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Detector Assembly Pulse Oximetry Sensor - EPM-4001

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• Silicon Photodiode
• Lead Frame Construction
• Pulse Oximetry Component
• Low Cost
• Fast Response
• Matched to 660nm Emitters
• High Efficiency
• Active Area: 8.23mm2

Model Number: EPM-4001
Data Sheet:

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Product Specification

MEAS Detector Assembly
EPM-4001
Photo Optic Sensor

• Silicon Photodiode
• Lead Frame Construction
• Pulse Oximetry Component

The EPM-4001 Detector Assembly uses a silicon planar diffused photodiode specially designed for medical applications. It features high efficiency and fast response. The EPM-4001 Detector Assembly is spectrally matched to emitter assemblies ELM-4001, ELM-4002 and ELM-4003.

EPM-4001 Detector Assembly Pulse Oximetry Sensor Features
• Low Cost
• Lead Frame Construction
• Fast Response
• Matched to 660nm Emitters
• High Efficiency
• Clear Epoxy Lens
• Compact Package
• Active Area: 8.23mm²

EPM-4001 Detector Assembly Pulse Oximetry Sensor Applications
• Pulse Oximetry
• Finger/Ear Probes
• Disposable Strip or Butterfly Sensors

EPM-4001 Detector Assembly Pulse Oximetry Sensor Specifications & Ratings:

Parameter @ 25ºC	Symbol	Conditions	Min	Typ	Max	Absolute	Units
Power Dissipation	P_d					150	mW
Operating Temperature	T_opr					-25~+80	°C
Storage Temperature	T_stg					-40~+80	°C
Soldering Temperature	T_sol					260	°C
Forward Voltage	V_f	I_r=100μA			0.7		V
Reverse Voltage	V_r	I_r=100μA	50				V
Shunt Resistance	R_sh	±10mV	40				mΩ
Capacitance	C_t	VR =5V, f=1MHz		19			pF
Spectral Sensitivity	λ		400		1080		nm
Rise Time/Fall Time	T_r/T_f	V_r=0V, Rl=50Ω			350		nSec
Responsivity	R	λ =540nm	0.28				A / W
Temp. Coef. Of Isc	β_t				0.18		%