0.25 Inch 1 Digit LED 7 Segment Display with Clock Type

• Customization: Available
• Outline Dimensions: 24X10X5.1mm
• Digit Height: 0.25 Inch
• Model NO.: LD2543A/B
• Digit Number: 4 Digit
• Chip Matrial: 4-Element
• Transport Package: Reel Packing
• Specification: RoHS, REACH
• Trademark: LITEKEY
• Origin: China
• HS Code: 8531200000
• Production Capacity: 10 000 000PCS/Year

Product Description

Product Name

0.25 Inch 4 Digits 7 Segment LED Clock Display with RoHS

Package Dimensions

What is the size detail and circuit?

Multiplex circuit:

Selection Guide

1. Summary:

Digit Height:	0.25 inch digit height
Available Emitting color:	Red, yellow-green, orange, amber, yellow, pure green, blue, white
Available Face color:	Red, white, grey, and black.
Available Segment Color:	Red, white (milky),water clear, and yellow.
Available Electrode:	Common anode or common cathode

2. What emitting color you can have?

Part No.		Chip			IV@IF=20mA		Iv@IF=20mA
Common Cathode	Common Anode	Material	Color	WLD	One Seg		One DP
					Min.	Typ.	Min.	Typ.
LD2543AUR	LD2543BUR	AlGaInP	Ultra Red	640	30	45	30	45
LD2543AUO	LD2543BUO	AlGaInP	Ultra Orange	625	45	60	45	60
LD2543AUA	LD2543BUA	AlGaInP	Ultra Amber	605	30	45	30	45
LD2543AUY	LD2543BUY	AlGaInP	Ultra Yellow	595	30	45	30	45
LD2543AUG	LD2543BUG	AlGaInP	Ultra Green	573	30	45	30	45
LD2543APG	LD2543BPG	InGaN	Pure Green	525	120	300	120	300
LD2543AUB	LD2543BUB	InGaN	Ultra Blue	470	30	45	30	45
LD2543AW	LD2543BW	InGaN	Ultra White	\	100	120	100	120
Unit:	\	\	\	nm	mcd	mcd	mcd	mcd

3. What max voltage and current you can use to drive it?
 

Color		Electrical Characteristics^[1]			Absolute Maximum Ratings^[1]
		VF@ IF=20mA^[2]		Reverse Current VR=5V	Power Dissipation	DC Forward Current	Peak Forward Current^[3]
		Typ.	Max.
Ultra Red		1.9	2.6	30	60	20	100
Ultra Orange		2.0	2.6	30	65	20	100
Ultra Amber		2.0	2.6	30	65	20	100
Ultra Yellow		2.0	2.6	30	65	20	100
Ultra Green		2.1	2.6	30	75	20	100
Pure Green		3.0	3.6	30	110	20	100
Ultra Blue		3.0	3.6	30	120	20	100
White		3.0	3.6	30	120	20	100
Unit:		V	V	uA	mW	mA	mA

 

 

Application

 

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Factory Overview

 

Our Services/Why choose Us                                            

1. Professional service:  replied within 24 hours(at workdays).

2. Various ready moldings of lamp led are available: no need to afford extra fee for moldings.
3. We also can provide customized products, design according to your demand.
 
4. Reliable and stable quality: 100% testing for each piece. Automatic testing and bin code selection machine.
5. Experience: produce LED components for more than 14 years.
6. Advanced Equipment: ASM automatic production machines(biggest brand in LED automatic machines)
7. Concentration: We focus on LED research and development, production and sales.