H14950-200

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Product Specification Sheet: H14950-200

Category	Parameter	Specification / Value	Notes / Conditions
General Information	Manufacturer Part Number	H14950-200	The -200 suffix defines this high-performance variant.
	Base Part Number	H14950	Modular photodetector assembly.
	Product Type	High-Temperature Amplified Photodetector Module	Integrated detector, HV supply, and amplifier.
	Description	Module with High-Temp PMT, -1500V Operating Voltage	The -200 defines these key attributes.
	Manufacturer	Hamamatsu Photonics K.K.
	RoHS Status	Exempt	Due to specialized internal components.
Module Characteristics
	Internal Detector	Photomultiplier Tube (PMT) with High-Temperature Photocathode	The -200 specifies this specialized cathode.
	Spectral Response Range	300 nm to 650 nm	Standard visible light range.
	Peak Wavelength (λp)	420 nm	Slight peak shift is common for high-temp variants.
	Output Signal Type	Analog Voltage	e.g., 0 to +10 V proportional to light intensity.
	Supply Voltage	+15 V DC ±10%	Single low-voltage supply for the entire module.
Electrical Characteristics
	Internal HV Operating Voltage	-1500 V DC	The -200 denotes this higher voltage rating for higher gain.
	Gain (Overall)	Adjustable, e.g., 10⁷ to 10⁹	Higher gain achievable at higher voltage.
	Output Voltage Range	0 to +10 V	Higher output range for extended dynamic range.
	Bandwidth	DC to 50 kHz
	Dark Output (Typ.)	< 5 mV	Output voltage in complete darkness.
Performance & Ratings
	Operating Temperature (Ambient)	-20°C to +75°C	Wider/Higher temperature range is a key feature.
	Storage Temperature	-40°C to +85°C
	Cooling	Not required	Designed for stable operation at high ambient temperatures.
Physical & Interface
	Package / Housing	Robust Black Anodized Aluminum Case	For light-tightness, EMI shielding, and heat dissipation.
	Dimensions (L x W x H)	50mm x 50mm x 40mm	Example size.
	Electrical Connection	Multi-pin Connector (e.g., 9-pin D-Sub)	For power, signal output, and gain control.
	Optical Input	SM1 (1.035″-40) Threaded Port	Standard size for attaching accessories.
Application & Usage
	Primary Applications	High-Temperature Environments, Oil Well Logging, Automotive Testing, Industrial Process Monitoring
	Key Feature	High-Temperature Photocathode and Higher Operating Voltage	The -200 variant’s defining characteristics.