0.25 Inch 4 Digit Numeric LED Digital Display

• Character Height: 0.25 Inches
• Emitting Color: Single Color, Dual Color, RGB...
• Dp Number: 8PCS
• Digit Number: 4 Digit
• Chip Matrial: 4 Element
• Pin Number: 24pins
• Model NO.: LD2541AUR
• Electrode: Common Cathode
• Transport Package: EPE Foam and Carton
• Specification: RoHS, REACH
• Trademark: LITEKEY
• Origin: China
• HS Code: 8531200000
• Production Capacity: 1000000PCS/Year

Product Description

Product Name

0.25 Inch 4 Digits Red numeric led digital Display with Common Cathode

Package Dimensions

Internal circuit description:
24 pins, common cathode, internal circuit diagram as following:

	CHIP
	Chip Material: AlGaInP Ultra Bright Red LED Chip
ABSOLUTE MAXIMUM RATINGS (Ta = 25ºC)
PARAMETER			SYMBOL			MAXIMUM RATING			UNIT
Power Dissipation			PD			78			mW
Peak Forward Current (1/10 Duty Cycle, 0.1 ms Pulse Width)			IPEAK			90			mA
DC Forward Current			IF			30			mA
Reverse Voltage			VR			5			V
Electrostatic discharge			ESD			1000			V
Operating Temperature Range			Topr / Tstg			-40°C to +85°C
Storage Temperature Range			Topr / Tstg			-40°C to +100°C
ELECTRICAL OPTICAL CHARACTER AND CURVES (Ta = 25ºC)
PARAMETER		SYMBOL	MIN	TYP	MAX		UNIT	TEST CONDITION (Per Chip)
Luminous Intensity		IV	30.0	45.0	-		mcd	IF =20mA
Forward Voltage		VF	-	2.0	2.6		V	IF =20mA
Peak Emission Wavelength		λp	-	640	-		nm	IF =20mA
Dominant Emission Wavelength		λd	-	630	-		nm	IF =20mA
Spectral Line Half-Width		Δλ	-	20	-		nm	IF =20mA
Reverse Current		IR	-	-	10		uA	VR = 5V

 Note:

1. Luminous intensity tolerance is ±10%;
2. Dominant Emission Wavelength tolerance is ±1nm.

 

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.