1000 to 1600 nm
OPTICAL FIBER COMMUNICATIONS
φ50 µm
InGaAs PIN PHOTO DIODE MODULE
FEATURES
•
SMALL DARK CURRENT:
I
D
= 0.1 nA
•
HIGH QUANTUM EFFICIENCY:
η
= 86% at
λ
= 1300 nm
η
= 75% at
λ
= 1550 nm
•
DETECTING AREA SIZE:
φ
50
µm
• LOW OPERATING VOLTAGE:
V
R
= 5 V
• LOW TERMINAL CAPACITANCE:
C
t
= 0.7 pF at f = 1.0 MHz, V
R
= 5 V
•
COAXIAL MODULE WITH MULTIMODE FIBER OR
OPTIONAL SINGLEMODE FIBER:
GI-50/125, SM-9/125
• HIGH SPEED RESPONSE:
f
C
= 2.5 GHz MIN
NDL5421P
SERIES
DESCRIPTION
The NDL5421P Series is an InGaAs PIN photo diode module
with multimode fiber. It is designed for 2.5 Gb/s optical fiber
communication systems and covers the wavelength range
between 1000 and 1600 with high efficiency.
ELECTRO-OPTICAL CHARACTERISTICS
(T
C
= 25°C)
PART NUMBER
PACKAGE OUTLINE
SYMBOLS
I
D
C
t
η
S
f
C
PARAMETERS AND CONDITIONS
Dark Current, V
R
= 5 V
Terminal Capacitance, V
R
= 5 V, f = 1 MHz
Quantum Efficiency,
λ
= 1300 nm
λ
= 1550 nm
Responsivity,
λ
= 1300 nm
λ
= 1550 nm
UNITS
nA
pF
%
A/W
GHz
75
64
0.78
0.80
2.5
MIN
NDL5421P Series
TYP
0.1
0.7
86
75
0.89
0.94
MAX
1.0
0.9
Cut-off Frequency, V
R
= 5 V,
λ
= 1300 nm,
R
L
= 50
Ω
California Eastern Laboratories