R3809U-50

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Product Specification Sheet: R3809U-50

Category	Specification
Product Code / Model Number	R3809U-50
Product Name	Compact Photomultiplier Tube (PMT) Module
Description	A fully integrated, high-sensitivity PMT module with a built-in high-voltage power supply (HVPS) and voltage divider circuit. Designed for low-light detection in analytical instruments, medical imaging, and scientific research.
Key Features	– Ultra-high sensitivity – Built-in high-voltage power supply (0-1000V) – Low dark current – Thermoelectric cooler (TEC) option for reduced noise – Analog output
Spectral Response Range	300 nm – 650 nm
Peak Wavelength (λp)	400 nm
Cathode Luminous Sensitivity	80 μA/lm (Typ.)
Anode Luminous Sensitivity	50 A/lm (Typ.)
Dark Current	5 nA (Max. at rated voltage)
Gain	1 x 10⁶
Output Signal	Analog, 0-5V
Operating Voltage	+12 VDC ±10%
Operating Temperature	0°C to +50°C
Dimensions	40 mm (D) x 80 mm (L)
Output Connector	BNC
Certification	RoHS Compliant, CE
Country of Origin	Japan