SPEC NO: DSAD1431 REV NO: V.8 DATE: MAR/04/2009 PAGE: 1 OF 4
APPROVED: WYNEC CHECKED: Joe Lee DRAWN: S.P.Chen ERP: 1331000090
20 SEGMENTS BAR GRAPH ARRAY
Part Number: DC20/20EWA High Efficiency Red
Features
zSuitable for level indicators.
zLow current operation.
zExcellent on/off contrast.
zEnd stackable.
zMechanically rugged.
zDifferent colors in one unit available.
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. Specifications are subject to change without notice.
SPEC NO: DSAD1431 REV NO: V.8 DATE: MAR/04/2009 PAGE: 2 OF 4
APPROVED: WYNEC CHECKED: Joe Lee DRAWN: S.P.Chen ERP: 1331000090
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.
DC20/20EWA High Efficiency Red (GaAsP/GaP) WHITE DIFFUSED 1900 9000 20 Segments
Bargraph-Display
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: DSAD1431 REV NO: V.8 DATE: MAR/04/2009 PAGE: 3 OF 4
APPROVED: WYNEC CHECKED: Joe Lee DRAWN: S.P.Chen ERP: 1331000090
High Efficiency Red DC20/20EWA
SPEC NO: DSAD1431 REV NO: V.8 DATE: MAR/04/2009 PAGE: 4 OF 4
APPROVED: WYNEC CHECKED: Joe Lee DRAWN: S.P.Chen ERP: 1331000090
PACKING & LABEL SPECIFICATIONS DC20/20EWA
