TLDR4901

Illumination Color : Red
Lens Color/Style : Clear, Non-Diffused
Forward Current : 20 mA
LED Size : T-1
Packaging : Bulk
Forward Voltage : 1.8 V
Viewing Angle : 16 deg
Wavelength/Color Temperature : 648 nm
Luminous Intensity : 131.5 mcd


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




Application

Bright ambient lighting conditions Battery powered equipment Indoor and outdoor information displays Portable equipment Telecommunication indicators General use

Specifications

Parameter	Test Conditions	Symbol	Value	Unit
Reverse Voltage		VR	6	V
DC forward current		IF	50	mA
Surge Forward Current	tp 10 s	IFSM	1	A
Power Dissipation	Tamb 60	PV	100	mW
Junction Temperature		Tj	100
Operating Temperature Range		Tamb	20 to+100
Storage Temperature Range		Tstg	55 to+100
Soldering Temperature	t 5 s, 2 mm from body	Tsd	260
Thermal Resistance Junction/Ambient		RthJA	400	K/W

Description

High Intensity LED in ? 3 mm Clear Package

This TLDR4901 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 TLDR4901 is available in a clear 3 mm package.