Panasonic LNA4905L Network Card User Manual


  Open as PDF
of 3
 
SHC00037CED
This product complies with the RoHS Directive (EU 2002/95/EC).
Publication date: October 2008
1
Infrared Light Emitting Diodes
LNA4905L
GaAlAs Infrared Light Emitting Diode
For optical control systems
Features
High-power output, high-efficiency: P
O
= 15 mW (min.)
Fast response and high-speed modulation capability: f
C
= 30 MHz (typ.)
Transparent epoxy resin package
Absolute Maximum Ratings T
a
= 25°C
Parameter Symbol Rating Unit
Power dissipation P
D
190 mW
Forward current I
F
100 mA
Pulse forward current
*
I
FP
1 A
Reverse voltage V
R
3 V
Operating ambient temperature T
opr
–25 to +85
°C
Storage temperature T
stg
–30 to +100
°C
Note)
*
: f = 100 Hz, Duty cycle = 0.1%
Electrical-Optical Characteristics T
a
= 25°C±3°C
Parameter Symbol Conditions Min Typ Max Unit
Radiant power P
O
I
F
= 50 mA 15 mW
Reverse current I
R
V
R
= 3 V 10 µA
Forward voltage V
F
I
F
= 100 mA 1.7 2.1 V
Peak emission wavelength
λ
P
I
F
= 50 mA 880 nm
Spectral half band width
Δλ
I
F
= 50 mA 50 nm
Half-power angle
θ
The angle when the radiant power is halved. 15
°
Note) 1. Measuring methods are based on JAPANESE INDUSTRIAL STANDARD JIS C 7031 measuring methods for diodes.
2. Cutoff frequency: 30 MHz
f
C
: 10 × log
P
O
at f = f
C
= −3
P
O
at f = 1 MHz
3. A light detection element uses a silicon diode have proofread a load with a standard device.
4. LED might radiate red light under large current drive.
next