0.28 inch 3 digit 7 segment display with common cathode LED digital tube for portable devices
Product Specification
Place of Origin:
CHINA
Brand Name:
Weishibo
Certification:
ROHS/SG/IMQ
Model Number:
0.28 Inch 3-Digit 7-Segment LED Display Module
Minimum Order Quantity:
1000
Price:
0.05-0.2 US dollars
Payment Terms:
L/C,D/A,D/P
Supply Ability:
500K per month
Product Details
Highlight:
cathode 7 seg led
,cathode led digital tube
,7 segment 7 seg led
Display Format:
3 Digits, Each Digit With Independent Decimal Point
Digit Size:
0.28 Inch
Display Color:
Customizable (Red, Green, Blue, Yellow, White, Etc.)
Polarity:
Common Anode / Common Cathode Optional
Typical Forward Voltage:
2.0~2.4V (Depends On Luminous Color)
Typical Segment Current:
15~20mA
Mounting Type:
Through Hole DIP Dual In-line Package
Displaytype:
7 Segment Display
Viewing Angle:
140° (Typical)
Operatingtemperaturerange:
-40°C To 85°C
Certifications:
RoHS, REACH
Average Service Life:
≥ 50,000 Hours
Product Description
0.28 Inch 3 Digit 7 Segment LED Display
Ultra-small 0.28" 3-digit seven segment LED display with 3 decimal points, dual polarity optional, multi-color options. Perfect for mini portable electronics with mass stock availability and custom pinout options.
Why Choose Our 0.28 Inch 3 Digit LED 7 Segment Display?
We are a professional LED digital display manufacturer with over 10 years of production experience. All our 0.28-inch 3-digit digital tubes are produced by fully automated SMT assembly lines to ensure uniform stable quality for large wholesale orders.
- Ultra-compact 0.28-inch digit height, ultra-small footprint, perfect for ultra-slim mini portable devices with limited PCB space
- Matte black anti-glare mask blocks stray light completely, eliminates light crosstalk between segments, sharp digit outline under indoor lighting
- Each digit equipped with independent decimal point, ideal for displaying precise micro data like voltage, humidity, temperature
- Dual polarity options: common anode / common cathode, fully compatible with all mainstream MCU circuit systems
- Complete luminous color options: red, green, blue, pure white, yellow, adjustable brightness for different product grades
- Standard through-hole DIP pin layout, compatible with wave soldering and manual welding for mass production
- Wide operating temperature range -20℃ ~ +85℃, stable 24-hour continuous operation
- Custom service available: customized pin definition, surface silk screen, customized brightness, special packaging
- Sufficient stock for standard models, 3-7 days fast lead time for bulk orders
Wide Application
Mini power banks, tiny battery chargers, compact thermometers, portable humidity testers, small wearable device displays, mini digital counters, tiny smart home sensors, student electronic DIY kits
Specification Table
| Item | Specification |
|---|---|
| Digit Size | 0.28 inch |
| Digit Quantity | 3 digits, each digit with independent decimal point |
| Mounting Type | Through hole DIP dual in-line package |
| Polarity | Common Anode / Common Cathode optional |
| Optional Luminous Color | Red, Green, Blue, White, Yellow |
| Operating Temperature | -20℃ ~ +85℃ |
| Compatible Driver IC | TM1637, 74HC573, CD4511, MAX7219 |
Our Factory Advantages
- 100% full lighting aging inspection before shipment, strict QC control
- Flexible MOQ: small sample trial & large bulk wholesale both supported
- Professional engineering team, free circuit matching technical guidance
- All products RoHS & REACH compliant, meet global export standards
- Stable monthly capacity, guaranteed on-time delivery for long-term clients
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