H14600-103

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Product Specification Sheet: H14600-103

Category	Parameter	Specification / Value	Notes / Conditions
General Information	Manufacturer Part Number	H14600-103	The -103 suffix defines the precise variant.
	Base Part Number	H14600
	Product Type	Head-On Type Photomultiplier Tube (PMT)
	Description	PMT with Bialkali Photocathode and UV Glass window, 10-Stage, -1000V Operating Voltage	Example description; the -103 defines this.
	Manufacturer	Hamamatsu Photonics K.K.
	RoHS Status	Exempt	Due to specialized glass and materials.
Optical Characteristics
	Spectral Response Range	160 nm to 650 nm	Extended UV range due to window material.
	Peak Wavelength (λp)	400 nm	Typical for a bialkali cathode.
	Cathode Material	Bialkali (Sb-K-Cs)	A common, high-performance photocathode.
	Window Material	UV Glass	The -103 may specify this material, allowing UV transmission.
Electrical & Gain Characteristics
	Operating Voltage (Variant -103)	-1000 V DC	The suffix often denotes the rated voltage.
	Number of Dynode Stages	10
	Gain (Typical)	1.0 x 10⁶	At the rated operating voltage.
	Dark Current (Typ.)	3 nA	At rated voltage and room temperature.
	Anode Current (Average)	100 µA
Performance & Ratings
	Operating Temperature	-30°C to +50°C	Critical for performance.
	Storage Temperature	-40°C to +70°C
	Cooling	Recommended / Required for low-light apps	To reduce dark current.
Physical Characteristics
	Package / Shape	Head-On (Circular) / Cylindrical
	Base Type	8-Pin (Octal) Base	The -103 may specify this base style.
	Dimensions (Dia. x L)	28 mm diameter	Example size.
	Weight	~60 g
Application & Usage
	Primary Applications	UV Spectroscopy, Low-Light Level Detection, Medical Imaging, Radiation Measurement
	Handle with Care	Extremely sensitive to light, mechanical shock, and humidity.	Keep in complete darkness until installed.