Specifications
| Type | Description |
|---|---|
| Part Number | EL_IR12-21C-TR8 |
| Datasheet Part Number | IR12-21C/TR8 |
| Manufacturer | EVERLIGHT |
| Product Type | SMD LED |
| Category | LED |
| Component Type | LED |
| Inferred Category | LED |
| Chip Material | GaAlAs |
| Lens Color | Water Clear |
| Package Style | Miniature SMD package with right angle lens |
| Package Type | Small double-end package |
| Package Case | Miniature SMD small double-end package with right angle lens; dimensions in mm with ±0.1 mm tolerance, exact dimensions not available in provided text |
| Polarity Marking | Anode and cathode indicated |
| Package Dimension Units | mm |
| Package Dimension Tolerance | ±0.1 mm |
| Continuous Forward Current | 65 mA, Ta=25°C |
| Reverse Voltage | 5 V, Ta=25°C |
| Operating Temperature | -25 to +85 °C |
| Storage Temperature | -40 to +85 °C |
| Soldering Temperature | 260 °C, soldering time ≤5 seconds |
| Power Dissipation | 130 mW at or below 25°C free air temperature |
| Radiant Intensity | Min 0.5 mW/sr, Typ 0.8 mW/sr at IF=20 mA, Ta=25°C |
| Peak Wavelength | Typ 940 nm at IF=20 mA, Ta=25°C |
| Spectral Bandwidth | Typ 45 nm at IF=20 mA, Ta=25°C |
| Forward Voltage | Typ 1.2 V, Max 1.5 V at IF=20 mA, Ta=25°C |
| View Angle | Typ 150 deg, 2θ1/2, Ta=25°C |
| Reverse Current | Max 10 μA at VR=5 V, Ta=25°C |
| Reflow Soldering Limit | Maximum 2 times |
| Floor Life After Opening | 168 hours at 10°C to 30°C and ≤60% RH after opening |
| Recommended Pre-Opening Storage | 10°C to 30°C, 90% RH or less |
| Recommended Shelf Use Period | Within 1 year |
| Bake Condition | 96 hours at 60°C ±5°C and <5% RH |
| Hand Soldering Temperature | Less than 350°C |
| Hand Soldering Time | Within 3 seconds once per terminal |
| Hand Soldering Iron Capacity | Less than 25 W |
| Packing Quantity | 2000 pcs/reel |
| Carrier Tape Dimension Tolerance | ±0.1 mm |
| Datasheet Status | request_only |
Product Overview
The diode is specified for 940 nm typical peak wavelength and 45 nm typical spectral bandwidth at IF=20 mA and Ta=25°C. Radiant intensity is listed as 0.5 mW/sr minimum and 0.8 mW/sr typical under the same test condition. Forward voltage is 1.2 V typical and 1.5 V maximum, while reverse current is 10 μA maximum at VR=5 V.
Key Features
- GaAlAs infrared emitting diode chip material
- Water clear lens for infrared emission package
- Miniature SMD package with right angle lens
- Small double-end package construction
- 940 nm typical peak wavelength at 20 mA
- 150 degree typical viewing angle at Ta=25°C
- 65 mA continuous forward current rating
- 1.2 V typical forward voltage at 20 mA
- Maximum 10 μA reverse current at 5 V
- Supplied in 2000 pcs per reel packing
Typical Applications
- 940 nm infrared emission circuits
- Right angle optical emitter layouts
- Surface mount infrared LED assemblies
- Wide angle infrared illumination
- Optical sensing emitter positions
- Compact double-end SMD designs
Procurement Notes
When requesting a quote for EL_IR12-21C-TR8, buyers should confirm the manufacturer, package or case, required quantity, target date code, compliance documents, packing method, destination country and expected delivery schedule.
If alternatives are acceptable, buyers should share the approved vendor list, required electrical or optical limits, package constraints and qualification requirements. Any alternative part should be reviewed by the buyer's engineering team before production use.
For LED and optoelectronic sourcing, brightness bin, wavelength or color temperature bin, forward voltage range, viewing angle, moisture sensitivity level and soldering process limits may affect final selection, availability and lead time.
FAQ
What type of LED is EL_IR12-21C-TR8?
EL_IR12-21C-TR8 is an EVERLIGHT infrared emitting diode in the LED category. The datasheet identifies the device as IR12-21C/TR8 and specifies a GaAlAs chip with a water clear lens.
What package is used for this infrared emitting diode?
The package is described as a miniature SMD package with a right angle lens and a small double-end package type. Package dimensions are in millimeters, with ±0.1 mm tolerance unless otherwise specified.
What are the main optical specifications at 20 mA?
At IF=20 mA and Ta=25°C, the diode has 940 nm typical peak wavelength, 45 nm typical spectral bandwidth, and radiant intensity of 0.5 mW/sr minimum and 0.8 mW/sr typical.
What soldering limits are listed for EL_IR12-21C-TR8?
The datasheet lists 260°C soldering temperature for no more than 5 seconds and a reflow soldering limit of maximum two times. Hand soldering is less than 350°C within 3 seconds once per terminal using an iron under 25 W.
Technical Review & Sourcing Note
Prepared by LDeepAI Component Sourcing Team. Reviewed for RFQ, documentation and alternative sourcing use. Last updated: June 30, 2026.
This page is based on manufacturer datasheet information and LDeepAI sourcing review. Specifications should be verified against the official manufacturer datasheet before final procurement or design approval. Final electrical, optical and reliability approval should be confirmed by the buyer's engineering team.