1A225 Datasheet, PDF (1/10 Pages) Mitel Networks Corporation – High-Performance LED(Single-Mode Datacom)

PRODUCT INFORMATION
880nm
1A225
High-Performance LED
Single-Mode Datacom
Compared with lasers and ELEDs,
this device can reduce device costs in
single-mode Ethernet networks. And
since it’s packaged in a hermeti-cally
sealed can, it achieves high reliability
even in harsh operating environ-
ments.
Optical and Electrical Characteristics (25°C Case Temperature)
PARAMETER
SYMBOL MIN. TYP. MAX. UNIT TEST CONDITION
Fiber-Coupled Power
(Fig. 1, 2,& 3) (Table 1)
P_fiber 2.0 2.5
␮W I_F =50 mA
(Note 1)
Fiber:
Rise and Fall Time
(10-90%)
Bandwidth
(3dBel)
Peak Wavelength
t_r, t_f
7 10 ns I_F =50 mA
(no bias)
f_c
50
MHz I_F =50 mA
␭_p 860 880 900 nm I_F =50 mA
10/125␮m
Single
Mode
NA= 0.11
Spectral Width (FWHM)
⌬␭
50
nm I_F =50 mA
Forward Voltage (Fig.5)
V_F
2.0 2.2 V I_F =50 mA
Reverse Current
I_R
20 ␮A V_R=1V
Capacitance
C
250
pF V_R= 0V, f=1 MHz
Note 1: Measured at the exit of 100 meters of fiber.
Ø4.7
Ø1.5
0.6
3.7
14
0.4
CASE
CATHODE
ANODE
2.5
5.4
BOTTOM VIEW
The diode chip is isolated from the case.
TO-46 Package With Lens
Absolute Maximum Ratings
PARAMETER
Storage Temperature
Operating Temperature (derating: Fig.4)
Electrical Power Dissipation (derating: Fig.4)
Continuous Forward Current (fр10 kHz)
Peak Forward Current (duty cycleр50%, fу1 MHz)
Reverse Voltage
Soldering Temperature (2mm from the case for 10 sec)
SYMBOL
T_stg
Top
P_tot
I_F
I_FRM
V_R
T_sld
LIMIT
-55 to +125ЊC
-55 to +125ЊC
130 mW
60 mA
100 mA
1.5 V
260ЊC
Thermal Characteristics
PARAMETER
SYMBOL MIN. TYP. MAX.
Thermal Resistance - Infinite Heat Sink R_thjc
300
Thermal Resistance - No Heat Sink
R_thja
Temperature Coefficient - Optical Power dP/dT_j
600
-0.4
Temperature Coefficient -Wavelength d␭ /dT_j
0.3
UNIT
ЊC/W
ЊC/W
%/ЊC
nm/ЊC
11905.11 1998-02-04
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