# JNJ-HIR26-21C

**JNJ OPTOELECTRONICS** · Infrared LED Emitters · 1206

JNJ-HIR26-21C from JNJ OPTOELECTRONICS, in a 1206. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.


::adom-states{src="/adom/jnj-hir26-21c/render/states.json"}

## Pinout

| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | K | passive | Cathode terminal of the 850nm IR LED (the symbol shows pin 1 on the diode's bar side, with pin 2 marked +); max continuous forward current 50 mA, reverse voltage 5 V. |
| 2 | A | passive | Anode terminal (+) of the 850nm IR LED; forward voltage 1.4 V typ and 2.2 V max at IF=20 mA, max continuous current 50 mA, pulse current 200 mA (tp=100us, 10% duty). |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | JNJ OPTOELECTRONICS |
| Package | 1206 |
| Category | Optoelectronics |
| Pins | 2 |

## Electrical characteristics

Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).

| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Max Continuous Working Current | IF |  |  | 50 | mA | Ta=25°C | 4 |
| Max Pulse Current | IFP |  |  | 200 | mA | Ta=25°C; pulse width tp=100us, duty cycle=10% | 4 |
| Reverse Voltage | VR |  |  | 5 | V | Ta=25°C | 4 |
| Operating Temperature | Topr | -40 |  | 100 | °C |  | 4 |
| Storage Temperature | Tstg | -40 |  | 100 | °C |  | 4 |
| Reflow Soldering Temperature | Tsol |  |  | 245 | °C | for 10sec | 4 |
| Junction Temperature | Tj |  |  | 115 | °C |  | 4 |
| Radiant Intensity | Ie | 20 | 35 |  | mW/Sr | IF=20mA | 4 |
| Forward Voltage | VF |  | 1.4 | 2.2 | V | IF=20mA | 4 |
| Reverse Current | IR |  |  | 10 | μA | VR=5.0V | 4 |
| Electrostatic Discharge Threshold (ESD Human Body Model) |  |  |  | 2000 | V | Human Body Model | 4 |

## CAD (KiCad official)

- Symbol: `JNJ-HIR26-21C`
- Footprint: `LED_SMD:LED_1206_3216Metric`
- 3D model: 1206 (KiCad packages3D, STEP)
- 3D model files: `jnj-hir26-21c-etched.step` / `jnj-hir26-21c-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `jnj-hir26-21c.step` / `jnj-hir26-21c.glb` are the bare package body.

## Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

- **Datasheet:** [JNJ OPTOELECTRONICS datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603393135091871744) (9 pp, sha256 `f4014b1df0b5cbfd`, retrieved 2026-10-17, tier: lcsc)
- **Datasheet language:** Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (text+vision), consensus `claude-opus-5-5` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
- **CAD:** KiCad official libraries (CC-BY-SA 4.0).

[Datasheet PDF](docs/jnj-hir26-21c-datasheet.pdf)