Fairchild CQX17 Gaas infrared emitting diode Datasheet

CQX15, CQX17
GaAs INFRARED EMITTING DIODE
DESCRIPTION
PACKAGE DIMENSIONS
The CQX15 and CQX17 series are
0.209 (5.31)
940nm LEDs in a wide angle, TO-46
0.184 (4.67)
package.
0.030 (0.76)
NOM
0.155 (3.94)
MAX
FEATURES
• Good optical to mechanical alignment
1.00 (25.4)
MIN
SCHEMATIC
• Mechanically and wavelength matched
ANODE
(CASE)
to the TO-18 series phototransistor
• Hermetically sealed package
0.100 (2.54)
• High irradiance level
0.050 (1.27)
1
0.040 (1.02)
• European “Pro Electron” registered
0.040 (1.02)
1
1. Derate power dissipation linearly 1.70 mW/°C above 25°C ambient.
2. Derate power dissipation linearly 13.0 mW/°C above 25°C case.
3. RMA flux is recommended.
4. Methanol or isopropyl alcohols are recommended as cleaning
agents.
5. Soldering iron tip 1/16” (1.6mm) minimum from housing.
6. As long as leads are not under any stress or spring tension
7. Total power output, PO, is the total power radiated by the device into
a solid angle of 2 ! steradians.
45°
NOTES:
1. Dimensions for all drawings are in inches (mm).
2. Tolerance of ± .010 (.25) on all non-nominal dimensions
unless otherwise specified.
ABSOLUTE MAXIMUM RATINGS
(TA = 25°C unless otherwise specified)
Parameter
Operating Temperature
Storage Temperature
Soldering Temperature (Iron)(3,4,5 and 6)
Soldering Temperature (Flow)(3,4 and 6)
Continuous Forward Current
Forward Current (pw, 1µs; 200Hz)
Reverse Voltage
Power Dissipation (TA = 25°C)(1)
Power Dissipation (TC = 25°C)(2)
Symbol
TOPR
TSTG
TSOL-I
TSOL-F
IF
IF
VR
PD
PD
ELECTRICAL / OPTICAL CHARACTERISTICS
Peak Emission Wavelength
Emission Angle at 1/2 Power
Forward Voltage
Reverse Leakage Current
Total Power CQX15 (7)
Total Power CQX17 (7)
Rise Time 0-90% of output
Fall Time 100-10% of output
CATHODE
3
3
Ø0.020 (0.51) 2X
PARAMETER
ANODE
(Connected
To Case)
Rating
-65 to +125
-65 to +150
240 for 5 sec
260 for 10 sec
100
10
3
170
1.3
Unit
°C
°C
°C
°C
mA
A
V
mW
W
(TA =25°C) (All measurements made under pulse conditions)
TEST CONDITIONS
SYMBOL
MIN
TYP
MAX
UNITS
IF = 100 mA
"PE
#
VF
IR
PO
PO
tr
tf
—
—
—
—
5.4
1.5
—
—
940
±40
—
—
—
—
1.0
1.0
—
—
1.7
10
—
—
—
—
nm
Deg.
V
µA
mW
mW
µs
µs
IF = 100 mA
VR = 3 V
IF = 100 mA
IF = 100 mA
 2001 Fairchild Semiconductor Corporation
DS300285
4/26/01
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www.fairchildsemi.com
CQX15, CQX17
GaAs INFRARED EMITTING DIODE
Figure 1. Power Output vs. Input Current
100
50
20
PULSED
PW = 80 µsec
FORWARD
CURRENT
PO, NORMALIZED POWER OUTPUT
10
5
2
CONTINUOUS
FORWARD
CURRENT
1.0
0.5
NORMALIZED TO
I F = 100 mA
TA = 25°C
0.2
0.1
0.05
0.02
0.01
.001
.002
.005
.01
.02
.05
0.1
0.2
0.5
1.0
2
5
10
IF, FORWARD CURRENT (A)
Figure 3. Forward Voltage vs. Forward Current
10
8.0
6.0
Figure 2. Power Output vs. Temperature
1.4
4.0
2.0
IF, FORWARD CURRENT (A)
PO, NORMALIZED POWER OUTPUT
1.2
1.0
0.8
0.6
0.4
NORMALIZED TO
I F = 100 mA
TA = 25°C
0.2
0.1
.08
.06
.04
0.2
0
1.0
0.8
0.6
0.4
.02
-50
-25
0
25
50
75
100
125
150
.01
TA, AMBIENT TEMPERATURE (°C)
0
1
3
2
4
5
6
7
8
9
10
VF, FORWARD VOLTAGE (V)
Figure 5. Typical Radiation Pattern
100
40
80
RELATIVE OUTPUT (%)
IF, FORWARD CURRENT (mA)
Figure 4. Forward Voltage vs. Forward Current
100
80
60
20
TA = 100°C
25°C
-55°C
10
8
6
4
40
20
2
1
60
.9
1.0
1.1
1.2
1.3
1.4
0
1.5
-80
-40
-20
0
20
40
60
80
θ - ANGULAR DISPLACEMENT FROM OPTICAL AXIS (DEGREES)
VF, FORWARD VOLTAGE (V)
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DS300285
CQX15, CQX17
GaAs INFRARED EMITTING DIODE
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FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO
ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD DOES NOT ASSUME
ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED
HEREIN; NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF
OTHERS.
LIFE SUPPORT POLICY
FAIRCHILD’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT
DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF FAIRCHILD
SEMICONDUCTOR CORPORATION. As used herein:
1. Life support devices or systems are devices or
systems which, (a) are intended for surgical
implant into the body,or (b) support or sustain life,
and (c) whose failure to perform when properly
used in accordance with instructions for use provided
in labeling, can be reasonably expected to result in a
significant injury of the user.
DS300285
4/26/01
2. A critical component in any component of a life support
device or system whose failure to perform can be
reasonably expected to cause the failure of the life
support device or system, or to affect its safety or
effectiveness.
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