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This LED contains the double heterojunction (DH) GaAlAs on GaAs technology.
This deep red LED can be utilized over a wide range of drive current. It can be DC or pulse driven to achieve desired light output.
The device is available in a 3 mm tinted diffused package.
TLDR4400 Maximum Ratings
Parameter
Test Conditions
Symbol
Value
Unit
Reverse voltage
VR
6
V
DC forward current
Tamb 60oC
IF
50
mA
Surge forward current
tp 10s
IFSM
1
A
Power dissipation
Tamb 60oC
PV
100
mW
Junction temperature
Tj
100
oC
Operating temperature range
Tamb
20 to +100
oC
Storage temperature range
Tstg
55 to +100
oC
Soldering temperature
t 5 s, 2 mm from body
Tsd
260
oC
Thermal resistance junction/ambient
RthJA
400
K/W</FONT
TLDR4400 Features
Exceptional brightness Very high intensity even at low drive currents Wide viewing angle Low forward voltage 3 mm (T1) tinted diffused package Deep red color Categorized for luminous intensity Outstanding material efficiency
TLDR4400 Typical Application
Bright ambient lighting conditions Battery powered equipment Indoor and outdoor information displays Portable equipment Telecommunication indicators General use
TLDR4900 General Description
This LED contains the double heterojunction (DH) GaAlAs on GaAs technology.
This deep red LED can be utilized over a wide range of drive current. It can be DC or pulse driven to achieve desired light output.
The device is available in a clear 3 mm package.
TLDR4900 Maximum Ratings
Parameter
Test Conditions
Symbol
Value
Unit
Reverse voltage
VR
6
V
DC forward current
IF
50
mA
Surge forward current
tp 10s
IFSM
1
A
Power dissipation
Tamb 60oC
PV
100
mW
Junction temperature
Tj
100
oC
Operating temperature range
Tamb
20 to +100
oC
Storage temperature range
Tstg
55 to +100
oC
Soldering temperature
t 5 s, 2 mm from body
Tsd
260
oC
Thermal resistance junction/ambient
RthJA
400
K/W
TLDR4900 Features
Exceptional brightness Very high intensity even at low drive currents Small viewing angle Low forward voltage 3 mm (T1) untinted non-diffused package Deep red color Categorized for luminous intensity Outstanding material efficiency
TLDR4900 Typical Application
Bright ambient lighting conditions Battery powered equipment Indoor and outdoor information displays Portable equipment Telecommunication indicators General use
TLDR5400 General Description
This LED contains the double heterojunction (DH) GaAlAs on GaAs technology.
This deep red LED can be utilized over a wide range of drive current. It can be DC or pulse driven to achieve desired light output.
The device is available in a tinted diffused 5 mm package with a wide radiation angle.
TLDR5400 Maximum Ratings
Parameter
Test Conditions
Symbol
Value
Unit
Reverse voltage
VR
6
V
DC forward current
IF
50
mA
Surge forward current
tp 10s
IFSM
1
A
Power dissipation
Tamb 65oC
PV
100
mW
Junction temperature
Tj
100
oC
Operating temperature range
Tamb
20 to +100
oC
Storage temperature range
Tstg
55 to +100
oC
Soldering temperature
t 5 s, 2 mm from body
Tsd
260
oC
Thermal resistance junction/ambient
RthJA
350
K/W
TLDR5400 Features
Exceptional brightness Very high intensity even at low drive currents Wide viewing angle Low forward voltage 5 mm (T1) tinted diffused package Deep red color Categorized for luminous intensity Outstanding material efficiency
TLDR5400 Typical Application
Bright ambient lighting conditions Battery powered equipment Indoor and outdoor information displays Portable equipment Telecommunication indicators General use