LM7057GH 0.7 Inch 5X7 LED Dot Matrix Display

Product Categories: LED Dot Matrix 5x7 LED Matrix

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Product Description:

0.7 inch (dot 3mm diameter) 5x7 single color LED dot matrix display

Features:

17.80 mm (0.70inch) digit high

Dot size: Diameter 1.90mm

Pitch: 2.54mm

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 segment color

Alternative font

Common Cathode is available

Cropped terminal pins

Package Dimensions

LM7057

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:

Part No.		Chip			Iv@IF=20mA
Cathode Row	Anode Row	Material	Color	WLD	One Dot
Cathode Row	Anode Row	Material	Color	WLD	Min.	Typ.
LM7057GR	LM7057HR	GaAlAs	Super Red	627	8	10
LM7057GD	LM7057HD	GaAlAs	Hi-Red	627	18	25
LM7057GO	LM7057HO	GaAsP	Orange	610	7	9
LM7057GY	LM7057HY	GaAsP	Yellow	588	8	10
LM7057GG	LM7057HG	GaP	Green	568	7	9
LM7057GUR	LM7057HUR	AlGaInP	Ultra Red	627	30	45
LM7057GUO	LM7057HUO	AlGaInP	Ultra Orange	610	45	60
LM7057GUA	LM7057HUA	AlGaInP	Ultra Amber	605	30	45
LM7057GUY	LM7057HUY	AlGaInP	Ultra Yellow	595	30	45
LM7057GUG	LM7057HUG	AlGaInP	Ultra Green	573	30	45
LM7057GPG	LM7057HPG	InGaN	Pure Green	525	120	300
LM7057GUB	LM7057HUB	InGaN	Ultra Blue	470	30	45
LM7057GUW	LM7057HUW	InGaN	Ultra White	\	100	120
Unit:	\	\	\	nm	mcd	mcd

Table2:

Color		Electrical optical Characteristics^[1]			Absolute Maximum Ratings^[1]
		Forward Voltage@ IF=20mA		Reverse Current VR=5V	Power Dissipation	DC Forward Current	Peak Forward Current^[2]
		Typ.	Max.	Reverse Current VR=5V	Power Dissipation	DC Forward Current	Peak Forward Current^[2]
Super Red	Per Dot	1.8	2.2	30	60	25	100
Hi-Red	Per Dot	1.8	2.2	30	60	25	100
Orange	Per Dot	2.1	2.5	30	80	30	100
Yellow	Per Dot	2.1	2.5	30	80	30	100
Green	Per Dot	2.2	2.5	30	80	30	100
Ultra Red	Per Dot	1.9	2.6	30	60	30	100
Ultra Orange	Per Dot	2	2.6	30	65	30	100
Ultra Amber	Per Dot	2	2.6	30	65	30	100
Ultra Yellow	Per Dot	2	2.6	30	65	30	100
Ultra Green	Per Dot	2.1	2.6	30	75	30	100
Pure Green	Per Dot	3.5	4	30	110	30	100
Ultra Blue	Per Dot	3.5	4	30	120	30	100
Ultra White	Per Dot	3.5	4	30	120	30	100
Unit:	\	V	V	uA	mW	mA	mA

Notes:

1. At Ta=25 deg.

2. Peak forward current at 1/10 Duty Cycle, 0.1ms Pulse

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Product List

LED Selection Guide
7 Segment LED Display: Single Digit LED Display; Dual Digit LED Display; Three Digit LED Display; Four Digit LED Display
14 Segment LED display
16 Segment LED Display
Special LED Display
LED Dot Matrix: 5x7 LED Matrix; 5x8 LED Matrix; 8x8 LED Matrix; Special LED Matrix
LED Light Bar
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High Brightness LED
Sighboard oval LED
Flahing LED
Traffic LED
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Multi-color LED
Infrared LED
Photodiode Silicon
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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