NEC's φ φ50 µ µm InGaAs APD IN COAXIAL PACKAGE NR8500 Series FOR 155 Mb/s AND 622 Mb/s APPLICATIONS FEATURES DESCRIPTION • SMALL DARK CURRENT: ID = 7 nA NEC's NR8500 series is an InGaAs avalanche photo diode (APD) coaxial module with optical fiber pigtail. This module is designed for long wavelength optical communication systems and is ideal as a reciever for Synchronous Digital Hierarchy (SDH) system, STM-4 and STM-1, ITU-T recommendations. • HIGH SENSITIVITY: S = 0.94 A/W at λ = 1310 nm, M = 1 S = 0.96 A/W at λ = 1550 nm, M = 1 • HIGH SPEED RESPONSE: fC = 1.5 GHz at M = 10 • COAXIAL MODULE WITH SMF or GI-50 FIBER • WITH SC CONNECTOR: Standard FC CONNECTOR: Option ELECTRO-OPTICAL CHARACTERISTICS (TC = 25°C, Unless otherwise specified) PART NUMBER SYMBOLS VBR PARAMETERS AND CONDITIONS Reverse Breakdown Voltage, ID =100 µA δ1 Temperature Coefficient of Reverse Breakdown Voltage ID NR8500 Series UNITS MIN V 50 TYP MAX 70 90 %/ºC 0.2 Dark Current, VR = VBR x 0.9 nA 7 IDM Multiplied Dark Current, M = 2 to 10 nA 1 5 Ct Terminal Capacitance, VR = V(BR)R x 0.9, f = 1 MHz pF 0.5 0.75 fC Cut-off Frequency, M = 10 M = 20 GHz 1.0 1.5 1.2 S Sensitivity, A/W 0.8 0.81 0.94 0.96 M Multiplication Factor, λ = 1310 nm, IPO = 1.0 µA VR = V (@ID = 1 µA) 30 40 x Excess Noise Factor2, λ = 1310 nm, 1550 nm, IPO =1.0 µA, M = 10, f = 35 MHz, B = 1 MHz 0.7 F Excess Noise Factor2, λ = 1310 nm, 1550 nm, IPO =1.0 µA, M = 10, f = 35 MHz, B = 1 MHz 5 ORL λ = 1310 nm λ = 1550 nm Optical Return Loss SMF GI-50 Fiber dB 30 30 28 Note: VBR (25°C+∆T°C)-VBR (25°C) 1. δ = ∆T°C • VBR (25°C) 2. F = MX California Eastern Laboratories NR8500 Series ABSOLUTE MAXIMUM RATINGS1 (TC = 25°C, unless otherwise specified) SYMBOLS PARAMETERS UNITS RATINGS IF Forward Current mA 10 IR Reverse Current mA 1.0 TC Operating Case Temp. °C -40 to +85 TSTG Storage Temperature °C -40 to +85 TSLD Lead Soldering Temperature °C 260 (10 sec.) Relative Humidity (noncondensing) % 85 RH Note: 1. Operation in excess of any one of these parameters may result in permanent damage. TYPICAL PERFORMANCE CURVES (TC = 25°C, unless otherwise specified) TEMPERATURE DEPENDENCE OF SENSITIVITY WAVELENGTH DEPENDENCE OF QUANTUM EFFICIENCY Sensitivity (Relative Value), ∆S/S (%) Quantum Efficiency, η (%) 100 80 60 40 20 0 0.9 1.0 1.1 1.2 1.3 1.4 1.5 1.6 10 λ = 1310 nm 0 -10 1.7 -60 Wavelength, λ (µm) 10 λ = 1310 nm IPO = 1.0 µA TC = 25°C 10-5 -20 0 20 40 60 80 100 DARK CURRENT vs. REVERSE VOLTAGE -6 lph 10-7 Dark Current, ID (A) Dark Current, Photo Current, ID, lph (A) DARK CURRENT AND PHOTO CURRENT VS. REVERSE VOLTAGE 10-4 -40 Operating Case Temperature, TC (°C) 10-6 10 -7 10-8 10 TC = 85°C 10-8 TC = 65°C 10-9 ID -9 TC = 25°C TC = -20°C 10-10 10-10 0 20 40 60 Reverse Voltage, VR (V) 80 100 0 20 40 60 80 Reverse Voltage, VR (V) 100 NR8500 Series TYPICAL PERFORMANCE CURVES (TC = 25°C, unless otherwise specified) TEMPERATURE DEPENDENCE OF DARK CURRENT and MULTIPLIED DARK CURRENT Multiplication Factor, M 103 TC = 65°C 102 TC = -20°C TC = 25°C 101 TC = 85°C 100 0 20 40 60 80 100 Dark Current, Multiplied Dark Current ID, IDM (A) MULTIPLICATION FACTOR vs. REVERSE VOLTAGE 10-6 λ = 1310 nm 10-7 ID @ VR = 0.9 V(BR)R 10-8 10-9 IDM 10-10 10-11 -60 -40 -20 0 20 40 60 80 100 Reverse Voltage, VR (V) Operating Case Temperature, TC (ºC) FREQUENCY RESPONSE CUT-OFF FREQUENCY vs. MULTIPLICATION FACTOR 10 Response, (3 dB/div.) Cut-off Frequency, fC (GHz) λ = 1310 nm RL = 50Ω M=8 0 1.0 2.0 3.0 4.0 1 0.1 5.0 Frequency, f (GHz) 1 10 100 Multiplication Factor, M TERMINAL CAPACITANCE vs. REVERSE VOLTAGE EXCESS NOISE FACTOR vs. MULTIPLICATION FACTOR 100 1310 nm ( ), 1550 nm ( ) f = 35 MHz, B = 1 MHz 50 Excess Noise Factor, F Terminal Capacitance, Ct (pF) 2 1 0.5 0.2 0.5 0.4 20 10 5 2 1 0.1 1 2 5 10 20 Reverse Voltage, VR (V) 50 100 1 2 5 10 20 Multiplication Factor, M 50 100 NR8500 Series OUTLINE DIMENSIONS (Units in mm) CP/CR FP/FR Optical Fiber Length: 1 m MIN ø0.9 Optical Fiber Length: 1 m MIN ø0.9 ø2.2 ø0.45±0.05 15.0 4.3 0.5 0.5±0.2 24.7±1.0 3.5±0.5 2.2 8.0±0.3 14.0±1.0 4.0±0.2 ø7.0±0.2 10.5±1.0 1.2±0.2 3.2 ø5.0±0.2 4.0±0.5 ø7.0±0.2 25.3±1.0 6.0 ø3.2±0.2 ø0.45±0.05 14.0±1.0 16.0±0.2 12.7±0.2 17.0±0.2 2 2 7.2±0.3 3 3.7±0.3 1.0±0.1 P.C.D. = ø2.0 4–R1.25±0.2 3 P.C.D. = ø2.0 1 1 3 2 3 2 1. Anode (Negative) 2. Cathode (Positive) 3. Case 2–ø2.5 1 8.5±0.2 12.0±0.15 1 7.0±0.2 1. Anode (Negative) 2. Cathode (Positive) 3. Case ORDERING INFORMATION PART NUMBER NR8500FP-BC-AZ* NR8500FP-CC-AZ* NR8500FR-BB-AZ* NR8500FR-CB-AZ* NR8500CP-BC-AZ* NR8500CP-CC-AZ* NR8500CR-BB-AZ* NR8500CR-CB-AZ* FLANGE TYPE Flat mount Flange FIBER TYPE SMF GI-50 Fiber Vertical Mount Flange SMF GI-50 Fiber AVAILABLE CONNECTOR With FC-UPC Connector With SC-UPC Connector With FC-SPC Connector With SC-SPC Connector With FC-UPC Connector With SC-UPC Connector With FC-SPC Connector With SC-SPC Connector *NOTE: Please refer to the last page of this data sheet, “Compliance with EU Directives” for Pb-Free RoHS Compliance Infomation. OPTICAL FIBER CHARACTERISTICS PARAMETER UNITS Mode Field Diameter Core Diameter Cladding Diameter Maximum Cladding Noncircularity Maximum Core/Cladding Concentricity Outer Diameter Cut-off Wavelength Minimum Fiber Bending Radius Fiber Length Flammability µm µm µm % % mm nm mm mm SPECIFICATION SMF GI-50 9.5±1 – – 50±3 125±2 125±2 2 2 1.6 4.0 0.9±0.1 0.9±0.1 1100 to 1270 – 30 30 1000 MIN 1000 MIN UL1581 VW-1 35±2 5±2 mm 8.99±0.5 mm Connector Fiber Length: 1000 mm MIN Life Support Applications These NEC products are not intended for use in life support devices, appliances, or systems where the malfunction of these products can reasonably be expected to result in personal injury. The customers of CEL using or selling these products for use in such applications do so at their own risk and agree to fully indemnify CEL for all damages resulting from such improper use or sale. 02/27/2003 3-180 A Business Partner of NEC Compound Semiconductor Devices, Ltd. 4590 Patrick Henry Drive Santa Clara, CA 95054-1817 Telephone: (408) 919-2500 Facsimile: (408) 988-0279 Subject: Compliance with EU Directives CEL certifies, to its knowledge, that semiconductor and laser products detailed below are compliant with the requirements of European Union (EU) Directive 2002/95/EC Restriction on Use of Hazardous Substances in electrical and electronic equipment (RoHS) and the requirements of EU Directive 2003/11/EC Restriction on Penta and Octa BDE. CEL Pb-free products have the same base part number with a suffix added. The suffix –A indicates that the device is Pb-free. The –AZ suffix is used to designate devices containing Pb which are exempted from the requirement of RoHS directive (*). In all cases the devices have Pb-free terminals. All devices with these suffixes meet the requirements of the RoHS directive. This status is based on CEL’s understanding of the EU Directives and knowledge of the materials that go into its products as of the date of disclosure of this information. Restricted Substance per RoHS Concentration Limit per RoHS (values are not yet fixed) Concentration contained in CEL devices -A Not Detected Lead (Pb) < 1000 PPM Mercury < 1000 PPM Not Detected Cadmium < 100 PPM Not Detected Hexavalent Chromium < 1000 PPM Not Detected PBB < 1000 PPM Not Detected PBDE < 1000 PPM Not Detected -AZ (*) If you should have any additional questions regarding our devices and compliance to environmental standards, please do not hesitate to contact your local representative. 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