3mm
LED CBI
®
Circuit Board Indicator
.250” High LED Centerline
PART NO.
4.6
[.180]
3.6
[.140]
MAX
2.89
[.114]
8.6
[.340]
4.6
[.180]
Dialight
551-xx03
COLOR
Green
Yellow
Red
Orange
Red
Green
Yellow
Red
Yellow
Green
Red/Green
Yellow/Green
NEW
HIGH EFFICIENCY
6.35
[.250]
D
CATHODE
Red/Yel Cathode for Bicolor
551-0203
551-0303
551-0403
551-2503
INTEGRAL RESISTOR, 5V
1.0
[.040]
DIA
2.54
[.100]
1.09
[.043]
1.19
[.047]
2.54
[.100]
2.54
[.100]
.508
[.020]
1.8
[.070]
1.0
[.040]
3.6
[.140]
3.68
[.145]
.508 SQ
[.020]
551-0503
551-0603
551-0703
LOW CURRENT
RECOMMENDED
P.C. BOARD
LAYOUT
Dimensions in mm [inches]
551-1103
551-1203
551-1303
BI-COLOR
Standard Polarity shown in drawing: Cathode right
Benefits
•
•
•
•
•
•
•
•
Available with a variety of LEDs
Housing material UL94V-0 rated
Black housing enhances contrast
High reliability – life measured in years
Vibration and shock resistant
Dual locating pins assure proper LED alignment
Standoffs on housing facilitate PC board cleaning
Locating pins provide stability during soldering
551-3003
551-3103
To order any of the 551-xx03 part numbers with
Reverse Polarity (Cathode Left), please add -010
to the part numbers shown above.
LED Data
• For absolute maximum ratings and other electrical/optical data,
refer to LED data sheet.
PART NUMBER ORDERING CODE
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Series
LED Type
Reverse Polarity Option
1) Cathode Left
–010 Ordering Code Suffix required ONLY for Reverse Polarity Option
4-16
Dialight Corporation • 1913 Atlantic Avenue • Manasquan, NJ 08736 • TEL: (732) 223-9400 • FAX: (732) 223-8788 • www.dialight.com
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551-xx03
Typical Operating Characteristics
(T
A
=25°C)
HIGH EFFICIENCY
Part Number
551-0203
551-0303
551-0403
551-2503
Color
Green
Yellow
Red
Orange
Peak
Wavelength nm
563
585
650
600
I
V
mcd
16
6.3
10
6.5
V
F
Volts
2.1
2.1
2
2.2
Test
Current (mA)
10
10
10
10
Viewing
Angle 2Θ
1
⁄
2
45°
45°
45°
60°
LED
Data sheet
521-9408
521-9428
521-9427
521-9498
Page #
4-63
4-63
4-63
4-53
See LED data sheet for additional information
INTEGRAL RESISTOR, 5V
Part Number
551-0503
551-0603
551-0703
Color
Red
Green
Yellow
Peak
Wavelength nm
635
565
583
I
V
mcd
4
8
8
Test
Voltage
5
5
5
Forward
Current (mA)
10
12
10
Viewing
Angle 2Θ
1
⁄
2
60°
60°
60°
LED
Data sheet
521-9215
521-9323
521-9322
Page #
4-54
4-54
4-54
LOW CURRENT
Part Number
551-1103
551-1203
551-1303
Color
Red
Yellow
Green
Peak
Wavelength nm
635
583
565
I
V
mcd
1.8
1.6
1.6
V
F
Volts
1.8
1.9
1.8
Test
Current (mA)
2
2
2
Viewing
Angle 2Θ
1
⁄
2
50°
50°
50°
LED
Data sheet
521-9324
521-9325
521-9326
Page #
4-55
4-55
4-55
4
BI-COLOR
Part Number
551-3003
551-3103
* IF = 20mA
Bicolor data shown as red/green or yellow/green
Peak
Color
Wavelength nm
Red/Green
635/565
Yel/Green
585/565
I
V
mcd
5
4.3/6.3
V
F
Volts
2
2.1*/2.1*
Test
Current (mA)
10
10
Viewing
Angle 2Θ
1
⁄
2
50°
80°
LED
Data sheet
521-9459
521-9478
Page #
4-58
4-57
Dialight
Dialight Corporation • 1913 Atlantic Avenue • Manasquan, NJ 08736 • TEL: (732) 223-9400 • FAX: (732) 223-8788 • www.dialight.com
4-17
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