© 2018 Kingbright. All Rights Reserved. Spec No: DSAD0924 / 1203001652 Rev No: V.16A Date: 04/03/2018 Page 1 / 4
DESCRIPTION
The High Efficiency Red source color devices are
made with Gallium Arsenide Phosphide on Gallium
Phosphide Orange Light Emitting Diode
FEATURES
1.6 mm x 0.8 mm SMD LED, 0.75 mm thickness
Low power consumption
Wide viewing angle
Ideal for backlight and indicator
Package: 2000 pcs / reel
Moisture sensitivity level: 3
RoHS compliant
APPLICATIONS
Backlight
Status indicator
Home and smart appliances
Wearable and portable devices
Healthcare applications
PACKAGE DIMENSIONS
APT1608EC
1.6 x 0.8 mm SMD Chip LED Lamp
Notes:
1. All dimensions are in millimeters (inches).
2. Tolerance is ±0.1(0.004") unless otherwise noted.
3. The specifications, characteristics and technical data described in the datasheet are subject to
change without prior notice.
4. The device has a single mounting surface. The device must be mounted according to the specifications.
RECOMMENDED SOLDERING PATTERN
(units : mm; tolerance : ± 0.1)
Part Number Emitting Color
(Material) Lens Type
Iv (mcd) @ 20mA [2] Viewing Angle [1]
Min. Typ. 2θ1/2
APT1608EC ■ High Efficiency Red
(GaAsP/GaP)
Water Clear
8 15
*3 *8
150°
SELECTION GUIDE
Notes:
1. θ1/2 is the angle from optical centerline where the luminous intensity is 1/2 of the optical peak value.
2. Luminous intensity / luminous flux: +/-15%.
* Luminous intensity value is traceable to CIE127-2007 standards.
© 2018 Kingbright. All Rights Reserved. Spec No: DSAD0924 / 1203001652 Rev No: V.16A Date: 04/03/2018 Page 2 / 4
ABSOLUTE MAXIMUM RATINGS at TA=25°C
ELECTRICAL / OPTICAL CHARACTERISTICS at TA=25°C
APT1608EC
Parameter Symbol Emitting Color
Value
Unit
Typ. Max.
Wavelength at Peak Emission IF = 20mA λpeak High Efficiency Red 627 - nm
Dominant Wavelength IF = 20mA λdom [1] High Efficiency Red 617 - nm
Spectral Bandwidth at 50% Φ REL MAX
IF = 20mA Δλ High Efficiency Red 45 - nm
Capacitance C High Efficiency Red 15 - pF
Forward Voltage IF = 20mA VF [2] High Efficiency Red 2 2.5 V
Reverse Current (VR = 5V) IR High Efficiency Red - 10 uA
Parameter Symbol Value Unit
Power Dissipation PD 75 mW
Reverse Voltage VR 5 V
Junction Temperature Tj 125 °C
Operating Temperature Top -40 to +85 °C
Storage Temperature Tstg -40 to +85 °C
DC Forward Current IF 30 mA
Peak Forward Current IFM [1] 160 mA
Electrostatic Discharge Threshold (HBM) - 8000 V
Notes:
1. The dominant wavelength (λd) above is the setup value of the sorting machine. (Tolerance λd : ±1nm. )
2. Forward voltage: ±0.1V.
3. Wavelength value is traceable to CIE127-2007 standards.
4. Excess driving current and / or operating temperature higher than recommended conditions may result in severe light degradation or premature failure.
Notes:
1. 1/10 Duty Cycle, 0.1ms Pulse Width.
2. Relative humidity levels maintained between 40% and 60% in production area are recommended to avoid the build-up of static electricity – Ref JEDEC/JESD625-A and JEDEC/J-STD-033.
© 2018 Kingbright. All Rights Reserved. Spec No: DSAD0924 / 1203001652 Rev No: V.16A Date: 04/03/2018 Page 3 / 4
0
10
20
30
40
50
1.5 1.7 1.9 2.1 2.3 2.5
Ta = 25 °C
Forward voltage (V)
Forward current (mA)
0.0
0.5
1.0
1.5
2.0
2.5
0 1020304050
Ta = 25 °C
Forward current (mA)
Luminous intensity normalised at
20 mA
0
10
20
30
40
50
-40-20 0 20406080100
Ambient temperature (°C)
Permissible forward current (mA)
0.0
0.5
1.0
1.5
2.0
2.5
-40-200 20406080100
Ambient temperature (°C)
Luminous intensity normalised at
T
a
= 25 °C
0.50.5 0.0
-90°
-75°
-60°
-45°
-30°
-15°
75°
60°
45°
30°
0° 15°
90°
1.01.0
T
a
= 25 °C
0%
20%
40%
60%
80%
100%
350 400 450 500 550 600 650 700 750 800
T
a
= 25 °C
Red
Wavelength (nm)
Relative Intensity (a. u.)
TECHNICAL DATA
HIGH EFFICIENCY RED
TAPE SPECIFICATIONS (units : mm)
REEL DIMENSION (units : mm)
REFLOW SOLDERING PROFILE for LEAD-FREE SMD PROCESS
Forward Current vs.
Forward Voltage
Luminous Intensity vs.
Forward Current
Forward Current Derating Curve Luminous Intensity vs.
Ambient Temperature
APT1608EC
Notes:
1. Don't cause stress to the LEDs while it is exposed to high temperature.
2. The maximum number of reflow soldering passes is 2 times.
3. Reflow soldering is recommended. Other soldering methods are not recommended as they might
cause damage to the product.
RELATIVE INTENSITY vs. WAVELENGTH SPATIAL DISTRIBUTION
© 2018 Kingbright. All Rights Reserved. Spec No: DSAD0924 / 1203001652 Rev No: V.16A Date: 04/03/2018 Page 4 / 4
PACKING & LABEL SPECIFICATIONS
APT1608EC
PRECAUTIONARY NOTES
1. The information included in this document reflects representative usage scenarios and is intended for technical reference only.
2. The part number, type, and specifications mentioned in this document are subject to future change and improvement without notice. Before production usage customer should refer to
the latest datasheet for the updated specifications.
3. When using the products referenced in this document, please make sure the product is being operated within the environmental and electrical limits specified in the datasheet. If
customer usage exceeds the specified limits, Kingbright will not be responsible for any subsequent issues.
4. The information in this document applies to typical usage in consumer electronics applications. If customer's application has special reliability requirements or have life-threatening
liabilities, such as automotive or medical usage, please consult with Kingbright representative for further assistance.
5. The contents and information of this document may not be reproduced or re-transmitted without permission by Kingbright.
6. All design applications should refer to Kingbright application notes available at http://www.KingbrightUSA.com/ApplicationNotes
