1.8mm Package Discrete LED
YELLOW
1.8YX
♦
♦
♦
♦
♦
♦
1.8mm Small Footprint Package
RoHS Compliant
Water Clear (C) and Diffused (D) Lenses
Available in a Shouldered Lead Frame style
Ideal for Status Indication and Display
Recommended for Bivar H-381C and H-485C holder
assemblies
Bivar 1.8mm Package LED may be used in almost any Application where smaller indication lights are
required. Bivar offers water clear LED lens for maximum light output and diffused LED lens for uniform
light output, The Shouldered Lead frame LED has a built in strain relief feature which is ideal for Right
Angle Holder assemblies that require lead bends.
Peak. Wavelength
λp(nm)
TYP.
590nm
Part Number
1.8YC
1.8YD
Material
Emitted Color
Lens Appearance
Water Clear
Yellow Diffused
Viewing Angle
35°
50°
GaAsP/GaP
YELLOW
Outline Dimensions
Outline Drawings Notes:
1. All dimensions are in inches [millimeters].
2. Standard tolerance: ±0.010" unless otherwise noted.
3. Tolerance of overall epoxy outline: ±0.020" unless otherwise noted.
4. Epoxy meniscus may extend to 0.060" max.
Part Number Designation
1.8 X X
LED Dome, mm
Emitted Color
ATTENTION
OBSERVE PRECAUTIONS
FOR HANDLING
ELECTROSTATIC
SENSITIVE DEVICES
Lens Appearance
Moisture
Sensitivity
Levels 1
RoHS
Compliant
Bivar reserves the right to make changes at any time without notice.
Bivar, Inc. — 4 Thomas, Irvine, California 92618, U.S.A.
Phone: (949) 951-8808 Fax: (949) 951-3974 E-mail: bivar@bivar.com Web: www.bivar.com
Revision A 03/08
Page 1 of 4
3mm (T1) Package Discrete LEDs
1.8mm Package Discrete LED
AMBER
YELLOW
Absolute Maximum Ratings
T
A
= 25°C unless otherwise noted
Power Dissipation
Forward Current ( DC )
Peak Forward Current
1
Reverse Voltage
Operating Temperature Range
Storage Temperature Range
Lead Soldering Temperature ( 3 mm from the base of the epoxy bulb )
2
Notes: 1. 10% Duty Cycle, Pulse Width
≤
0.1 msec.
85 mW
30 mA
150 mA
5V
-25 ~ +85°C
-30 ~ +100°C
260°C
2. Solder time less than 5 seconds at temperature extreme.
Electrical / Optical Characteristics
T
A
= 25°C & I
F
= 20 mA unless otherwise noted
Forward
Voltage (V)
1
Recommend
Forward
Current (mA)
Reverse
Dominant
Current
Wavelength (nm)
2
(μA)
MAX
100
MIN
/
/
TYP
/
/
MAX
/
/
Luminous
Intensity Iv (mcd)
MIN
/
/
TYP
20
10
MAX
/
/
Viewing
Angle
2
Ө
½
(deg)
TYP
35
50
Part Number
MIN TYP MAX MIN TYP MAX
1.8YC
1.8YD
/
2.0
2.8
/
20
/
Notes: 1. Tolerance of forward voltage : ±0.05V.
2. Tolerance of dominant wavelength : ±1.0nm.
Bivar reserves the right to Bivar reserves theany time make changes at any time without supply the best product possible.
make changes at right to in order to improve design and to notice.
Bivar, Inc. — 4 Thomas, Irvine, California 92618, U.S.A.
Phone: (949) 951-8808 Fax: (949) 951-3974 E-mail: bivar@bivar.com Web: www.bivar.com
Revision A 03/08
Page 2 of 4
3mm (T1) Package Discrete LEDs
1.8mm Package Discrete LED
AMBER
YELLOW
Typical Electrical / Optical Characteristics
T
A
= 25°C unless otherwise noted
Iv
0°
10°
20°
30°
40°
1.0
35°
50°
0.5
50°
60°
70°
80°
0.0
500
λ(nm)
90°
0.5
0.3
0.1
0.2
0.4
0.6
Fig. 2 Directivity Radiation Diagram
550
600
650
700
Fig. 1 Relative Luminous Intensity vs. Wavelength
@ 20mA
If (mA)
1000
100
10
1
0.1
1.0
Vf (V)
Iv
3.0
2.0
1.0
2.0
3.0
4.0
5.0
0.0
1
10
100
1000
If (mA)
Fig. 3 Forward Current vs. Forward Voltage
Fig. 4 Relative Luminous Intensity vs. Forward Current
Normalize @ 20 mA
Iv
Vf (V)
1.2
1.1
1.0
0.9
0.8
-40
T (°C)
3.0
2.0
1.0
0
40
80
0.0
T (°C)
-40
0
40
80
Fig. 5 Forward Voltage vs. Temperature
Fig. 6 Relative Luminous Intensity vs. Temperature
Bivar reserves the right to Bivar reserves theany time make changes at any time without supply the best product possible.
make changes at right to in order to improve design and to notice.
Bivar, Inc. — 4 Thomas, Irvine, California 92618, U.S.A.
Phone: (949) 951-8808 Fax: (949) 951-3974 E-mail: bivar@bivar.com Web: www.bivar.com
Revision A 03/08
Page 3 of 4
3mm (T1) Package Discrete LEDs
1.8mm Package Discrete LED
AMBER
YELLOW
Recommended Soldering Conditions
Recommended Lead Free Wave Soldering Profile
Preheat Temperature: 100ºC Max.
Preheat Time: 20 ~ 50 Seconds
Peak Temperature: 260ºC Max.
Solder Time Above 217ºC: 5 Seconds Max.
Note: Turn off top heater at preheat to prevent the lamp body directly exposed to the heat source.
Packaging and Labeling Plan
AntiStatic Poly Bag with Desiccant
(500 pcs Max. per Bag)
Bivar reserves the right to Bivar reserves theany time make changes at any time without supply the best product possible.
make changes at right to in order to improve design and to notice.
Bivar, Inc. — 4 Thomas, Irvine, California 92618, U.S.A.
Bivar, Inc. — 4 Thomas, Irvine, California 92618, U.S.A.
Phone: (949) 951-8808 Fax: (949) 951-3974 E-mail: bivar@bivar.com Web: www.bivar.com
Phone: (949) 951-8808 Fax: (949) 951-3974 E-mail: bivar@bivar.com Web: www.bivar.com
Rev. A 01/16/08
Revision A 03/08
Page 4 of 4
Page 4 of 4
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