HITACHI HE8812SG

HE8812SG
GaAlAs Infrared Emitting Diode
ODE-208-1000A (Z)
Rev.1
Jan. 2003
Description
The HE8812SG is a GaAlAs double heterojunction structure 870 nm band light emitting diode. It is
suitable for use as the light source in a wide range of optical control and sensing equipment.
Features
• High efficiency and high output power
Package Type
• HE8812: SG1
Internal Circuit
1
2
HE8812SG
Absolute Maximum Ratings
(TC = 25°C)
Item
Symbol
Value
Unit
Forward current
IF
250
mA
Reverse voltage
VR
3
V
Operating temperature
Topr
–20 to +60
°C
Storage temperature
Tstg
–40 to +90
°C
Optical and Electrical Characteristics
(TC = 25°C)
Item
Symbol
Min
Typ
Max
Unit
Test Conditions
Optical output power
PO
40
—
—
mW
IF = 200 mA
Peak wavelength
λp
840
870
900
nm
IF = 200 mA
Spectral width
∆λ
—
50
60
nm
IF = 200 mA
Forward voltage
VF
—
—
2.5
V
IF = 200 mA
Reverse current
IR
—
—
100
µA
VR = 3 V
Capacitance
Ct
—
30
—
pF
VR = 0 V, f = 1 MHz
Rise time
tr
—
10
—
ns
IF = 50 mA
Fall time
tf
—
10
—
ns
IF = 50 mA
Rev.1, Jan. 2003, page 2 of 6
HE8812SG
Typical Characteristic Curves
Forward Current vs. Forward Voltage
60
250
50
40
TC = −20°C
0°C
25°C
40°C
60°C
30
20
10
Forward current, IF (mA)
Optical output power, PO (mW)
Optical Output Power vs. Forward Current
200
150
TC = −20°C
100
50
0
0
50
100
150
200
250
Forward current, IF (mA)
0
0.5
1.0
1.5
2.0
Forward voltage, VF (V)
Spectral Distribution
Pulse Response
100
TC = 25°C
80
60
40
2.5
Current pulse
TC = 25°C
Relative intensity
Relative radiation intensity (%)
25°C
60°C
Optical pulse
20
0
−40
−20
20
40
λp
Wavelength, λ (nm)
20 ns/div.
Rev.1, Jan. 2003, page 3 of 6
HE8812SG
30
TC = 25°C
θ
(d
eg
.)
Radiation Pattern
0
100
An
g
le,
80
60
60
40
20
90
100
80
60
40
20
0
Relative radiation intensity (%)
Rev.1, Jan. 2003, page 4 of 6
20
40
60
Angle, θ (deg.)
80
0
Relative radiation intensity (%)
Typical Characteristic Curves (cont)
HE8812SG
Package Dimensions
As of July, 2002
2 Ð φ 0.45 ± 0.1
1
14 ± 2
0.55 ± 0.2
2.7 ± 0.2
φ 5.4 ± 0.2
φ 4.65 ± 0.2
φ 4.0 ± 0.2
0.65 ± 0.2
Unit: mm
2
2.54 ± 0.35
(2 – φ 1.05)
2
0
1.
±
0.
0
1.
±
2
0.
45˚
±5
˚
OPJ Code
JEDEC
JEITA
Mass (reference value)
IR/SG1
—
—
0.25 g
Rev.1, Jan. 2003, page 5 of 6
HE8812SG
Cautions
1. Opnext Japan,Inc.(OPJ) neither warrants nor grants licenses of any our rights or any third party’s
patent, copyright, trademark, or other intellectual property rights for information contained in this
document. OPJ bears no responsibility for problems that may arise with third party’s rights, including
intellectual property rights, in connection with use of the information contained in this document.
2. Products and product specifications may be subject to change without notice. Confirm that you have
received the latest product standards or specifications before final design, purchase or use.
3. OPJ makes every attempt to ensure that its products are of high quality and reliability. However,
contact our sales office before using the product in an application that demands especially high quality
and reliability or where its failure or malfunction may directly threaten human life or cause risk of
bodily injury, such as aerospace, aeronautics, nuclear power, combustion control, transportation, traffic,
safety equipment or medical equipment for life support.
4. Design your application so that the product is used within the ranges guaranteed by OPJ particularly for
maximum rating, operating supply voltage range, heat radiation characteristics, installation conditions
and other characteristics. OPJ bears no responsibility for failure or damage when used beyond the
guaranteed ranges. Even within the guaranteed ranges, consider normally foreseeable failure rates or
failure modes in semiconductor devices and employ systemic measures such as fail-safes, so that the
equipment incorporating OPJ product does not cause bodily injury, fire or other consequential damage
due to operation of the OPJ product.
5. This product is not designed to be radiation resistant.
6. No one is permitted to reproduce or duplicate, in any form, the whole or part of this document without
written approval from OPJ.
7. Contact our sales office for any questions regarding this document or OPJ products.
1. The laser light is harmful to human body especially to eye no matter what directly or indirectly. The
laser beam shall be observed or adjusted through infrared camera or equivalent.
2. This product contains gallium arsenide (GaAs), which may seriously endanger your health even at very
low doses. Please avoid treatment which may create GaAs powder or gas, such as disassembly or
performing chemical experiments, when you handle the product.
When disposing of the product, please follow the laws of your country and separate it from other waste
such as industrial waste and household garbage.
3. Definition of items shown in this CAS is in accordance with that shown in Opto Device Databook
issued by OPJ unless otherwise specified.
Sales Offices
Opto Device Business Unit Opnext Japan, Inc.
190 Kashiwagi, Komoro-shi, Nagano 384-8511, Japan
Tel: (0267) 22-4111
For the detail of Opnext, Inc., see the following homepage:
Japan (Japanese)
Other area (English)
http://japan.opnext.com/optodevice/
http://www.opnext.com/optodevice/
Copyright © Opnext Japan, Inc., 2003. All rights reserved. Printed in Japan.
Colophon 0.0
Rev.1, Jan. 2003, page 6 of 6