Specifications
Type :
COB
Outer dimensions :
39*14*7.2mm
Packing :
EPE+Carton
Polarity :
common cathode
Digit height :
9.9 mm ( 0.39 inch)
Trade Term :
EXW
Brand Name :
LIGHT-BO
Model Number :
LB40391-3-EWH3B-D
Certification :
ISO9001&RoHS
Place of Origin :
Shenzhen, China
MOQ :
1000
Price :
Negotiate
Payment Terms :
T/T,Western Union,
Supply Ability :
20000 PCS/Day
Delivery Time :
10-15 days
Packaging Details :
EPE+CARTON
Description
Ultra Bright White 4 Digit 7 Segment LED Display
0.39-inch Common Anode LED display designed for instrument panels with ultra-bright white illumination and stable performance.
Product Overview
This 0.39-inch 4-digit 7-segment LED display features ultra-bright white illumination and stable performance, specially designed for instrument panels, meters, and various digital indication equipment. With high luminous efficiency, low power consumption, and uniform brightness, it provides clear and reliable reading in different working environments.
Key Features
  • Display Type: 4 Digit 7 Segment LED Display
  • Digit Height: 9.9 mm (0.39 inch)
  • Outer Dimensions: 39 × 14 × 7.2 mm
  • Polarity: Common Anode
  • Emitting Color: Ultra bright white
  • Other Colors Available: Red, green, blue, amber, yellow, orange and multi-color
Product Advantages
  • High-luminous intensity output for excellent visibility
  • High electro-optical conversion efficiency
  • Low power consumption and extremely low working current
  • Uniform luminous distribution on each segment
  • Stable performance and long service life
  • Easy PCB mounting and assembly
  • Fully compatible with mainstream driver ICs
  • RoHS compliant, suitable for industrial and consumer electronics
Applications
  • Instrument panels
  • Measuring meters and equipment
  • Industrial control displays
  • Home appliance digital indicators
  • Temperature and humidity instruments
  • Various digital display modules
Product Images
Ultra bright white 4 Digit 7 Segment LED Display 0.39inch Common Anode for instrument panelUltra bright white 4 Digit 7 Segment LED Display 0.39inch Common Anode for instrument panel
Technical Specifications
Character Height0.28-inch (7mm)
Outer Dimensions22.5 x 10 x 6.1mm
PolarityCommon Anode
Segment MaterialYellow epoxy on black surface
Emitting ColorPure Green (with options: red, blue, green, white, amber, orange, yellow)
Key FeaturesHigh luminous intensity, low power consumption, RoHS/REACH compliant
ComplianceRoHS/REACH compliant
Absolute Maximum Ratings (Ta=25°C)
ParameterSymbolRatingsUnit
Forward Current (per dice)Ipm20mA
Reverse Voltage (per dice)Vr5V
Power Dissipation (per dice)Pm80mW
Operating Temperature RangeTopr-40~+85°C
Storage Temperature RangeTstg-40~+85°C
Solder Temperature (≤3 seconds)Th260°C
Electrical & Optical Characteristics
Yellow Green (Code: J)
ParameterSymbolConditionMinTypMaxUnit
Forward VoltageVfIf=10mA1.82.4V
Reverse VoltageVrIr=10uA5V
Luminous IntensityIvIf=10mA3040mcd
Spectrum Width Of Half Value△λIf=10mA20nm
WavelengthDλIf=10mA569574nm
Detailed specifications available for Amber/Yellow, Orange, Super Bright Red, Ultra Bright Red, Pure Green, Ultra Bright Blue, and Ultra Bright White variants.
Manufacturer Information
SHENZHEN GUANGZHIBAO TECHNOLOGY CO., LTD. (BRAND: LIGHT-BO)
Established in 2006, we are a company that integrates R&D, manufacturing and sales of optoelectronics LED displays. ISO 9001:2015 Quality Management Systems certified company with more than 15 years OEM and ODM experience.
LIGHTBO has been committed to provide high quality and low cost customized solutions to help customers reduce cost and enhance competitiveness.
Product Applications
Ultra bright white 4 Digit 7 Segment LED Display 0.39inch Common Anode for instrument panel
7 Segment LED Display, Customized LED Display, Numeric LED Display, Dot matrix LED Display, widely used for home appliances, temperature indicators, humidity indicators, refrigerator controller, thermostats indicator, heating and cooling control and more.
Certifications
Ultra bright white 4 Digit 7 Segment LED Display 0.39inch Common Anode for instrument panel
Frequently Asked Questions
Are you trading company or manufacturer?
We are original manufacturer with more than 20 years experience in optoelectronic LED displays.
What is your main products?
Our main products include 7 Segment LED display, SMD LED Display, Dot matrix LED Display, Arrow LED display, Custom Design LED Display, LED light bar, Through hole led, SMD LEDs, LED Backlights, and more.
What is your MOQ?
Our MOQ is 1000 pcs. We can also accept sample orders and small orders with quantity less than our MOQ.
Before placing order, Can I get some samples for test?
Yes. We can provide 5-10 free samples for your testing, but the freight cost will be borne by the customer.
How long is your delivery time?
Delivery time: About 10-20 days; According to order quantity and raw materials. If you have urgent order and we have raw materials in stock, we can adjust our production plan to make it ready within 7-10 days.
Additional FAQ available covering payment terms, pricing, shipping, custom design services, and quality assurance.
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Ultra bright white 4 Digit 7 Segment LED Display 0.39inch Common Anode for instrument panel

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Type :
COB
Outer dimensions :
39*14*7.2mm
Packing :
EPE+Carton
Polarity :
common cathode
Digit height :
9.9 mm ( 0.39 inch)
Trade Term :
EXW
Contact Supplier
video
Ultra bright white 4 Digit 7 Segment LED Display 0.39inch Common Anode for instrument panel
Ultra bright white 4 Digit 7 Segment LED Display 0.39inch Common Anode for instrument panel
Ultra bright white 4 Digit 7 Segment LED Display 0.39inch Common Anode for instrument panel

Shenzhen Guangzhibao Technology Co., Ltd.

Verified Supplier
10 Years
guangdong, shenzhen
Since 2006
Business Type :
Manufacturer
Total Annual :
10million-12million
Employee Number :
150~200
Certification Level :
Verified Supplier
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