Specifications

digital chess clock
1.Low power consumption
2.long life
3.High efficiency

Low factory price bijou digital chess clock

1.Electrical optical charactertistics(Ta25°C)

 

Parameter	Symbol	Min	Type	Max	Unit	Test Condition
Luminous Intensity	IV	165	182	185	mcd	IF=20mA
Peak Wavelength	λp				nm	IF=20mA
Dominant Wavelength	λd	510	511	512	nm	IF=20mA
Forward Voltage	Vf	3.0	3.2	3.5	V	IF=20mA
Reverse Current	IR			50	uA	VR=5V
Suggestion Forward Current	IF	3	5-10	20	mA	IF=20mA

  led display for countdown timer

 

 

2.Absolute Maximum Ratings (Ta=25°C): 

 

Parameter	Rating	Unit
Reverse Voltage	5	V
Power Dissipation,Per Dice	50	mW/chip
Operating Temperature  Ranger	-48~+85	°C
Storage Humidity	45%~85%	°F
Storage Temperature Ranger	-40~+90	°C
Soldering Temperature	260°C  For 3 Seconds
Peak IF(ma) (1/10Duty  Cycle 0.1ms Pulse Width)	100	mA/chip
Continuous Forward Current	20	mA/chip

 

 size and color is optional

 

 

  

  

 

 

 Other items for your choice:

  

 

 

 

About us 

SHENZHEN AITEAI TECHNOLOGY CO.,LTD.

Our company specialized in LED diode, nixie tubes, dot matrix modules, clock plate, back plate, and all kinds of indoor and outerdoor LED display screen with single or dual color etc.

Our products is selling well with uniform brightness and great reputation in China . Products has derease less than 1% brightness within 1 year. With many years experience in production and management, We can offer customers with reliable quality, favorable price LED display.

Our belief "to pursuit excellence on the basis of good faith".  the purpose and dedication is to  provide our customers the best quality and service.We have full experience in cooperating with some big companied such as TCL,Desay etc.