1A229 Datasheet, PDF (1/10 Pages) Mitel Networks Corporation – High-Performance LED(Battery-Operated Equipment)

PRODUCT INFORMATION
870nm
1A229
High-Performance LED
Battery-Operated Equipment
This device operates at very low drive
current, which makes it well suited for
battery-operated equipment. In fact, it
can be driven directly by TTL circuitry.
Ø4.7
Ø1.5
0.6
3.7
14
0.4
CATHODE
ANODE
2.5
5.4
BOTTOM VIEW
The anode is in electrical contact with 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 2 3
␮W I_F =5 mA
(Note 1)
Fiber:
50/125␮m
Rise and Fall Time
t_r, t_f
(10-90%)
Bandwidth
f_c
(3dBel)
85 100 ns I_F =5 mA
(no bias)
4
MHz I_F =5 mA
Graded
Index
NA= 0.20
Peak Wavelength
␭_p 850 870 890 nm I_F =5 mA
Spectral Width (FWHM) ⌬␭
60
nm I_F =5 mA
Forward Voltage (Fig. 4)
V_F
Reverse Current
I_R
Capacitance
C
1.4 1.6 V
1 ␮A
250
pF
Note 1: Measured at the exit of 100 meters of fiber.
I_F =5 mA
V_R=1V
V_R= 0V, f=1 MHz
Absolute Maximum Ratings
PARAMETER
Storage Temperature
Operating Temperature
Electrical Power Dissipation
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
16 mW
10 mA
20 mA
1.5 V
260ЊC
11930.11 1994-09-20
Thermal Characteristics
PARAMETER
SYMBOL MIN. TYP. MAX.
Temperature Coefficient - Optical Power dP/dT_j
-0.6
Temperature Coefficient -Wavelength d␭ /dT_j
0.3
UNIT
%/ЊC
nm/ЊC
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