0.28 inch 3 digit 7 segment display, mini 3 digit LED digital tube, 0.28" seven segment indicator, common cathode digital module for tiny charger portable thermometer wearable sensor
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,cathode led digital tube
,7 segment 7 seg led
Product Title
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Product Description
Why Choose Our 0.28 Inch 3 Digit LED 7 Segment Display?
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
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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