Document
T-1 (3mm) INFRARED EMITTING DIODE
Part Number: L-34SF4BT
Features
Mechanically and spectrally matched to the phototransistor. RoHS compliant.
Description
SF4 Made with Gallium Aluminum Arsenide Infrared Emitting diodes.
KingbrightPackage Dimensions
Notes: 1. All dimensions are in millimeters (inches). 2. Tolerance is ±0.25(0.01") unless otherwise noted.
3. Lead spacing is measured where the leads emerge from the package. 4. The specifications, characteristics and technical data described in the datasheet are subject to change without prior notice.
SPEC NO: DSAC0834 APPROVED: WYNEC
REV NO: V.12B CHECKED: Allen Liu
DATE: JAN/24/2014 DRAWN: L.Q.Xie
PAGE: 1 OF 6 ERP: 1101029104
Selection Guide
Part No.
Dice
Lens Type
L-34SF4BT
SF4 (GaAlAs)
Blue Transparent
Notes: 1. θ1/2 is the angle from optical centerline where the luminous intensity is 1/2 of the optical peak value. 2. * Luminous intensity with asterisk is measured at 50mA;Radiant Intensity/ luminous flux: +/-15%. 3. Radiant intensity value is traceable to the CIE127-2007 compliant national standards.
Po (mW/sr) [2] Viewing @ 20mA *50mA Angle [1]
Min. Typ.
2θ1/2
3 16 *5 *20
50°
Electrical / Optical Characteristics at TA=25°C
Parameter
P/N Symbol
Typ.
Forward Voltage [1]
tReverse Current hCapacitance
SF4 VF 1.3 SF4 IR SF4 C 90
rigPeak Spectral Wavelength
SF4 λP 880
Spectral Bandwidth
SF4
Δλ1/2
50
Note:
b1. Forward Voltage: +/-0.1V. King2.Wavelength value is traceable to the CIE127-2007 compliant national standards.
Max. 1.6 10
Units V uA pF nm nm
Test Conditions IF=20mA VR = 5V
VF=0V;f=1MHz IF=20mA IF=20mA
Absolute Maximum Ratings at TA=25°C
Parameter
Symbol
Power dissipation
PD
DC Forward Current
IF
Peak Forward Current [1]
iFS
Reverse Voltage
VR
Operating Temperature
TA
Storage Temperature
TSTG
Lead Solder Temperature [2]
Lead Solder Temperature [3]
Notes: 1. 1/100 Duty Cycle, 10μs Pulse Width. 2. 2mm below package base. 3. 5mm below package base.
SF4 80 50 1.2 5 -40 To +85 -40 To +85 260°C For 3 Seconds 260°C For 5 Seconds
Units mW mA
A V °C °C
SPEC NO: DSAC0834 APPROVED: WYNEC
REV NO: V.12B CHECKED: Allen Liu
DATE: JAN/24/2014 DRAWN: L.Q.Xie
PAGE: 2 OF 6 ERP: 1101029104
KingbrightL-34SF4BT
SPEC NO: DSAC0834 APPROVED: WYNEC
REV NO: V.12B CHECKED: Allen Liu
DATE: JAN/24/2014 DRAWN: L.Q.Xie
PAGE: 3 OF 6 ERP: 1101029104
PACKING & LABEL SPECIFICATIONS
L-34SF4BT
Kingbright
Terms and conditions for the usage of this document 1.The information included in this document reflects representative usage scenarios and is intended
for technical reference only. 2.The part number, type, and specifications mentioned in this document are subject to future change
and improvement without notice. Before production usage customer should refer to the latest datasheet for the updated specifications. 3.When using the products referenced in this document, please make sure the product is being operated within the environmental and electrical limits specified in the datasheet. If customer usage exceeds the specified limits, Kingbright will not be responsible for any subsequent issues. 4.The information in this document applies to typical usage in consumer electronics applications. If customer's application has special reliability requirements or have life-threatening liabilities, such as automotive or medical usage, please consult with Kingbright representative for further assistance. 5.The contents and information of this document may not be reproduced or re-transmitted without permission by Kingbright. 6.All design applications should refer to Kingbright application notes available at http://www.kingbright.com/application_notes
SPEC NO: DSAC0834 APPROVED: WYNEC
REV NO: V.12B CHECKED: Allen Liu
DATE: JAN/24/2014 DRAWN: L.Q.Xie
PAGE: 4 OF 6 ERP: 1101029104
Kingbright
SPEC NO: DSAC0834 APPROVED: WYNEC
REV NO: V.12B CHECKED: Allen Liu
DATE: JAN/24/2014 DRAWN: L.Q.Xie
PAGE: 5 OF 6 ERP: 1101029104
Kingbright
SPEC NO: DSAC0834 APPROVED: WYNEC
REV NO: V.12B CHECKED: Allen Liu
DATE: JAN/24/2014 DRAWN: L.Q.Xie
PAGE: 6 OF 6 ERP: 1101029104
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