118
GaAlAs Infrared Emitting Diodes
T-1¾ (5 mm) Plastic Package -- 880 nm
VTE1291-1, 1291-2
PACKAGE DIMENSIONS
inch (mm)
CASE 26
T-1¾ (5 mm)
CHIP SIZE: .015" x .015"
DESCRIPTION
This narrow beam angle 5 mm plastic packaged emitter contains a double wirebonded, GaAlAs, 880 nm IRED chip. This cost effective
design is well suited for dc or high current pulse applications. This device is a UL recognized component for smoke alarm applications
(UL file #S3506).
ABSOLUTE MAXIMUM RATINGS @ 25°C
(unless otherwise noted)
Maximum Temperatures
Storage and Operating:
-40°C to 100°C
Continuous Power Dissipation:
200 mW
Derate above 30°C:
2.86 mW/°C
Maximum Continuous Current:
100 mA
Derate above 30°C:
1.43 mA/°C
Peak Forward Current, 10 µs, 100 pps:
2.5 A
Temp. Coefficient of Power Output (Typ.):
-.8%/°C
Maximum Reverse Voltage:
5.0V
Maximum Reverse Current @ V
R
= 5V:
10 µA
Peak Wavelength (Typical):
880 nm
Junction Capacitance @ 0V, 1 MHz (Typ.):
23 pF
Response Time @ I
F
= 20 mA
Rise: 1.0 µs
Fall: 1.0 µs
Lead Soldering Temperature:
260°C
(1.6 mm from case, 5 seconds max.)
ELECTRO-OPTICAL CHARACTERISTICS @ 25°C
(See also GaAlAs curves, pages 108-110)
Refer to General Product Notes, page 2.
Part Number
Output
Forward Drop
Half Power Beam
Angle
Irradiance
Radiant
Intensity
Total Power
Test
Current
V
F
E
e
Condition
I
e
P
O
I
FT
@ I
FT
1/2
mW/cm
2
distance
Diameter
mW/sr
mW
mA
(Pulsed)
Volts
Typ.
Min.
Typ.
mm
mm
Min.
Typ.
Typ.
Max.
VTE1291-1
2.5
3.3
36
6.4
32
20
100
1.5
2.0
±12°
VTE1291-2
5.0
6.5
36
6.4
65
25
100
1.5
2.0
±12°
PerkinElmer Optoelectronics, 10900 Page Ave., St. Louis, MO 63132 USA Phone: 314-423-4900 Fax: 314-423-3956 Web: www.perkinelmer.com/opto
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