1A359 Datasheet, PDF (1/9 Pages) Mitel Networks Corporation – High-Performance LED(Baseband Video)

PRODUCT INFORMATION
780nm
1A359
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. It matches with the 1A354 PIN
Photodiode.
Ø4.7
Ø1.5
0.5
3.7
14
0.4
CASE
ANODE
CATHODE
2.5
5.4
BOTTOM VIEW
The diode chip is isolated from the case.
TO-46 Package With Lens
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 80 120
␮W I_F =80 mA
(Note 1)
Fiber:
Rise and Fall Time
t_r, t_f
(10-90%)
Bandwidth
f_c
(3dBel)
Thermal Droop
(nonlinearity) (Note 2)
l⌬Pl
6 8 ns I_F =80 mA 62.5/125␮m
(no bias)
Graded
55
MHz I_F =80 mA
Index
NA= 0.275
2
% I_F =80 mA
Peak Wavelength
Spectral Width (FWHM)
␭_p 760 780 800 nm I_F =80 mA
⌬␭
50
nm I_F =80 mA
Forward Voltage (Fig.5)
V_F
Reverse Current
I_R
2.2 2.4 V
20 ␮A
I_F =80 mA
V_R=1V
Capacitance
C
250
pF 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.
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
300 mW
110 mA
180 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
-0.5
Temperature Coefficient -Wavelength d␭ /dT_j
0.3
UNIT
ЊC/W
ЊC/W
%/ЊC
nm/ЊC
12669.11 1996-10-02
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