Datasheet

Electro-Optical Characteristics (Cont'd): (T
A
= +25°C unless otherwise specified)
Parameter Symbol Test Conditions Min Typ Max Unit
Reverse Current
All Devices
I
R
V
R
= 5V
- - 10 μA
NTE30038 - - 100 μA
NTE30043, NTE30045 Only V
R
= 4V 60 μA
Luminous Intensity
NTE30037
I
V
I
F
= 20mA, Note 1 - 2500 - mcd
NTE30038 - 11000 - mcd
NTE30039 - 7000 - mcd
NTE30040 - 2400 - mcd
NTE30041 - 3500 - mcd
NTE30042 - 5500 - mcd
NTE30043 - 3500 - mcd
NTE30045 - 16000 - mcd
Peak Emission Wave Length
NTE30037
λ
P
I
F
= 20mA
- 575 - nm
NTE30038 - 523 - nm
NTE30039 - 592 - nm
NTE30040 - 620 - nm
NTE30041 - 660 - nm
NTE30042 - 607 - nm
NTE30043 - 465 - nm
NTE30045 CIE Coordinates, Typ X: 0.30; Y: 0.31
Dominate Wave Length (NTE30040 Only) λ
d
(HUE) I
F
= 20mA, Note 2 - 615 - nm
Spectral Line Half Width
NTE30037, NTE30040, NTE30041, NTE30042
Δλ I
F
= 20mA - 20 - nm
NTE30038 - 45 - nm
NTE30039 - 25 - nm
NTE30043 - 35 - nm
Viewing Angle
All Devices
2q
1
/
2
I
F
= 20mA - 12 - deg.
NTE30038 Only - 15 - deg.
NTE30040 Only - 40 - deg.
NTE30045 Only - 22 - deg.
Terminal Capacitance (NTE30040 Only) C
t
V = 0V, f = 1MHz - 15 - pF
Response Frequency (NTE30040 Only) F
c
- 4 - MHz
Note 1. Luminous intensity is measured with an Exeltron 2001.
Note 2. The dominate wavelength, λ
d
, is derived from the CIE Chromaticity Diagram and represents
the color of the device.