

Overview
The APTD2012LSURCK is a LED Indication Discrete made by Kingbright in a 0805 package with 2 pins. -40℃~+85℃ 150mcd 2.1V 2mA 40° 630nm 645nm 75mW Discrete Diode Red Water Clear 0805 LED Indication - Discrete ROHS.
PCBKit's library has its KiCad symbol (Device:LED, from KiCad's library) and its footprint (LED_SMD:LED_0805_2012Metric, from KiCad's library), ready for a KiCad board. 2,166 are in stock at JLCPCB (part C5366382). 6 open-source boards in 4 repositories on GitHub use it.
Symbol
Footprint
From the datasheet
7- Forward voltage
- 1.75 V · typical at IF = 2 mA, TA = 25°C · p. 2
- Forward current, most
- 30 mA · max DC forward current at TA = 25°C · p. 2
- Reverse voltage, most
- 5 V · max reverse voltage · p. 2
- Junction, hottest
- 115 °C · max junction temperature · p. 2
- Works from
- -40 °C · min operating ambient temperature · p. 2
- Works up to
- 85 °C · max operating ambient temperature · p. 2
- Junction to air (2.0 x 1.25 mm SMD Chip LED Lamp)
- 680 K/W · junction to ambient, FR4 PCB, pad size ≥ 16 mm² per pad · p. 2
What it is and has
5- Package dimensions
- 2.0 mm x 1.25 mm, 1.05 mm thickness · p. 1
- Packing
- 3000 pcs / reel · p. 1
- Moisture sensitivity level
- 3 · p. 1
- Halogen-free
- Yes · p. 1
- RoHS
- Compliant · p. 1
Specifications
19| Parameter | Conditions | As printed | Page |
|---|---|---|---|
| Wavelength at Peak Emission λpeak | Hyper Red; IF = 2mA | typ 645 nm | 2 |
| Dominant Wavelength λdom [1] | Hyper Red; IF = 2mA | typ 630 nm | 2 |
| Spectral Bandwidth at 50% Φ REL MAX ∆λ | Hyper Red; IF = 2mA | typ 28 nm | 2 |
| Capacitance C | Hyper Red | typ 35 pF | 2 |
| Forward Voltage VF [2] | Hyper Red; IF = 2mA | min 1.5 · typ 1.75 · max 2.1 V | 2 |
| Reverse Current IR | Hyper Red; VR = 5V | max 10 uA | 2 |
| Temperature Coefficient of λpeak TCλpeak | Hyper Red; IF = 2mA, -10°C ≤ T ≤ 85°C | typ 0.14 nm/°C | 2 |
| Temperature Coefficient of λdom TCλdom | Hyper Red; IF = 2mA, -10°C ≤ T ≤ 85°C | typ 0.05 nm/°C | 2 |
| Temperature Coefficient of VF TCV | Hyper Red; IF = 2mA, -10°C ≤ T ≤ 85°C | typ -1.9 mV/°C | 2 |
| Power Dissipation PD | TA=25°C | max 75 mW | 2 |
| Reverse Voltage VR | TA=25°C | max 5 V | 2 |
| Junction Temperature Tj | TA=25°C | max 115 °C | 2 |
| Operating Temperature Top | min -40 · max 85 °C | 2 | |
| Storage Temperature Tstg | min -40 · max 85 °C | 2 | |
| DC Forward Current IF | TA=25°C | max 30 mA | 2 |
| Peak Forward Current IFM [1] | TA=25°C; 1/10 Duty Cycle, 0.1ms Pulse Width | max 185 mA | 2 |
| Electrostatic Discharge Threshold (HBM) - | TA=25°C | max 3000 V | 2 |
| Thermal Resistance (Junction / Ambient) Rth JA [2] | Mounting on PC board FR4, pad size ≥ 16 mm² per pad | max 680 °C/W | 2 |
| Thermal Resistance (Junction / Solder point) Rth JS [2] | Mounting on PC board FR4, pad size ≥ 16 mm² per pad | max 520 °C/W | 2 |
Parameters
15- Diode Configuration
- Discrete Diode
- Forward Current(If)
- 30mA
- Illumination Color
- Red
- Junction Temperature(Max)
- 115℃
- Lens Color
- Water Clear
- Luminous Intensity
- 150mcd
- Operating Temperature
- -40℃~+85℃
- Peak Wavelength
- 645nm
- Power(Watts)
- 75mW
- Reverse Voltage
- 5V
- Test Current
- 2mA
- Thermal Resistance(Junction to Ambient)
- 680℃/W
- Viewing Angle
- 40°
- Voltage - Forward(Vf)
- 1.75V
- Wavelength - Dominant
- 630nm
Order codes
1- APTD2012LSURCKLCSC C5366382
Pinout
2| Pin | Name | Type |
|---|---|---|
| 1 | K | Passive |
| 2 | A | Passive |
Open-source boards using it
All 6- 2 layers112 × 47 mm

- 4 layers85.9 × 82 mm

BalloonMotherboardV4
EggiEl/SpiCy-BEXUS
Cyanobacteria are among the oldest and most efficient photosynthetic organisms on planet Earth. They contribute 25% of the oxygen on Earth today and were crucial in forming our atmosphere in the early stages of Earth's…
283 parts1 - 2 layers125 × 145 mm

MPPT
lhr-solar/Power-Generation-Sunscatter
The current maintainer of this project is Matthew Yu as of 07/16/2023. His email is matthewjkyu@gmail.com.
134 parts - 4 layers123.8 × 76.2 mm

BalloonMotherboardV3
EggiEl/SpiCy-BEXUS
Cyanobacteria are among the oldest and most efficient photosynthetic organisms on planet Earth. They contribute 25% of the oxygen on Earth today and were crucial in forming our atmosphere in the early stages of Earth's…
198 parts1 - 4 layers97.3 × 82 mm

BalloonMotherboardV4.1
EggiEl/SpiCy-BEXUS
Cyanobacteria are among the oldest and most efficient photosynthetic organisms on planet Earth. They contribute 25% of the oxygen on Earth today and were crucial in forming our atmosphere in the early stages of Earth's…
256 parts1 - 2 layers75 × 28 mm

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Is there a KiCad symbol and footprint for the APTD2012LSURCK?
Yes. The symbol is Device:LED and the footprint LED_SMD:LED_0805_2012Metric, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the APTD2012LSURCK?
0805, with 2 pins. Its footprint is drawn on this page.
Where is the APTD2012LSURCK datasheet?
Kingbright publishes it: the Datasheet link on this page opens it.
Where can I order the APTD2012LSURCK?
JLCPCB lists it as part C5366382, with 2,166 in stock; the sellers' links on this page open their listings.
What can replace the APTD2012LSURCK?
Parts like it in the library: the KT-0805G by Hubei KENTO Elec, the KT-0805W by Hubei KENTO Elec, the F.0805.00004/P2-0805G2TS2-08T-002 by TUOZHAN and the TZ-P2-0805BTCS2-0.8T by TUOZHAN. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Which open-source boards use the APTD2012LSURCK?
6 boards in 4 repositories on GitHub; the most starred are listed on this page, with their KiCad files.
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