LM20057ABRG 2 Inch Dual Color 5x7 LED Dot Matrix Display

Product Categories: LED Dot Matrix 5x7 LED Matrix

Product Description:

2.00 inch 5x7 Dual-color(red-green) LED dot matrix

Features:

53.10mm (2.00inch) digit high

Dot size: Diameter 5.00mm

Pitch: 7.62mm

Wide viewing angle

Emitted colors: red-green

I.C. compatible

Low power consumption

Black face, white dot

RoHS compliant

Available options:

Alternative emitting luminosity:

standard or high brightness version

Alternative emitted color

Alternative face and dot color

Alternative font

Common Cathode is available

Cropped terminal pins

Package Dimensions:

LM20057

Notes:

1. All dimensions are in millimeters(inches), Tolerance is + 0.25mm(0.01inch)unless other wise noted.

2. Specifications are subject to change without notice.

3. The gap between the reflector and PCB shall not exceed 0.25mm.

Internal Circuit Diagram:

Table1:

2.00 inch 5x7 Red-Green LED dot matrix module, Matrix Height: 53.10mm(2.00inch), External Dimensions: 37.80x53.10x8.40mm (LxWxH)
Description	Part No.		Chip			Iv(mcd)@20mA
	Cathode Row	Anode Row	Material	Color	W LD (nm)	One Dot
						Min.	Typ.
Standard Brightness	LM20057ARG	LM20057BRG	GaAlAs	Super Red	640	8	10
			GaP	Green	568	7	9
Ultra-High Brightness	LM20057AURUG	LM20057BURUG	AlGaInP	Ultra Red	640	30	45
			AlGaInP	Ultra Green	573	30	45

Table2? Parameters for one dot

LM23088BURPGUB	Electrical optical Characteristics^[1]			Absolute Maximum Ratings^[1]
Color	Forward Voltage(V) @ IF=20mA		Reverse Current VR=5V (uA)	Power Dissipation (mW)	DC Forward Current (mA)	Peak Forward Current^[2] (mA)	Reverse Voltage (V)
Color	Typ.	Max.	Reverse Current VR=5V (uA)	Power Dissipation (mW)	DC Forward Current (mA)	Peak Forward Current^[2] (mA)	Reverse Voltage (V)
Super Red	1.8	2.2	30	60	25	100	5
Green	2.2	2.5	30	80	30	100	5
Ultra Red	1.9	2.6	30	60	30	100	5
Ultra Green	2.1	2.6	300	75	30	100	5
Operating/ Storage Temp.: -40 to +80 deg.; Lead Solder Temp.: 260 deg. for 3-5 Sec. 2mm below package base

Notes: 1. At Ta=25 deg. 2. Peak forward current at 1/10 Duty Cycle, 0.1ms Pulse

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LM7057AB 0.7 Inch 5X7 LED Dot Matrix Display

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LED Selection Guide
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14 Segment LED display
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Special LED Display
LED Dot Matrix: 5x7 LED Matrix; 5x8 LED Matrix; 8x8 LED Matrix; Special LED Matrix
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LED Application

Lightkey Company Limited
ADD:	Building 2, No. 1479, Liyuan Road, Yinzhou District, Ningbo, China.
Tel:	0086-574-86322282
Fax:	0086-574-86322283
Email:	sales@lightkey-opto.com

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