Southern Optoelectronic Devices

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Email

comlite@southernopto.com

T-1 3/4 (5MM) - GREEN SOLID STATE LED LAMPS
FEATURES:

UNIFORM LIGHT OUTPUT
IC COMPATIBLE
RELIABLE & RUGGED
GENERAL PURPOSE LEADS
DESCRIPTION: THE SLMP-B-355X SERIES ARE MADE WITH GREEN GaP ON GaP MATERIAL. THIS FAMILY OF LAMPS ARE WIDELY USED IN GENERAL PURPOSE INDICATOR APPLICATIONS.
DEVICES
SLMP-B TYPE
3550 CLEAR UNDIFFUSED
3551 DIFFUSED
3552 TINTED UNDIFFUSED
3553 TINTED DIFFUSED
PARAMETER SYMBOL RATING UNIT
DC CURRENT IF 25.0 mA
POWER DISSIPATION PD 60.0 mW
REVERSE VOLTAGE VR 5.0 V
STORAGE TEMPERATURE Tstg -55 to 100 ° C
OPERATING TEMPERATURE Topr -55 to 75 ° C
LEAD SOLDERING TEMPERATURE 260° C for 5 Secs.
Electrical/optical characteristics at TA =25 ° c
Note 1: All dimensions are in mm.
Note 2: Tolerance - ± 0.2 mm.
Note 3: Θ½ is the off axis abgle at which the limunous intensity is half the axil luminous intensity.
Note 4: The dominant wavelength λd represents the single wavelength which defines the colour of the device.
Note 5: Typical specification are for reference only. Do not exceed absolute maximum ratings.
PACKAGE DIMENSIONS:
INTERNAL CIRCUIT DIAGRAM
Parameter Symbol Device Min Typ Max Units Test Condition
LUMINIOUS INTENSITY Iv B-3550   200.0 280.0 mcd If=20 mA
B-3551   18.0 30.0
B-3552   180.0 250.0
B-3553   15.0 25.0
VIEWING ANGLE 2 θ1/2 B-3550   24   Deg

If=20 mA Note 1

B-3551   56  
B-3552   24  
B-3553   56  
PEAK WAVE LENGTH

λp

      572 nm  
DOMINANT WAVE LENGTH λd       565 nm Note 2
FORWARD VOLTAGE VF     2.2 2.6 V If=20 mA
REVERSE VOLTAGE VR   5.0     V IR=50 μA
CAPACITANCE C     10.5   pF VF=0/f=1MHz