7mm 7-Segment 3 Digit Display Common Cathode 2831AS - RED

The 2831AS is a 3-digit, 7-segment LED display module with a digit height of 0.28 inch (7 mm). It features a common cathode configuration and emits a bright red light. This display is suitable for digital meters, timers, clocks, counters, and other numeric display applications.

🔧 Technical Specifications

• Model: 2831AS
• Number of Digits: 3
• Display Type: 7-segment
• Digit Height: 0.28 inch (7 mm)
• Emission Color: Ultra bright red
• Connection Type: Common Cathode
• Appearance: Black background with white segments

⚙️ Electrical Characteristics (at 25°C)

• Peak Wavelength (λp): 640 nm
• Forward Voltage (Vf): 1.8 V (typical at 10 mA)
• Reverse Current (IR): ≤ 50 μA (at 5V reverse voltage)
• Continuous Forward Current: 30 mA per segment
• Peak Forward Current: 200 mA (1/10 duty cycle, 10 kHz)
• Power Dissipation: 100 mW per segment
• Operating Temperature: -20°C to +75°C
• Storage Temperature: -20°C to +85°C
• Soldering Temperature: 230°C for 5 seconds (1.6 mm from base)

📏 Physical Dimensions

• Overall Dimensions: Approx. 30 mm (W) × 10 mm (H) × 7 mm (D)
• Pin Pitch: 2.54 mm
• Total Pin Count: 12