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Enquiry: Product Name：>10GHz Photodetector
Product Type：High-speed Photodetector
Product Model：ET-4000A
Brands：EOT
Applications：Laser Manufacturing

应用：	特点：
Monitoring the output of externally modulated CW laser	Optional wall plug-in power supply available
Monitoring the output of mode-locked lasers	Typical frequency response for InGaAs models is >12.5GHz
Time domain and frequency response measurements	Comes with internal 6V battery bias

Model No.	ET-3500	ET-3500F	ET-4000	ET-4000F
Detector Type	PIN	PIN	PIN	PIN
Detector Material	InGaAs	InGaAs	GaAs	GaAs
Spectral Range	1000-1650nm	1000-1650nm	400-900nm	400-900nm
Risetime	<35ps	<35ps	<35ps	<35ps
Falltime	<35ps	<35ps	<35ps	<35ps
Responsivity	0.88A/W@1550nm	0.88A/W@1550nm	0.45A/W@850nm	0.45A/W@850nm
Bias Voltage	6V	6V	6V	6V
Cut Off Frequency	>12.5GHz	>12.5GHz	>10GHz	>10GHz
Active Area	32µm dia.	32µm dia.	40µm dia.	40µm dia.
Dark Current	<3nA	<3nA	<200pA	<200pA
Junction Capacitance	0.12pF	0.12pF	0.3pF	0.3pF
Noise Equivalent Power (pW/√Hz)b	<0.04	<0.04	<0.02	<0.02
Max linear cw power	10mW	10mW	10mW	10mW
Electrical Connector	SMA	SMA	SMA	SMA
Mounting (Tapped Hole)	8-32 and M4	8-32 and M4	8-32 and M4	8-32 and M4
Fiber Optic Connection	N/A	FC/UPC, SMF28e	N/A	FC/UPC, SMF28e