VTD205K (SFH205K INDUSTRY EQUIVALENT) is a large area planar silicon photodiode produced by PerkinElmer Optoelectronics. It has a waterclear, cast epoxy sidelooker package and exhibits low dark current under reverse bias and fast speed of response.
The VTD205K is a large‑area planar silicon photodiode offered by PerkinElmer Optoelectronics. It features a water‑clear epoxy package, low dark current under reverse bias, and fast response speed. The device is suitable for applications requiring a broad spectral response from 400 nm to 1100 nm.
Key specifications include absolute maximum ratings such as storage and operating temperatures from –40 °C to 100 °C, breakdown voltage up to 50 V, and detailed electro‑optical characteristics measured at 25 °C. Package dimensions and contact information are also provided.
| Storage Temperature | -40 °C to 100 °C |
|---|---|
| Spectral Range | 400 nm – 1100 nm |
| Peak Sensitivity | 0.6 A/W |
| Dark Current (Ip) at 10 V | 2 nA (typ) |
| Breakdown Voltage | 20 V – 50 V |
| Angular Response | -50 % at +60° |
The VTD205K operates over a spectral range of 400 nm to 1100 nm.
The typical dark current is 2 nA at a reverse bias of 10 V.
The peak responsivity is 0.6 A/W.
The device can be stored from –40 °C to 100 °C.