µm NEC's φ φ50µ InGaAs PIN-PD IN COAXIAL PACKAGE FOR 2.5 Gbp/s APPLICATIONS NR7500 SERIES FEATURES DESCRIPTION • SMALL DARK CURRENT: ID = 0.1 nA NEC's NR7500 Series is an InGaAs PIN photo diode (PIN-PD) coaxial module with optical fiber pigtail. This module is designed for long wavelength 2.5 Gb/s optical fiber communication systems and is ideal as a reciever for Synchronous Digital Hierarchy (SDH) system, STM-16, ITU-T recommendations. • HIGH SPEED RESPONSE: fc = 2.5 GHz MIN • HIGH SENSITIVITY: S = 0.89 A/W at λ = 1310 nm S = 0.94 A/W at λ = 1550 nm • LOW OPERATING VOLTAGE: VR = 5 V • COAXIAL MODULE WITH SINGLE MODE FIBER (SMF) OR GI-50 FIBER • WITH SC CONNECTOR: Standard, FC connector: option (Refer to Ordering Information) ELECTRO-OPTICAL CHARACTERISTICS (TC = 40° C to +85º C, unless otherwise specified) PART NUMBER SYMBOLS NR7500 Series PARAMETERS AND CONDITIONS ID Dark Current, VR = 5 V, TC = 25º C Ct Terminal Capacitance, VR = 5 V, f = 1 MHz, TC = 25º C S Sensitivity, VR = 5 V, λ = 1310 nm fc Cut-off Frequency, VR = 5 V, TC = 25º C UNITS TYP MAX nA MIN 0.1 1.0 pF 0.7 0.9 VR = 5 V 20 A/W VR = 5 V, λ = 1550 nm ORL Optical Return Loss SMF GI-50 Fiber 0.78 0.89 0.80 0.94 GHz 2.5 dB 30 28 California Eastern Laboratories NR7500 Series ABSOLUTE MAXIMUM RATINGS1 (TC = 25°C, unless otherwise specified) SYMBOLS PARAMETERS UNITS RATINGS VR Reverse Voltage V 20 IF Forward Current mA 10 PIN Optical Input Power mW 8 TC -40 to +85 Operating Case Temp. °C TSTG Storage Temperature °C -40 to +85 TSLD Lead Soldering Temp. °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 10 Sensitivity (Relative Value), ∆S/S (%) Quantum Efficiency, η (%) 100 80 60 40 20 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 -40 -20 0 20 40 60 80 100 Wavelength, λ (µm) Operating Case Temperature, TC (°C) REVERSE VOLTAGE DEPENDENCE OF DARK CURRENT TEMPERATURE DEPENDENCE OF DARK CURRENT 10 10 VR = 5 V Dark Current, ID (nA) Dark Current, ID (nA) 0 -10 -60 0 0.9 λ = 1310 nm TC = 75°C 1.0 50°C 25°C 0.1 0°C 1.0 0.1 0.01 0.01 -25°C 0.001 0 10 20 Reverse Voltage, VR (V) Remark:The graphs indicate nominal characteristics. 0.001 -60 -40 -20 0 20 40 60 80 Operating Case Temperature, TC (°C) 100 NR7500 Series TYPICAL PERFORMANCE CURVES (TC = 25°C, unless otherwise specified) REVERSE VOLTAGE DEPENDENCE OF TERMINAL CAPACITANCE FREQUENCY RESPONSE 2 12 VR = 5 V λ = 1310 nm PIN = -10 dB RL = 50 Ω 9 6 Response (dB) Terminal Capacitance, Ct (pF) f = 1.0 MHz 1 3 0 -3 -6 0.5 -9 -12 0.3 -15 0.1 0.3 1 3 10 2.5 0 5.0 Frequency, f (GHz) Reverse Voltage, VR (V) Remark:The graphs indicate nominal characteristics. OUTLINE DIMENSIONS (Units in mm) NR7500FP/FR ø0.9 Optical Fiber Length: 1 m MIN ø3.2±0.2 ø0.45±0.05 0.5±0.1 14.0±1.0 ø7.0±0.2 12.7±0.2 17.0±0.2 ø0.45±0.05 16.0±0.2 PIN CONNECTIONS 1 PIN CONNECTIONS 3 P.C.D. = ø2.0 2 4–R1.25±0.2 1. Anode (Negative) 2. Cathode (Positive) 3. Case 3 2 2 – ø2.5 1 8.5±0.2 12.0±0.1 7.0±0.2 1 2 7.2±0.3 3 2 3.7±0.3 3 P.C.D. = ø2.0 3.5±0.5 11.2±1.0 4.0±0.5 14.0±1.0 25.4±1.0 ø5.0±0.2 24.7±1.0 3.5±0.5 10.5±1.0 1.2±0.2 3.2 ø2.2 1.0±0.1 4.0±0.2 2.2 4.0±0.5 ø3.2±0.2 ø5.0±0.2 ø7.0±0.2 ø0.9 0.5 Optical Fiber Length: 1 m MIN NR7500CP/CR 1 NR7500 Series OPTICAL FIBER CHARACTERISTICS PARAMETER UNITS SPECIFICATION SMF GI-50 Mode Field Diameter µm 9.5±1 – Core Diameter µm – 50±3 125±2 Cladding Diameter µm 125±2 Maximum Cladding Noncircularity % 2 2 Maximum Core/Cladding Concentricity % 1.6 4.0 mm 0.9±0.1 0.9±0.1 Cut-off Wavelength nm 1100 to 1270 – Minimum Fiber Bending Radius mm 30 30 Fiber Length mm 1000 MIN 1000 MIN Outer Diameter Flammability UL1581 VW-1 35±2 5±2 mm 8.99±0.5 mm Connector Fiber Length: 1000 mm MIN ORDERING INFORMATION PART NUMBER FLANGE TYPE NR7500FP-BC Flat mount Flange NR7500FP-CC NR7500FR-BB NR7500FR-CB NR7500CP-BC Vertical Mount NR7500CP-CC Flange NR7500CR-BB NR7500CR-CB Note: 1. SC Connector: standard FC Connector: option FIBER TYPE SMF GI-50 Fiber SMF GI-50 Fiber AVAILABLE CONNECTOR1 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 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. 02/24/2003 A Business Partner of NEC Compound Semiconductor Devices, Ltd.