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| Part Number | SFH 4278S |
| Datasheet | SFH 4278S datasheet |
| Description | POWER TOPLED LENS BLACKPRINT |
| Manufacturer | OSRAM Opto Semiconductors Inc. |
| Series | Power TOPLED® |
| Part Status | Obsolete |
| Type | Infrared (IR) |
| Current - DC Forward (If) (Max) | 100mA |
| Radiant Intensity (Ie) Min @ If | 160mW/sr @ 100mA |
| Wavelength | 860nm |
| Voltage - Forward (Vf) (Typ) | 3.1V |
| Viewing Angle | 30° |
| Orientation | Top View |
| Operating Temperature | -40°C ~ 100°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 4-PLCC |