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BBRRIIGGHHTT LLEEDD EELLEECCTTRROONNIICCSS CCOORRPP..
SINCE 1981
● Features :
1. 0.56 inch (14.20mm) Digit Height.
2. Continuous uniform segments.
3. Low power requirement.
4. Excellent characters appearance.
5. Solid state reliability.
6. Categorized for luminous intensity.
7. Direct drive common anode.
● Description :
1. The BT-A554RD is a 14.20 mm (0.56")
2. This product use hi-eff red chips, which
3. This product have a black face and
4. This product doesn't contain restriction
high three digit seven segments display.
are made from GaAsP on GaP substrate.
white segments.
substance, comply ROHS standard.
BBTT--AA555544RRDD
● Package Dimensions :
8
8.0(.314)
14.20(.560)
+
PIN.1
0.50(.020)
Notes:
1. All dimensions are in millimeters(inches).
2. Tolerance is ±0.25mm(.01")unless otherwise
specified.
3. Specifications are subject to change without
notice.
12.7x2=25.4(1.000)
37.5(1.476)
2.54x13=33.02(1.300)
19.0(.748)
1.7(.067)
8.0(.315)
3.0(.118) MIN.
15.24(.600)
● Internal Circuit Diagram :
佰鴻工業股份有限公司
http://www.brtled.com
Ver.2.0 Page 1 of 3
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BBRRIIGGHHTT LLEEDD EELLEECCTTRROONNIICCSS CCOORRPP..
SINCE 1981
● Absolute Maximum Ratings(Ta=25℃)
BBTT--AA555544RRDD
Power Dissipation Per Segment Pd 80 mW
Forward Current Per Segment IF 30 mA
Peak Forward Current Per Segment
Reverse Voltage Per Segment VR 5 V
Operating Temperature Topr
Storage Temperature Tstg
Soldering Temperature
(1/16" From Body)
● Electrical And Optical Characteristics(Ta=25℃)
Parameter Symbol Rating Unit
I
FP
(Duty 1/10, 1KHZ)
Ts ol
260℃ For 5 Seconds
150 mA
-40℃~80℃
-40℃~85℃
-
-
-
Parameter Symbol Condition Min. Typ. Max. Unit
Forward Voltage Per Segment Vf IF=10mA - 1.9 2.5 V
Luminous Intensity Per Segment Iv IF=10mA - 3.0 - mcd
Reverse Current Per Segment I
Dominant Wave Length
Spectral Line Half-width
Peak Wave Length
佰鴻工業股份有限公司
R
λp
λd
∆λ
VR=5V - - 100
IF=10mA - 640 - nm
IF=10mA 626 - 636 nm
IF=10mA - 40 - nm
µA
http://www.brtled.com
Ver.2.0 Page 2 of 3
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BBRRIIGGHHTT LLEEDD EELLEECCTTRROONNIICCSS CCOORRPP..
SINCE 1981
● Typical Electro-Optical Characteristics Curves
1.0
y
t
i
s
n
e
t
n
I
t
n
a
i
0.5
d
a
R
e
v
i
t
a
l
e
R
0
560
(25℃ Ambient Temperature Unless Otherwise Noted)
Fig.1 Relative Radiant Intensity VS. Wavelength
590 620
650 680
Wavelength(nm)
BBTT--AA555544RRDD
710 740
y
t
i
s
n
e
t
n
I
s
u
o
n
i
m
u
L
e
v
i
t
a
l
e
R
Fig.2 Forward Current VS.
Forward Voltage
0
123 5
Forward Voltage (V)
Fig.4 Relative Luminous
Intensity VS.
Forward Current
4
y
t
i
s
n
e
t
n
I
s
u
o
n
i
m
u
L
e
v
i
t
a
l
e
R
)
A
m
(
t
n
e
r
r
u
C
d
r
a
w
r
o
F
50
40
30
20
10
0
3.0
佰鴻工業股份有限公司
2.0
)
A
m
0
2
@
(
1.0
0.0
http://www.brtled.com
0
Forward Current(mA)
4010 20 30 50
Fig.3 Relative Luminous
Intensity VS.
Ambient Temperature
Ambient Temperature Ta( C)
Fig.5 Forward Current
Derating Curve VS.
Ambient Temperature
0
Ambient Temperature Ta( C)
)
A
m
0
2
@
(
)
A
m
(
t
n
e
r
r
u
C
d
r
a
w
r
o
F
3.0
2.5
2.0
1.5
1.0
0.5
0
-40
50
40
30
20
10
0
0-20 20
806020 40
40 60
120100
Ver.2.0 Page 3 of 3
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