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| Product Name: | 0.40 Inch LED Digital Display | Source Color: | Hyper Red | 
|---|---|---|---|
| Peak Emission Wavelength: | 632nm | Chip Material: | AlGaInP | 
| Forward Voltage @20ma: | 3.3V | Luminous Intensity: | 50.0mcd | 
| Highlight: | 632nm Triple Digit Numeric Displays,AlGaInP Triple Digit Numeric Displays,0.40" 7 Segment Led Display | ||
0.40" Triple Digit Numeric Displays 3 digit 7 segment display datasheet
Features:
1. 0.40″ (inch) digit height.
2. Excellent segment uniformity.
3. Sold state reliability.
4. Industrial standard size.
5. Low power consumption.
6. The product itself will remain within RoHS compliant Version.
Descriptions:
1. The DL3-401XSRA series is a lager10.20mm (0.40″) high seven segments display designed for viewing
distances up to 7 meters.
2. These displays provide excellent reliability in bright ambient light.
3. These devices are made with white segments and gray surface.
Applications:
1. Audio equipment.
2. Instrument panels.
3. Digital read out display.
Device Selection Guide:
| Model No. | Chip Material | Source Color | Description | 
| DL3-401ASRA | AlGaInP | Hyper Red | Common Anode | 
| DL3-401CSRA | Hyper Red | Common Cathode | 
Package Dimension:

Notes:
1. All dimensions are in millimeters (inches).
2. Tolerance is ± 0.25 mm (.010″) unless otherwise noted.
3. Specifications are subject to change without notice.
Triple Digit Numeric Displays Absolute Maximum Ratings at Ta=25℃
| Parameters | Symbol | Max. | Unit | 
| Power Dissipation Per Segment | PD | 100 | mW | 
| Peak Forward Current Per Segment (1/10 Duty Cycle, 0.1ms Pulse Width) | IFP | 100 | mA | 
| Forward Current Per Segment | IF | 25 | mA | 
| Dating Linear From 50℃ | 0.4 | mA/℃ | |
| Reverse Voltage | VR | 5 | V | 
| Operating Temperature Range | Topr | -40℃ to +80℃ | |
| Storage Temperature Range | Tstg | -40℃ to +85℃ | |
| Soldering Temperature | Tsld | 260℃ for 5 Seconds | |
Triple Digit Numeric Displays Electrical Optical Characteristics at Ta=25℃
| Parameters | Symbol | Min. | Typ. | Max. | Unit | Test Condition | 
| Luminous Intensity | Iv | 30.0 | 50.0 | --- | mcd | IF=20mA (Note 1) | 
| Luminous Intensity Matching Ratio (Segment To Segment) | Iv-m | --- | --- | 2:1 | IF=10mA | |
| Peak Emission Wavelength | λp | --- | 632 | --- | nm | IF=20mA | 
| Dominant Wavelength | λd | --- | 624 | --- | nm | IF=20mA (Note 2) | 
| Spectral Line Half-Width | △λ | --- | 25 | --- | nm | IF=20mA | 
| Forward Voltage | VF | 3.0 | 3.3 | 4.0 | V | IF=20mA | 
| Reverse Current | IR | --- | --- | 50 | µA | VR=5V | 
Notes:
1. Luminous intensity is measured with a light sensor and filter combination that approximates the CIE eye-response curve.
2. The dominant wavelength (λd) is derived from the CIE chromaticity diagram and represents the single wavelength which defines the color of the device.

Contact Person: Mr. Chen
Tel: 86-755-82853859
Fax: 86-755-83229774