© 2020 Kingbright. All Rights Reserved. Spec No: DSAD3891 / 1201004473 Rev No: V.12B Date: 08/11/2020
Page 1 / 4
DESCRIPTIONS
The Super Bright Yellow device is made with
AlGaInP (on GaAs substrate) light emitting diode chip
Electrostatic discharge and power surge could
damage the LEDs
It is recommended to use a wrist band or
anti-electrostatic glove when handling the LEDs
All devices, equipments and machineries must be
electrically grounded
FEATURES
Single color
Suitable for all SMD assembly and solder process
Available on tape and reel
Ideal for backlighting
Package: 500 pcs / reel
Moisture sensitivity level: 3
Halogen-free
RoHS compliant
APPLICATIONS
Backlight
Status indicator
Home and smart appliances
Wearable and portable devices
Healthcare applications
ATTENTION
Observe precautions for handling
electrostatic discharge sensitive devices
PACKAGE DIMENSIONS
SELECTION GUIDE
AA4040SYCK
4.0 x 4.0 mm Right Angle Surface Mount LED Lamp
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
AA4040SYCK
■
Super Bright Yellow
(AlGaInP)
Water Clear 120 250 120°
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%.
3. Luminous intensity value is traceable to CIE127-2007 standards.
Notes:
1. All dimensions are in millimeters (inches).
2. Tolerance is ±0.25(0.01") 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.
© 2020 Kingbright. All Rights Reserved. Spec No: DSAD3891 / 1201004473 Rev No: V.12B Date: 08/11/2020
Page 2 / 4
ABSOLUTE MAXIMUM RATINGS at T
A
=25°C
ELECTRICAL / OPTICAL CHARACTERISTICS at T
A
=25°C
AA4040SYCK
Parameter Symbol Emitting Color
Value
Unit
Typ. Max.
Wavelength at Peak Emission I
F
= 20mA λ
peak
Super Bright Yellow
590 - nm
Dominant Wavelength I
F
= 20mA λ
dom
[1]
Super Bright Yellow
590 - nm
Spectral Bandwidth at 50% Φ
REL MAX
I
F
= 20mA ∆λ
Super Bright Yellow
20 - nm
Capacitance C Super Bright Yellow
20 - pF
Forward Voltage I
F
= 20mA V
F
[2]
Super Bright Yellow
2.0 2.5 V
Reverse Current (V
R
= 5V) I
R
Super Bright Yellow
- 10 µA
Temperature Coefficient of λ
peak
I
F
= 20mA, -10°C ≤ T ≤ 85°C TC
λpeak
Super Bright Yellow
0.12 - nm/°C
Temperature Coefficient of λ
dom
I
F
= 20mA, -10°C ≤ T ≤ 85°C TC
λdom
Super Bright Yellow
0.07 - nm/°C
Temperature Coefficient of V
F
I
F
= 20mA, -10°C ≤ T ≤ 85°C TC
V
Super Bright Yellow
-1.9 - mV/°C
Parameter Symbol Value Unit
Power Dissipation P
D
75 mW
Reverse Voltage V
R
5 V
Junction Temperature
T
j
115 °C
Operating Temperature T
op
-40 to +85 °C
Storage Temperature T
stg
-40 to +85 °C
DC Forward Current I
F
30 mA
Peak Forward Current I
FM
[1]
175 mA
Electrostatic Discharge Threshold (HBM)
-
3000 V
Thermal Resistance (Junction / Ambient) R
th
JA
[2]
490 °C/W
Thermal Resistance (Junction / Solder point) R
th
JS
[2]
320 °C/W
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. R
t h
JA
,R
t h
JS
Results from mounting on PC board FR4 (pad size ≥ 16 mm
2
per pad).
3. 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.
© 2020 Kingbright. All Rights Reserved. Spec No: DSAD3891 / 1201004473 Rev No: V.12B Date: 08/11/2020
Page 3 / 4
TECHNICAL DATA
0%
20%
40%
60%
80%
100%
350 400 450 500 550 600 650 700 750 800
T
a
= 25 °C
Yellow
Wavelength (nm)
Relative Intensity (a. u.)
RELATIVE INTENSITY vs. WAVELENGTH
SUPER BRIGHT YELLOW
TAPE SPECIFICATIONS
(units : mm)
REEL DIMENSION
(units : mm)
REFLOW SOLDERING PROFILE for LEAD-FREE SMD PROCESS
0.5 0.50.0
-90°
-75°
-60°
-45°
-30°
-15°
75°
60°
45°
30°
0° 15°
90°
1.0 1.0
T
a
= 25 °C
SPATIAL DISTRIBUTION
AA4040SYCK
0
10
20
30
40
50
1.5 1.7 1.9 2.1 2.3 2.5
T
a
= 25 °C
Forward voltage (V)
Forward current (mA)
0.0
0.5
1.0
1.5
2.0
2.5
0 10 20 30 40 50
T
a
= 25 °C
Forward current (mA)
Luminous intensity normalised at
20 mA
0
10
20
30
40
50
-40 -20 0 20 40 60 80 100
Ambient temperature (°C)
Permissible forward current (mA)
0.0
0.5
1.0
1.5
2.0
2.5
-40 -20 0 20 40 60 80 100
Ambient temperature (°C)
Luminous intensity normalised at
T
a
= 25 °C
Forward Current vs.
Forward Voltage
Luminous Intensity vs.
Forward Current
Forward Current Derating Curve
Luminous Intensity vs.
Ambient Temperature
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.
© 2020 Kingbright. All Rights Reserved. Spec No: DSAD3891 / 1201004473 Rev No: V.12B Date: 08/11/2020
Page 4 / 4
PACKING & LABEL SPECIFICATIONS
AA4040SYCK
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 https://www.KingbrightUSA.com/ApplicationNotes
