وصف
0.25 Inch 4 Digit Red 7 Segment Display with Common Cathode
Internal circuit description:
24 pins, common cathode, internal circuit diagram as following:
| CHIP | ||||||||||
| Chip Material: AlGaInP Ultra Bright Red LED Chip | ||||||||||
| ABSOLUTE MAXIMUM RATINGS (Ta = 25ºC) | ||||||||||
| PARAMETER | SYMBOL | MAXIMUM RATING | UNIT | |||||||
| Power Dissipation | Pد | 78 | ميغاواط | |||||||
| Peak Forward Current (1/10 Duty Cycle, 0.1 ms Pulse Width) |
أناPEAK | 90 | أماه | |||||||
| DC Forward Current | أناF | 30 | أماه | |||||||
| Reverse Voltage | الخامسص | 5 | الخامس | |||||||
| Electrostatic discharge | ESD | 1000 | الخامس | |||||||
| Operating Temperature Range | Topr / Tstg | -40°C to +85°C | ||||||||
| تخزين Temperature Range | Topr / Tstg | -40°C to +100°C | ||||||||
| ELECTRICAL OPTICAL CHARACTER AND CURVES (Ta = 25ºC) | ||||||||||
| PARAMETER | SYMBOL | MIN | TYP | MAX | UNIT | TEST CONDITION (Per Chip) |
||||
| Luminous Intensity | أناالخامس | 30.0 | 45.0 | – | mcd | أناF =20mA | ||||
| Forward Voltage | الخامسF | – | 2.0 | 2.6 | الخامس | أناF =20mA | ||||
| Peak Emission Wavelength | λp | – | 640 | – | نانومتر | أناF =20mA | ||||
| Dominant Emission Wavelength | λd | – | 630 | – | نانومتر | أناF =20mA | ||||
| Spectral Line Half-Width | Δλ | – | 20 | – | نانومتر | أناF =20mA | ||||
| Reverse Current | أناص | – | – | 10 | uA | الخامسص = 5V | ||||
ملحوظة:
- Luminous intensity tolerance is ±10%;
- Dominant Emission Wavelength tolerance is ±1nm.
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