# LTC-561HR Seven-Segment Display

## Features

️· 0.56 inch (14.2 mm) digit height
️· Continuous uniform segments
️· Low power requirement
️· Excellent character appearance
️· High brightness & high contrast
️· Wide viewing angle
️· Solid state reliability
️· Categorized for luminous intensity

## Description

️· Triple digit seven-segment display
️· Utilizes high-efficiency red LED chips (GaAsP on GaP substrate)
️· Red face and red segments
️· Multiplex Common Anode, Rt. Hand Decimal

## Pin Connection

️· Pin 1: Cathode E
️· Pin 2: Cathode D
️· Pin 2: Cathode D.P.
️· Pin 4: Cathode C
️· Pin 5: Cathode G
️· Pin 6: No Connection
️· Pin 7: Cathode B
️· Pin 8: Common Anode, Digit 3
️· Pin 9: Common Anode, Digit 2
️· Pin 10: Cathode F
️· Pin 11: Cathode A
️· Pin 12: Common Anode, Digit 1

## Absolute Maximum Ratings (Ta=25°C)

️· Power Dissipation Per Segment: 75 mW
️· Peak Forward Current Per Segment (1/10 Duty Cycle, 0.1ms Pulse Width): 100 mA
️· Continuous Forward Current Per Segment: 25 mA
️· Derating: 0.33 mA/°C
️· Reverse Voltage Per Segment: 5 V
️· Operating Temperature Range: -35°C to +85°C
️· Storage Temperature Range: -35°C to +85°C
️· Solder Temperature: Max 260°C for max 3sec at 1.6mm below seating plane

## Electrical/Optical Characteristics (Ta=25°C)

️· Average Luminous Intensity (IV): 870 - 2400 µcd (IF=10mA)
️· Peak Emission Wavelength (λp): 635 nm (IF=20mA)
️· Spectral Line Half-Width (∆λ): 40 nm (IF=20mA)
️· Dominant Wavelength (λd): 623 nm (IF=20mA)
️· Forward Voltage Per Segment (VF): 2.0 - 2.6 V (IF=20mA)
️· Reverse Current Per Segment (IR): 100 µA (VR=5V)
️· Luminous Intensity Matching Ratio (IV-m): 2:1 (IF=10mA)