1A284 Datasheet, PDF (1/3 Pages) Mitel Networks Corporation – High-Performance LED(Baseband Video)

PRODUCT INFORMATION
1320nm
1A284
High-Performance LED
Baseband Video
The low thermal droop of this device
allows baseband video transmission
with minimum distortion. The dou-
ble-lens optical system provides for
optimum coupling of power into the
fiber.
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 35 50
␮W I_F =100mA
(Note 1)
Fiber:
Rise and Fall Time
t_r, t_f
(10-90%)
Bandwidth
f_c
(3dBel )
Thermal Droop
l⌬Pl
(nonlinearity) (Note 2)
6 9 ns I_F =100mA 62.5/125␮m
(no bias)
Graded
55
MHz I_F =100mA
Index
2
% I_F =100mA ^NA=0.275
Peak Wavelength
␭_p 1280 1320 1350 nm I_F =100mA
Spectral Width (FWHM) ⌬␭
Forward Voltage (Fig.5)
V_F
Reverse Current
I_R
Capacitance
C
120 155 nm
1.5 2 V
100 ␮A
200
pF
I_F =100mA
I_F =100mA
V_R=1V
V_R= 0V, f=1 MHz
Note 1: Measured at the exit of 100 meters of fiber.
Note 2: Transient decline in optical power due to self-heating.
Ø4.7
Ø1.5
0.6
3.7
14
0.4
CASE
CATHODE
ANODE
2.5
5.4
BOTTOM VIEW
The anode is in electrical contact with 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
T_op
P_tot
I_F
I_FRM
V_R
T_sld
LIMIT
-55 to +125ЊC
-55 to +125ЊC
230 mW
110 mA
170 mA
1.5 V
260ЊC
Thermal Characteristics
PARAMETER
SYMBOL MIN. TYP. MAX.
Thermal Resistance - Infinite Heat Sink R_thjc
100
Thermal Resistance - No Heat Sink
R_thja
400
Temperature Coefficient - Optical Power dP/dT_j
-0.8
Temperature Coefficient -Wavelength d␭ /dT_j
0.55
UNIT
ЊC/W
ЊC/W
%/ЊC
nm/ЊC
12270.11 1997-07-08
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