MT4710C-UBL is a blue visible emitter produced by Marktec. It has high power output and high reliability. It is applied to optical sensors, fiber optic communications and indicators.
The MT4730N2-UBL is a metal‑can blue emitter designed for high reliability, high output power, and a narrow beam angle. It is suitable for applications such as paper sensors, color sensors, and barcode readers.
The datasheet lists electrical and optical characteristics, including forward voltage, reverse voltage, power output, beam angle, wavelength data, and temperature limits, and provides graphs of forward current, power output, radiation pattern, and spectral output.
| Forward Voltage (typ) | 3.60 V |
|---|---|
| Power Output (IF=20mA) | 1.10 mW |
| Maximum Power Dissipation | 120.00 W |
| Half‑Intensity Beam Angle | +3° |
| Peak Wavelength (IF=20mA) | 465 nm |
| Dominant Wavelength (IF=20mA) | 470 nm |
| Spectral Line Half Width (IF=20mA) | 28 nm |
| Operating Temperature | -20 °C to +85 °C |
| Storage Temperature | -30 °C to +100 °C |
| Junction Temperature | 100 °C |
| Soldering Temperature (max) | 260 °C for 5 s |
The typical forward voltage at 20 mA is 3.60 V.
The peak wavelength is 465 nm when driven at 20 mA.
It operates from –20 °C up to +85 °C.