SPEC NO: DSAB4281 REV NO: V.12 DATE: JAN/27/2011 PAGE: 1 OF 7
APPROVED: WYNEC CHECKED: Joe Lee DRAWN: Y.H.Wu ERP: 1301000773
20.32mm (0.8INCH) SINGLE DIGIT
NUMERIC DISPLAY
Part Number: SC08-21EWA High Efficiency Red
Features
z0.8 inch digit height.
zLow current operation.
zExcellent character appearance.
zHigh light output.
zEasy mounting on P.C. boards or sockets.
zMechanically rugged.
zStandard : gray face, white segment.
zRoHS compliant.
Description
The High Efficiency Red source color devices are made with
Gallium Arsenide Phosphide on Gallium Phosphide Orange
Light Emitting Diode.
Package Dimensions& Intern al Circuit Diagram
Notes:
1. All dimensions are in millimeters (inches), Tolerance is ±0.25(0.01")unless otherwise noted.
2. The specifications, characteristics and technical data described in the datasheet are subject to change without prior notice.
SPEC NO: DSAB4281 REV NO: V.12 DATE: JAN/27/2011 PAGE: 2 OF 7
APPROVED: WYNEC CHECKED: Joe Lee DRAWN: Y.H.Wu ERP: 1301000773
Selection Guide
Note:
1. Luminous intensity/ luminous Flux: +/-15%.
Absolute Maximum Ratings at TA=25° C
Electrical / Optical Characteristics at TA=25°C
Notes:
1.Wavelength: +/-1nm.
2. Forward Voltage: +/-0.1V.
Notes:
1. 1/10 Duty Cycle, 0.1ms Pulse Width.
2. 2mm below package base.
Part No. Dice Lens Type Iv (ucd) [1]
@ 10mA
Min. Typ.
SC08-21EWA High Efficiency Red (GaAsP/GaP) White Diffused 3600 8000 Common Cathode,
Rt. Hand Decimal
Description
Symbol Parameter Device Typ. Max. Units Test Conditions
λpeak Peak Wavelength High Efficiency Red 627 nm IF=20mA
λD [1] Dominant Wavelength High Efficiency Red 625 nm IF=20mA
Δλ1/2 Spectral Line Half-width High Efficiency Red 45 nm IF=20mA
C Capacitance High Efficiency Red 15 pF VF=0V;f=1MHz
VF [2] Forward Voltage High Efficiency Red 2.0 2.5 V IF=20mA
IR Reverse Current High Efficiency Red 10 uA VR=5V
Parameter High Efficiency Red Units
Power dissipation 75 mW
DC Forward Current 30 mA
Peak Forward Current [1] 160 mA
Reverse Voltage 5 V
Operating / Storage Temperature -40°C To +85°C
Lead Solder Temperature[2] 260°C For 3-5 Seconds
SPEC NO: DSAB4281 REV NO: V.12 DATE: JAN/27/2011 PAGE: 3 OF 7
APPROVED: WYNEC CHECKED: Joe Lee DRAWN: Y.H.Wu ERP: 1301000773
High Efficiency Red SC08-21EWA
SPEC NO: DSAB4281 REV NO: V.12 DATE: JAN/27/2011 PAGE: 4 OF 7
APPROVED: WYNEC CHECKED: Joe Lee DRAWN: Y.H.Wu ERP: 1301000773
PACKING & LABEL SPECIFICATIONS SC08-21EWA
SPEC NO: DSAB4281 REV NO: V.12 DATE: JAN/27/2011 PAGE: 5 OF 7
APPROVED: WYNEC CHECKED: Joe Lee DRAWN: Y.H.Wu ERP: 1301000773
SPEC NO: DSAB4281 REV NO: V.12 DATE: JAN/27/2011 PAGE: 6 OF 7
APPROVED: WYNEC CHECKED: Joe Lee DRAWN: Y.H.Wu ERP: 1301000773
