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LED Display Specs for Engineers

This document provides specifications for Ningbo Sunpu Opto Semiconductor Co., Ltd. red LED display components NEQ-5641/42AS-11. Key details include: - 0.56 inch digit height for easy mounting on PCBs or sockets. Low current operation and RoHS compliance. - Absolute maximum ratings include forward current of 30mA, power dissipation of 100mW, and operating temperature range of -40°C to +85°C. - Electrical characteristics include typical forward voltage of 1.8-2.3V at 20mA forward current, and luminous intensity of 3500 ucd at 10mA. - Package dimensions and circuit diagram provided

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Manuel Eduardo Estrella Polanco
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588 views3 pages

LED Display Specs for Engineers

This document provides specifications for Ningbo Sunpu Opto Semiconductor Co., Ltd. red LED display components NEQ-5641/42AS-11. Key details include: - 0.56 inch digit height for easy mounting on PCBs or sockets. Low current operation and RoHS compliance. - Absolute maximum ratings include forward current of 30mA, power dissipation of 100mW, and operating temperature range of -40°C to +85°C. - Electrical characteristics include typical forward voltage of 1.8-2.3V at 20mA forward current, and luminous intensity of 3500 ucd at 10mA. - Package dimensions and circuit diagram provided

Uploaded by

Manuel Eduardo Estrella Polanco
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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Ningbo Sunpu Opto

Semiconductor Co., Ltd. DISPLAY SPECIFICATION


Part No. NED-5641/42AS-11

Features Descriptions
0.56 INCH DIGIT HEIGHT. The Super Bright Red source color devices are

LOW CURRENT OPERATION. made with Gallium Aluminum Arsenide Red Light

EASY MOUNTING ON P.C. BOARDS OR SOCKETS. Emitting Diode

I.C. COMPATIBLE.

MECHANICALLY RUGGED.

STANDARD: BLACK FACE,WHITE SEGMENT.

RoHS COMPLIANT

Package Dimensions & Internal Circuit Diagram

NEQ-5641AS NEQ-5641AS

Notes:
1. All dimensions are in millimeters(inches),Tolerance is 0.250.01unless otherwise noted.
2. Specifications are subject to change without notice.
Part No. NEQ-5641/42AS-11
Absolute maximum ratingsTa = 25
Value
Parameter Symbol Test Condition Unit
Min. Max.
Reverse Voltage VR IR = 30A 5 -- V
Forward Current IF ---- ---- 30 mA
Power
Pd ---- ---- 100 mW
Dissipation
Duty=0.1mS
Pulse Current Ipeak ---- 150 mA
1kHz
Operating
Topr ---- -40 +85
Temperature
Storage
Tstr ---- -40 +85
Temperature

Electrical and optical characteristics Ta = 25

Values
Parameter Symbol Test Condition Unit
Min. Typ. Max.

Forward Voltage VF IF=20mA ---- 1.8 2.3 V

Reverse Current IR VR=5V ---- ---- 30 A

Dominate Wavelength d IF=20mA ---- 640 ---- nm

Peak Wavelength p IF=20mA ---- 660 ---- nm

Spectral Line half-width IF=20mA ---- 20 ---- nm

Luminous Intensity IV IF=10mA ---- 3500 ---- ucd


Part No. NEQ-5641/42AS-11
Typical electrical/optical characteristic curves

FORWARD CURRENT Vs LUMINOUS INTENSITY Vs.


FORWARD VOLTAGE FORWARD CURRENT
50
2.5

Relative Value at IF=20mA


Forward Current(mA)

40
2.0

30

Luminous Intensity
1.5

20
1.0

10
0.5
0
1.5 1.7 1.9 2.1 2.3 2.5 0
0 10 20 30 40 50
Forward Voltage(V)
IF-Forward Current (mA)

LUMINOUS INTENSITY Vs.


FORWARD CURRENT AMBIENT TEMPERATURE
DERATING CURVE 2.5
50
Relative Luminous Intensity

2.0
Forward Current(mA)

40
1.5
30

20 1.0

10 0.5

0 0
0 20 40 60 80 100
-40 -20 0 20 40 60 80 100
Ambient Temperature TA ( ) Ambient Temperature T A ( )
Relative Luminous Intensity

100

75

50

25

0
400 450 500 550 600 650 700
Wavelength (nm)

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