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L937 Datasheet Preview

L937 Datasheet

T-1 Bi-Color Indicator Lamps

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T-1(3mm) BI-COLOR INDICATOR LAMPS
L937 SERIES
Features
!UNIFORM LIGHT OUTPUT.
!LOW POWER CONSUMPTION.
!MILKY WHITE DIFFUSION LENS.
!THIRD COLOR (MIXED COLOR) AVAILABLE.
!SUPER BRIGHT VERSION AVAILABLE.
!I.C. COMPATIBLE.
!LONG LIFE - SOLID STATE RELIABILITY.
Description
The High Efficiency Red source color devices are made
with Gallium Arsenide Phosphide on Gallium Phosphide
Orange Light Emitting Diode.
The Green source color devices are made with Gallium
Phosphide Green Light Emitting Diode.
The Yellow source color devices are made with Gallium
Arsenide Phosphide on Gallium Phosphide Yellow Light
Emitting Diode.
Package 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 lead emerge package.
4. Specifications are subject to change without notice.
SPEC NO: CDA0788
APPROVED: J.LU
REV NO: V.1
CHECKED:
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DATE: NOV/18/2001
DRAWN: Y.F.XU
PAGE: 1 OF 6




Kingbright

L937 Datasheet Preview

L937 Datasheet

T-1 Bi-Color Indicator Lamps

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Selection Guide
Part No.
Dice
Lens Type
L937IID
L937GGD
L937YYD
L937EGW
L937EYW
L937GYW
HIGH EFFICIENCY RED (GaAsP/GaP)
HIGH EFFICIENCY RED (GaAsP/GaP)
GREEN (GaP)
GREEN (GaP)
YELLOW (GaAsP/GaP)
YELLOW (GaAsP/GaP)
HIGH EFFICIENCY RED (GaAsP/GaP)
GREEN (GaP)
HIGH EFFICIENCY RED (GaAsP/GaP)
YELLOW (GaAsP/GaP)
GREEN (GaP)
YELLOW (GaAsP/GaP)
RED DIFFUSED
GREEN DIFFUSED
YELLOW DIFFUSED
WHITE DIFFUSED
WHITE DIFFUSED
WHITE DIFFUSED
Note:
1. θ1/2 is the angle from optical centerline where the luminous intensity is 1/2 the optical centerline value.
Iv (mcd)
@ 20 mA
Min. Typ.
8 20
8 20
5 15
5 15
5 10
5 10
8 20
8 20
8 20
5 10
8 20
5 10
View in g
Angle
2θ1/2
60°
60°
60°
60°
60°
60°
Electrical / Optical Characteristics at T)=25°C
Symbol
λpeak
λD
∆λ1/2
C
VF
IR
Parameter
Device
Peak Wavelength
High Efficiency Red
Green
Yellow
High Efficiency Red
Dominate Wavelength Green
Yellow
High Efficiency Red
Spectral Line Halfwidth Green
Yellow
Capacitance
High Efficiency Red
Green
Yellow
Forward Voltage
High Efficiency Red
Green
Yellow
Reverse Current All
Typ.
627
565
590
625
568
588
45
30
35
15
15
20
2.0
2.2
2.1
Max.
Units
nm
Test Conditions
IF=20mA
nm IF=20mA
nm IF=20mA
pF VF=0V;f=1MHz
2.5
2.5 V
2.5
10 uA
IF=20mA
VR = 5V
SPEC NO: CDA0788
APPROVED: J.LU
REV NO: V.1
CHECKED:
DATE: NOV/18/2001
DRAWN: Y.F.XU
PAGE: 2 OF 6


Part Number L937
Description T-1 Bi-Color Indicator Lamps
Maker Kingbright
Total Page 6 Pages
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