Advancing the UV/EUV
Measurement Science


AXUV Series

100% Internal Quantum Efficiency in the UV/EUV

AXUV Information

AXUV Products


UVG Series

100% Internal Quantum Efficiency and Improved Stability in the UV

UVG Information

UVG Products


SXUV Series

Hundred of gigarads of radiation hardness; no degradation on exposure to 100 eV photons

SXUV Information

SXUV Products

PN Series

Newly available diodes with a p-on-n structure and 100% IQE between 350 and 940 nm.

PN Diodes: Information

PN Diodes: Information

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Technical Information

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International Radiation Detectors, Inc.

Specifications (22°C)

Sensitive Area (mm2) Size (mm) Package Type Shunt Resistance (M-Ohm) Dark Current at 50V Capacitance at 0V Risetime (10-90%)
UVG100 100 10 X 10 Ceramic 100 * 20 nF**

10 µSec**
UVG100S 100 10 X 10 Ceramic 100 * 20 nF**

10 µSec**
UVG300 330 22 X 15 Plastic 20 * 40 nF** 15 µSec**
UVG19 20 2 X 10 Ceramic 100 * 4 nF** 2 µSec**
UVG20 20 5 Ø TO-8 1000 * 4 nF** 2 µSec**
UVG20C 24 5.5 Ø TO-8 1000 * 4 nF** 2 µSec**
UVG20S 24 5.5 Ø Ceramic 1000 * 4 nF** 2 µSec**
UVG20S-BP1 24 5.5 Ø Ceramic 1000 * 4 nF** 2 µSec**
UVG20BNC 20 5 Ø BNC 1000 * 2 nF** 2 µSec**
UVG20B 24 5.5 Ø Ceramic 100 * 5 nF** 1 µSec**
UVG20HED 20 5 Ø Ceramic 100 * 5 nF** 1 µSec**
UVG12 12 4 Ø TO-5 1000 * 2 nF** 2 µSec**
UVG10 10 10 X 1 Ceramic 1000 * 2 nF** 2 µSec**
UVG12C 12 4 Ø TO-5 1000 * 2 nF** 2 µSec**
UVG5 # 5 2.5 Ø TO-5 1000 2 nA 200 pF < 2 nSec
UVG5S 5 2.5 Ø TO-5 1000 2 nA 200 pF < 2 nSec
UVG5S/I 5 2.5 Ø TO-5 1000 2 nA 200 pF < 2 nSec
UVG576 576 24 X 24 Metal 10 * 100 nF 50 µSec**

All UVG products have at least 7 orders of magnitude dynamic range.
Please specify if detectors with larger dynamic range are required.

Part Number Extension Guide
BNC Detecting element mounted in a BNC type connector
BP1 Diode with UV bandpass filter
UG11 Colored glass
C TO package with protective cap (no window)
HED High Energy Diode
I Photodiode anode isolated from package
S TO package with protective cap and Suprasil II window

 

Notes
* May be selected for a specific application at
no additional cost.
** Devices with better values may be selected.
# Use with 10-50 volts bias.