3mm Discrete LED
Bi-Color
Non-Tinted, Diffused
4.59 [.181]
4.0
[.158]
3.00
[.118]
1.80
[.071]
MAX
26.92 [1.06] MIN
1.0
[.040]
CATHODE
GREEN
.50
[.020] SQ.
NOM.
3.40
[.134]
MAX
521-9459
PART NO.
521-9459
2.54
[.100]
COLOR
Red/Green
6.10 [.240]
Dimensions in mm [inches]
MOUNTING CLIP: 515-0006
located on page 4-65
4
Red/Green
ABSOLUTE MAXIMUM RATINGS
(TA=25°C)
Power Dissipation (mW)
Forward Current (mA)
Derating (mA/°C)
From 25°C
Peak Current (mA)
Pulse width = 10µs
-9459
140
45
.6
1000
-55/+100
-55/+100
260°C, 5 seconds, 1.6 mm from case
Operating Temperature (°C)
Storage Temperature (°C)
Soldering Temperature
Solder Adherence per MIL-STD-202E, Method 208C
Red/Green
OPERATING CHARACTERISTICS
(TA=25°C)
Luminous Intensity (mcd)
IF=10mA
Peak Wavelength (nm)
λ
Peak
Viewing Angle (2
Θ
�½)
Forward Voltage (V)
IF=10mA
-9459
Min.
Typical
Typical
Typical
Typical
Max.
2.5/3.7
4.7/10
635/565
50°
2/2.1
2.8/2.8
Θ
is the off axis angle at which the luminous intensity is half the axial luminous intensity
Dialight Corporation • 1501 Route 34 South • Farmingdale, NJ 07727 • TEL: (732) 919-3119 • FAX: (732) 751-5778 •www.dialight.com
4-63
DIALIGHT [ Dialight Corporation ]
