
150
150
150
150
100
100
mA
V
-40 to +80
-40 to +85
°C
Max.260±5°C for 3 sec Max.
(1.6mm from the base of the epoxy bulb)
°C
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°C
LED NUMERIC DISPLAY, 4 DIGIT
BL-Q25X-44
Package configuration & Internal circuit diagram
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LED NUMERIC DISPLAY, 4 DIGIT
BL-Q25X-44
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-Q25X-44
Typical electrical-optical characteristics curves:
(A)
1.0
(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(λ 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
8
64 5
2 3
40
30
20
10
0
1.2
1.6
2.0
2.4
2.6
4.0
3.0
2.0
1.0
0
3.0
20
60
80
0.2
-10
0
10
20
30
40
50
60
3
5
10
20
40
60
80
100
AMBIENT TEMPERATURE Ta(℃)
FORWARD CURRENT VS. AMBIENT
TEMPERATURE
4
3
3KHz
300Hz
30KHz
100KHz
10KHz 1KHz
100Hz
10
9
8
7
6
5
4
3
2
70
1
AMBIENT TEMPERATURE Ta(℃)
20
6
2,4,8,A
0
100
2
-20
30
1
Ipeak MAX.
IDC MAX.
0.5
40
300KHz
3KHz
10KHz
1KHz
100KHz F-REFRESH RATE
10
9
8
7
6
5
1
5
4
2
3
0.1
-30
40
FORWARD CURRENT (mA)
RELATIVE LUMINOUS
INTENSITY VS. FORWARD
CURRENT
Ipeak MAX.
IDC MAX.
RELATIVE LUMINOUS INTENSITY
1
5
B
FORWARD VOLTAGE (Vf)
FORWARD CURRENT VS.
FORWARD VOLTAGE
3
2
50
1
FORWARD CURRENT(mA)
FORWARD CURRENT(mA)
RELATIVE LUMINOUS INTENSITY
1
50
(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
1
10
100
1000
tp-PULSE DURATION uS
(1,2,3,4,6,8,B.D.J.K)
10,000
1
1
10
100
1000
tp-PULSE DURATION uS
(5)
NOTE:25℃ free air temperature unless otherwise specified
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10,000
LED NUMERIC DISPLAY, 4 DIGIT
BL-Q25X-44
Packing and weighting
Maximum
115pcs/bag
2.63g/pcs
Maximum
5
Bag/Inner Box
3 Inner Box /Box
9 Inner Box /Box
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