Key facts
- Brand
- Osram
- Model
- E3A
- Industry
- Industrial
- Documents
- 3
- Languages
- DE
- Last added
- 2012-05-11
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OSRAM LEW E3A Datasheet
The LEW E3A is a high‑brightness, thin‑GaN® LED module designed for general lighting, medical illumination, traffic signs, and high‑end strobe applications. It offers a typical color temperature of 5600 K, a color rendering index of 80, and a Lambertian viewing angle of 120°.
Key specifications include an operating temperature range of –40 °C to +100 °C, a junction temperature limit of 150 °C, forward voltage of 20.8 V at 700 mA, and an optical efficiency of up to 38 Im/W at 350 mA. The device is supplied in single‑brightness and single‑chromaticity groups, with 60 pieces per packing unit. This manual is written in German.
Osram E3A specifications
| Optical efficiency (typ.) | 38 Im/W at 350 mA |
|---|---|
| Light emitting surface | 2.1 mm × 3.2 mm |
| Color coordinates (x, y) | x = 0.33, y = 0.33 |
| Color rendering index | 80 |
| Typical forward voltage (700 mA) | 20.8 V |
Source: OSRAM LEW E3A Datasheet
All Osram E3A documents by type
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in these manuals
What is the typical forward voltage of the LEW E3A?
The typical forward voltage is 20.8 V at a forward current of 700 mA.
From: OSRAM LEW E3A Datasheet
What optical efficiency does the LED achieve at 350 mA?
It reaches an optical efficiency of 32 lm/W at 350 mA for the 4200 K version.
From: OSRAM LE CW E3AOSTAR Lighting without Optics Lead-Free RoHS Compliant Datasheet
How many units are packed in each tray?
Each packaging unit contains 60 pieces of the LED module.
From: OSRAM LE CW E3AOSTAR Lighting without Optics Lead-Free RoHS Compliant Datasheet
What is the maximum forward current for each LED chip?
The maximum forward current per chip is 1000 mA.
From: OSRAM LE CW E3A OSTAR Lighting without Optics Datasheet
What optical efficiency does the LE CW E3A achieve?
Typical optical efficiency is 33 lm/W at 350 mA and a colour temperature of 3500 K.
From: OSRAM LE CW E3A OSTAR Lighting without Optics Datasheet