LD5644A/B: 0.56 inch 4 digits seven segment LED clock display

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Product Description:

0.56 inch four digit 7 segment led clock display

• Excellent digit appearance
• Wide viewing angle
• Range of emitted colors
• I.C. compatible
• Low power consumption
• Black face, white segment
• RoHS compliant

• Alternative emitting luminosity:
•       standard or high brightness version
• Alternative emitted color
• Alternative face and segment color
• Alternative font
• Cropped terminal pins
•  
  Package Dimensions:
• LD5644
• 
• 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:
• 
• Table:

• Four Digits 7 Segment LED Display, Digit Height: 14.20mm(0.56inch), External Dimensions: 50.50x19.00x8.00mm (LxWxHmm)
  Part No.		Chip			Iv@IF=20mA		Iv@IF=20mA
  Common Cathode	Common Anode	Material	Color	WLD	One Seg		One DP
  					Min.	Typ.	Min.	Typ.
  LD5644AR	LD5644BR	GaAlAs	Super Red	640	8	10	8	10
  LD5644AD	LD5644BD	GaAlAs	Hi-Red	640	18	25	18	25
  LD5644AO	LD5644BO	GaAsP	Orange	625	7	9	7	9
  LD5644AY	LD5644BY	GaAsP	Yellow	588	8	10	8	10
  LD5644AG	LD5644BG	GaP	Green	568	7	9	7	9
  LD5644AUR	LD5644BUR	AlGaInP	Ultra Red	640	30	45	30	45
  LD5644AUO	LD5644BUO	AlGaInP	Ultra Orange	625	45	60	45	60
  LD5644AUA	LD5644BUA	AlGaInP	Ultra Amber	605	30	45	30	45
  LD5644AUY	LD5644BUY	AlGaInP	Ultra Yellow	595	30	45	30	45
  LD5644AUG	LD5644BUG	AlGaInP	Ultra Green	573	30	45	30	45
  LD5644APG	LD5644BPG	InGaN	Pure Green	525	120	300	120	300
  LD5644AUB	LD5644BUB	InGaN	Ultra Blue	470	30	45	30	45
  LD5644AUW	LD5644BUW	InGaN	Ultra White	\	100	120	100	120
  Unit:	\	\	\	nm	mcd	mcd	mcd	mcd

• For more details, please contact us!