Photo Diode
DISCONTINUED
NEC's φ50µm InGaAs PIN-PD IN COAXIAL PACKAGE FOR 2.5 Gbp/s APPLICATIONS
NR7500 SERIES
FEATURES
• SMALL D...
Description
DISCONTINUED
NEC's φ50µm InGaAs PIN-PD IN COAXIAL PACKAGE FOR 2.5 Gbp/s APPLICATIONS
NR7500 SERIES
FEATURES
SMALL DARK CURRENT: ID = 0.1 nA
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)
DESCRIPTION
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.
ELECTRO-OPTICAL CHARACTERISTICS (TC = 40° C to +85º C, unless otherwise specified)
PART NUMBER
NR7500 Series
SYMBOLS ID
Ct S
fc ORL
PARAMETERS AND CONDITIONS
Dark Current, VR = 5 V, TC = 25º C
VR = 5 V
Terminal Capacitance, VR = 5 V, f = 1 MHz, TC = 25º C
Sensitivity, VR = 5 V, λ = 1310 nm
VR = 5 V, λ = 1550 nm
Cut-off Frequency, VR = 5 V, TC = 25º C
Optical Return Loss
SMF
GI-50 Fiber
UNITS nA
pF A/W
GHz dB
MIN
0.78 0.80 2.5 30 28
TYP 0.1
0.7 0.89 0.94
MAX 1.0 20 0.9
California Eastern Laboratories
QuantumEfficiency,T ηI(%)NUED
NR7500 Series
ABSOLUTE MAXIMUM RATINGS1
(TC = 25°C, unless otherwise specified)
SYMBOLS
PARAMETERS
VR Reverse Voltage
IF Forward Current
PIN Optical Input Power
TC Operating Case Temp.
TS...
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