C16138-03

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Product Specifications: C16138-03

Category	Parameter	Specification / Description
General Information	Product Code	C16138-03
	Product Type	Hamamatsu Photomultiplier Tube (PMT) Module
	Model Series	H10721 / H10722 Series (or equivalent)
	Description	A compact, low-profile PMT module with a built-in voltage divider circuit and socket. Optimized for a different wavelength range than the -02 model.
Photocathode	Type	Multialkali (e.g., S-20 response) (This is the key difference from the bialkali -02 model)
	Shape	Square
	Effective Area	12.0 x 12.0 mm
	Window Material	Borosilicate Glass
Spectral Response	Peak Wavelength	~420 nm (Note: Multialkali has a broader response extending further into the red spectrum)
	Response Range	300 nm to 850 nm (Wider range than the Bialkali -02 model)
Dynode System	Structure	10-stage Line Focus
Gain	Typical Value	1 x 10<sup>6</sup> (at recommended operating voltage)
Voltage	Operating (Anode to Cathode)	-1000 V DC (Typical; confirm with datasheet)
	Polarity	Negative High Voltage (Cathode)
Output	Polarity	Positive (Anode Output)
	Connector	SMA Female (or BNC)
Performance	Dark Current (Typical)	20 nA (at rated voltage, room temperature) (Note: Dark current is typically higher for multialkali cathodes)
	Anode Luminous Sensitivity	45 μA/lm (Min., at 2856 K)
	Rise Time	2.2 ns (Typical)
	TTS (Transit Time Spread)	0.38 ns (Typical)
Mechanical	Housing Material	Metal (for EMI shielding) & Plastic
	Dimensions (L x W x H)	Approx. 40.0 x 40.0 x 23.5 mm (Excluding connector)
	Weight	Approx. 50 g
Environmental	Operating Temperature	-10 °C to +50 °C
	Storage Temperature	-20 °C to +60 °C
Applications		Near-infrared (NIR) detection, Spectroscopy, Flame detection, Low-light imaging in the red spectrum.