Gray surface 3mm 5x7 blue dot matrix led display for text display
What is a led dot matrix display?
Led dot matrix display, a component of optoelectronic display in LED, is a display device used to show information of text and graphics by switching on and off selected led dots.
It is widely used in elevators and moving message display in public areas.
Gray surface 3mm 5x7 blue dot matrix led display for text display
1) Display image
2) Display size
3) Internal Circuit Diagram - common anode row pin
4) Datasheet of 1.9mm 8x8 red led dot matrix display
Electrical and optical parameters:
| Parameter | Symbol | Min | Type | Max | Unit | Test Condition |
| Luminous Intensity | Iv | 180 | / | 200 | mcd | IF=20 mA |
| Peak Wavelength | λp | / | / | / | nm | IF=20 mA |
| Dominant Wavelength | λd | 460 | / | 465 | nm | IF=20 mA |
| Forward Voltage | VF | 2.8 | 3.2 | 3.6 | V | IF=20 mA |
| Reverse Current | IR | / | / | 50 | μA | VR=5 V |
| Forward Current | IF | 3 | 5-10 | 15 | mA | / |
Absolute Maximum Ratings:
| Parameter | Rating | Unit |
| Reverse Voltage | 5 | V |
| Power Dissipation | 50 | mW/chip |
| Operation Temperature | -20 to +85 | °C |
| Storage Temperature | -20 to +85 | °C |
| Storage Humidity | 45%-85% | RH |
| Wave Soldering Temperature | 260°C in 3s, Iron soldering <360°C | |
| Peak IF(1/10 duty cycle 0.1ms pulse width) | 60 | mA/chip |
| Continuous Forward Current | 20 | mA/chip |
How to choose led display module dot matrix from Kohon?
Dot matrix, 5×7, 5×8, 8×8, 16×16 pixels
Dot diameter, ∅1.9mm, ∅3mm, ∅3.7mm, ∅4.8mm, ∅5mm, ∅8mm, ∅10mm
LED color, red, yellow, yellow-green, blue, orange, white, pure green, dual color, RGB
Surface color, Black and Gray
Lens color, white, red, transparent / water clear
Manufacturer of Optoelectronic Display with LED
Kohon is located in Shenzhen, China. It was founded in 1999.
Kohon, as a qualified optoelectronics display manufacturer of 20 years, specializes in 7 segment led display, dot matrix led display, bar graph led display and LED diode, including design, manufacturing and sales, exporting with factory prices.
ISO9001:2015 Complied Facilities
Why to be the partner with Kohon Opto Electronics?
Quality assurance: Certificate, ISO9001:2015, RoHS, REACH
In-house process control
1 year warranty
Communication: On-line for 24 hours and answer in 8 hours
More than production services
Kohon: 20 years experience since 1999 dealing in electronic component industry
Production capacity of 50,000 to 80,000 pcs per day
Skilled workers and advanced equipments.
OEM and ODM services are available.
Package and Shipping
Package: Inner -- EPE Foam and inner carton box for standard displays
-- customized anti-static blister box for some custom displays
External -- Carton
a. How about the terms of payment?
Generally it is EXW price and payment by T/T, Western Union and Paypal.
b. How about the Delivery time?
For standard display, it is 20-25 workdays (mass production) up to order quantity.
For custom display, it is 25-30 workdays for tool start and 10-15 for prototype.
c. What is the sample policy?
Generally samples are free at less than 10 pcs, and freight is paid by customers.
d. What is the warranty?
The warranty is 1 year (average level of optoelectronic display).
e. How about the shipment?
It's mainly EXPRESS and AIR way. DHL, TNT, UPS, EMS, SF EXPRESS and Fedex.
f. Is there any discount?
Generally the price is competitive and stable, quantity discount is available.
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- Step 3After verifying your email, get response from suppliers or our trade manager will contact you as soon as possible
- Step 4Set up meeting with the Chinese supplier without language barrier