Gold Member Since 2016
Audited Supplier
Ningbo Lightkey Electronic Technology Co., Ltd.

4 Inch DOT Matrix, Big LED DOT Matrix, 5X7 LED Matrix manufacturer / supplier in China, offering 4 Inch 5X7 Single Color LED DOT Matrix, 0.25 Inch 3 Digits 7 Segment LED Display, 2.3 Inch 8X8 Single Color LED DOT Matrix and so on.

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Supplier Homepage Product LED Dot Matrix 5x7 4 Inch 5X7 Single Color LED DOT Matrix

4 Inch 5X7 Single Color LED DOT Matrix

FOB Price: US $5 / Piece
Min. Order: 1,000 Pieces
Min. Order FOB Price
1,000 Pieces US $5/ Piece
Get Latest Price
Production Capacity: 1000000PCS/Year
Transport Package: EPE Foam and Carton
Payment Terms: L/C, T/T, Paypal, Western Union

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Basic Info
  • Model NO.: LM40057A/B
  • Size: 5*7
  • Power: 75MW/Chip
  • Pixel Pitch: 27.2mm
  • Waterproof: Not Waterproof
  • Certification: RoHS
  • Matrix Height: 4 Inch(106.5mm)
  • Chip Matrial: 4-Element
  • Trademark: LIGHTKEY
  • Origin: China
  • Usage: LED Display
  • Emitting Color: Homochromy
  • IP Rating: IP0
  • LED Chips: Home-Made or Imported
  • Life: 80000h
  • Outline Dimensions: 76X106.5X13mm
  • DOT Number: 35PCS
  • Pin Arrangement: DIP 14pins
  • Specification: RoHS, REACH
  • HS Code: 8531200000
Product Description

Ø         106.5mm (4inch) digit high               
Ø         Excellent digit appearance                  
Ø         Wide viewing angle                        
Ø         Range of emitted colors                    
Ø         I.C. compatible                            
Ø         Low power consumption                    
Ø         White segment                            
Ø         RoHS compliant

Available options
Ø         Alternative emitting luminosity:
Standard or high brightness version
Ø         Alternative emitted color
Ø         Alternative segment color
Ø         Alternative font
Ø         Common Cathode is available
Ø         Cropped terminal pins

Selection Guide
Part No.ChipIv@IF=20mA
Cathode Row
Anode Row
MaterialColorWLDOne Dot
 LD40057AR LD40057BRGaAlAsSuper Red6401215
 LD40057AD LD40057BDGaAlAsHi-Red6402737.5
 LD40057AO LD40057BOGaAsPOrange62510.513.5
 LD40057AY LD40057BYGaAsPYellow5881215
 LD40057AG LD40057BGGaPGreen56810.513.5
 LD40057AUR LD40057BURAlGaInPUltra Red6404567.5
 LD40057AUO LD40057BUOAlGaInPUltra Orange62567.590
 LD40057AUA LD40057BUAAlGaInPUltra Amber6054567.5
 LD40057AUY LD40057BUYAlGaInPUltra Yellow5954567.5
 LD40057AUG LD40057BUGAlGaInPUltra Green5734567.5
 LD40057APG LD40057BPGInGaNPure Green525180450
 LD40057AUB LD40057BUBInGaNUltra Blue4704567.5
 LD40057AUW LD40057BUWSMDUltra White\150180

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