SFH 4230 is a high power infrared emitter with 850nm wavelength and maximum output power of 440mW. It features high efficiency and small package, and is suitable for infrared illumination, surveillance systems, IR data transmission, driver assistance systems and machine safety.
The SFH 4230 is a point‑light source infrared diode designed for high efficiency in a compact 1 × 1 mm package. It delivers up to 1 A forward current, has a low thermal resistance of 15 K/W, and emits a peak wavelength of 850 nm with a spectral bandwidth of about 40 nm.
Typical applications include infrared illumination for CMOS cameras, driver‑assist systems, surveillance and IR data transmission. Safety notes reference IEC 60825‑1 / 62471, warning that the emitted infrared radiation can be hazardous to the human eye if proper precautions are not followed.
| Thermal resistance (junction‑to‑case) | 15 K/W |
|---|---|
| Total radiant flux (max) | 800 mW |
Safety guidelines follow IEC 60825‑1 and IEC 62471.