Specifications
| Type | Description |
|---|---|
| Part Number | EL_DIR-0000146-HIR26-21C-L289-TR8-Datasheet_Rev_3 |
| Manufacturer | EVERLIGHT |
| Product Type | SMD LED |
| Category | LED |
| Device Part Number | HIR26-21C/L289/TR8 |
| Device Category | HIR |
| Chip Material | GaAlAs |
| Lens Color | Water Clear |
| Peak Wavelength Feature | 850 nm |
| Package Case | 1.6mm round subminiature SMD, small double-end package; water clear molded plastic spherical top-view lens |
| Package Format | 12 mm tape on 7 inch diameter reel |
| Continuous Forward Current | 65 mA; Ta=25°C |
| Peak Forward Current | 1.0 A; pulse width ≤100 µs, duty ≤1%, Ta=25°C |
| Reverse Voltage | 5 V; Ta=25°C |
| Operating Temperature | -40 to +85 °C; absolute maximum rating |
| Storage Temperature | -40 to +100 °C; absolute maximum rating |
| Soldering Temperature | 260 °C; soldering time ≤5 seconds |
| Power Dissipation | 130 mW; at or below 25°C free air temperature |
| Radiant Intensity at 20 mA | min 10, typ 17 mW/sr; IF=20 mA, Ta=25°C |
| Radiant Intensity at 100 mA | typ 85 mW/sr; IF=100 mA, pulse width ≤100 µs, duty ≤1%, Ta=25°C |
| Peak Wavelength | typ 850 nm; IF=20 mA, Ta=25°C |
| Spectral Bandwidth | typ 30 nm; IF=20 mA, Ta=25°C |
| Forward Voltage at 20 mA | min 1.20, typ 1.40, max 1.70 V; IF=20 mA, Ta=25°C |
| Forward Voltage at 100 mA | min 1.40, typ 1.60, max 2.20 V; IF=100 mA, pulse width ≤100 µs, duty ≤1%, Ta=25°C |
| Reverse Current | max 10 µA; VR=5 V, Ta=25°C |
| View Angle | typ 25 deg; 2θ1/2, IF=20 mA, Ta=25°C |
| Moisture Storage After Opening | 30°C or less and 60% RH or less |
| Floor Life After Opening | 168 hours / 7 days |
| Baking Treatment | 60±5°C for 24 hours; if silica gel faded or storage time exceeded |
| Reflow Soldering Limit | Not more than 2 times; Pb-free soldering process |
| Soldering Iron Temperature | less than 350°C for 3 seconds; each terminal, once, soldering iron capacity less than 25 W |
| Soldering Iron Interval | 2 seconds or more between soldering each terminal |
| Carrier Tape Loaded Quantity | 1500 pcs/reel |
| Dimensional Tolerance | ±0.1 mm unless otherwise mentioned |
| Stencil Thickness Recommendation | 0.10 mm |
| Solder Paste Recommendation | Sn/Ag3.0/Cu0.5 |
| Datasheet Status | request_only |
Product Overview
The HIR26-21C/L289/TR8 is an EVERLIGHT infrared emitting diode in the LED category. The device selection guide identifies it as an HIR device using GaAlAs chip material with a water clear lens. Its package is a 1.6mm round subminiature SMD, small double-end format with a water clear molded plastic spherical top-view lens.
Electrical and optical data are specified at Ta=25°C. At IF=20 mA, radiant intensity is rated at minimum 10 mW/sr and typical 17 mW/sr, with a typical 850 nm peak wavelength, typical 30 nm spectral bandwidth, and typical 25 degree view angle. Forward voltage at IF=20 mA is 1.20 V minimum, 1.40 V typical, and 1.70 V maximum.
For pulsed operation at IF=100 mA with pulse width ≤100 µs and duty ≤1%, radiant intensity is typical 85 mW/sr and forward voltage is 1.40 V minimum, 1.60 V typical, and 2.20 V maximum. Assembly information includes 12 mm tape on 7 inch reel packaging, 1500 pcs/reel loaded quantity, 0.10 mm stencil thickness recommendation, and Sn/Ag3.0/Cu0.5 solder paste recommendation.
Key Features
- GaAlAs infrared emitting diode construction
- 850 nm peak wavelength feature
- Water clear molded plastic top-view lens
- 1.6mm round subminiature SMD package
- 65 mA continuous forward current rating
- 1.0 A peak pulsed forward current rating
- Typical 25 degree viewing angle
- Typical 30 nm spectral bandwidth
- 1500 pcs per reel carrier tape quantity
- Sn/Ag3.0/Cu0.5 solder paste recommendation
Typical Applications
- 850 nm infrared emitter circuits
- Compact top-view SMD layouts
- Pulsed infrared drive designs
- Water clear lens optical assemblies
- GaAlAs infrared diode designs
- Tape-and-reel SMD assembly
Procurement Notes
When requesting a quote for EL_DIR-0000146-HIR26-21C-L289-TR8-Datasheet_Rev_3, 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 is the peak wavelength of HIR26-21C/L289/TR8?
The datasheet lists an 850 nm peak wavelength feature. Under IF=20 mA and Ta=25°C test conditions, the peak wavelength is specified as typical 850 nm.
What package does this EVERLIGHT infrared diode use?
HIR26-21C/L289/TR8 uses a 1.6mm round subminiature SMD small double-end package with a water clear molded plastic spherical top-view lens.
What are the forward voltage ratings at 20 mA?
At IF=20 mA and Ta=25°C, forward voltage is specified as 1.20 V minimum, 1.40 V typical, and 1.70 V maximum.
What handling limits apply after opening the package?
After opening, storage conditions are 30°C or less and 60% RH or less. Floor life is listed as 168 hours or 7 days, with baking at 60±5°C for 24 hours if required.
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.