- Product Details
- {{item.text}}
Quick Details
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Brand Name:
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Kohon
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Place of Origin:
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Guangdong, China
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Cross Reference:
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none
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Name:
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7 segment led display
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Certificate:
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ISO 9001:2015 / ROHS
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HS Code:
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853 120 0000
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Display size:
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25 x 17.5 x 7 mm
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Digit height:
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0.52 inch
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Display details:
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2 digits + 2 dots
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Emitting color:
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Red
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Forward Current:
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5 - 15 mA
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Mounting Type:
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Through hole
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Polarity configuration:
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Common Cathode
Quick Details
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D/C:
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22XX
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Package:
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10 pins - DIP
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Type:
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Other
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Brand Name:
-
Kohon
-
Place of Origin:
-
Guangdong, China
-
Cross Reference:
-
none
-
Name:
-
7 segment led display
-
Certificate:
-
ISO 9001:2015 / ROHS
-
HS Code:
-
853 120 0000
-
Display size:
-
25 x 17.5 x 7 mm
-
Digit height:
-
0.52 inch
-
Display details:
-
2 digits + 2 dots
-
Emitting color:
-
Red
-
Forward Current:
-
5 - 15 mA
-
Mounting Type:
-
Through hole
-
Polarity configuration:
-
Common Cathode
Red dual digit 0.52 inch 2 digit led numeric display 7 segment for digital indicators
A. What is a 7 segment led display?
7 segment led display, or seven segment led display, is a form of optoelectronics display component for displaying numerals, decimal points, letters and symbols in all kinds of led digital indicators.
7 segment led display specification of item KHN20521CSR1D-2
1) Type : 7 segment 2 digit led numeric display Red, 0.52" digit height, Common Cathode
2) Image of led display
3) 0.52" 2 digit 7 segment led display sizes and pins
4) 7 segment led display common cathode circuit diagram
5) 2 digit 7 segment led display red datasheet
Electrical and optical parameters:
| Parameter | Symbol | Min | Type | Max | Unit | Test Condition |
| Luminous Intensity | I v | 50 | / | 70 | mcd | I f =20mA |
| Peak Wavelength | λ P | / | / | / | nm | I f =20mA |
| Dominant Wavelength | λ d | 629 | / | 635 | nm | I f =20mA |
| Forward Voltage | V f | 1.8 | 2.0 | 2.5 | V | I f =20mA |
| Reverse Current | I r | / | / | 50 | μA | V r =5V |
| Forward Current(suggested) | I f | 3 | 5-10 | 15 | mA | / |
Absolute Maximum Ratings:
| Parameter | Rating | Unit |
| Reverse Voltage | 5 | V |
| Power Dissipation | 50 | mW/chip |
| Operation Temperature | -20 to +85 | °C |
| Storage Temperature | -20 to +85 | °C |
| Storage Humidity | 45%-85% | RH |
| Soldering Temperature(Wave soldering) | 260 °C in 3s, Iron soldering<360°C | |
| Peak IF(mA)(1/10 duty cycle 0.1ms pulse width) | 60 | mA/chip |
| Continuous Forwrd Current | 20 | mA/chip |
B. 7 segment led display common anode and common cathode
Common Cathode , all of the cathode(negative terminals) of the segment led are connected and brought out to a common pin.
Common Anode , all of the anode(positive terminals) of the segment led are connected and brought out to a common pin.
C. General 7 segment led display types
- Unit of 1-digit, 2-digit, 3-digit, 4-digit, 5-digit, 6-digit and Custom;
- Digit height from 0.25 inch to 5 inch;
- Emitting colors red , yellow , blue , orange , white , yellow-green , pure green ;
- Surface colors black, grey, red, white;
- Connecting by common anode or common cathode ;
- Lens colors white, yellow, red, green, transparent or water clear;
- Pin diameter ∅ 0.45mm, 0.51mm, 0.6mm...
- Pin length from 7.6mm to 38mm, generally 10.28mm, straight and bent type
