0.3 inch ( 7.62 mm ) UVD-32X SERIES DUAL DIGIT NUMERIC LED DISPLAYS DESCRIPTION The UVD-322/323 is 0.3 inch ( 7.62 mm ) height dual digit display. Choices of five colors-high efficiency red/bright red/green/yellow/red orange. High efficirncy red display has red face and red segment. Bringht red ,green, yellen and red orange displays have black face and white segments. The bright red and green LED chip are made from GaP on a transparent GaP substrate. The yellow and red orange LED chip are made from GaAsP on a transparent GaP substrate. FEATURES l l l l l Industuy Standard Size Wide Viewing angle Continuous uniform segments. Excellent characters appearance Low power requirement DEVICES PART NO. DESCRIPTION PACKAGE DIMENSION INTERNAL CIRCUIT DIAGRAM UVD-322 UVD-323 Common Cathode Common Anode Fig. 1 Fig. 2 ABSOLUTE MAXIMUM RATINGS @ TA=25 oC PARAMETER HI.EFF. BRIGHT RED GREEN YELLOW RED ORANGE RED 75 40 75 60 75 Power Dissipation Per Segment Peak Forward Current Per Segment 100 60 100 80 ( 1/10 Duty Cycle. ,0.1ms pulse width) Continuous Forward Current Per Segment 25 15 25 20 Derating Linear From 25oC Per Segment 0.33 0.2 0.33 0.27 Reverse Voltage Per Segment 5 5 5 5 o Operating Temperature Range -35 Cto+85oC Storage Temperature Range -35oCto+85oC o Solder Temperature 1/16 inch Below Seating Plane for 3 Seconds at 260 C Unity Opto Technology Co., Ltd. UNIT mW 100 mA 25 0.33 5 mA mA/oC V PRELIMINARY 11/14/2000 0.3 inch ( 7.62 mm ) DUAL DIGIT NUMERIC LED DISPLAYS UVD-32X SERIES PACKAGE DIMENSIONS Fig. 1 INTERNAL CIRCUIT DIAGRAM UVD-322 UVD-323 Fig. 2 Unity Opto Technology Co., Ltd. 11/14/2000 0.3 inch ( 7.62 mm ) DUAL DIGIT NUMERIC LED DISPLAYS UVD-32X SERIES PIN CONNECTION PIN CONNECTION UVD-322 UVD-323 1 ANODE G 2 NO PIN NO PIN 3 ANODE A CATHODE A ANODE F CATHODE F 4 5 6 CATHODE G COMMON CATHODE (DIG 2) COMMON ANODE (DIG 2) ANODE D CATHODE D 7 ANODE E CATHODE E 8 ANODE C CATHODE C ANODE B CATHODE B 9 10 COMMON CATHODE (DIG 1) COMMON ANODE (DIG 1) ELECTRICAL/OPTICAL CHARACTERISTICS HI.EFF. RED (UVD-322HR / 323HR) PARAMETER SYMBOL Average Luminous Intensity IV Peak Emission Wavelength λp/Hue Spectral Line Half-Width ∆λ Forward Voltage, Per Segment VF Reverse Current, Per Segment IR Luminous Intensity Matching Ratio Iv - m MIN. 500 TYP. 2000 635/623 40 2.0 MAX. 2.6 100 2:1 UNIT µcd nm nm V µA @ TA=25 oC TEST CONDITION IF = 10 mA IF = 20 mA IF = 20 mA IF = 20 mA VR = 5 V IF = 10 mA UNIT µcd nm nm V µA @ TA=25 oC TEST CONDITION IF = 10 mA IF = 20 mA IF = 20 mA IF = 20 mA VR = 5 V IF = 10 mA BRIGHT RED (UVD-322P / 323P) PARAMETER SYMBOL Average Luminous Intensity IV Peak Emission Wavelength λp/Hue Spectral Line Half-Width ∆λ Forward Voltage, Per Segment VF IR Reverse Current, Per Segment Luminous Intensity Matching Ratio Iv - m MIN. 210 TYP. 650 697/657 90 2.1 MAX. 2.6 100 2:1 Unity Opto Technology Co., Ltd. 11/14/2000 0.3 inch ( 7.62 mm ) DUAL DIGIT NUMERIC LED DISPLAYS UVD-32X SERIES ELECTRICAL/OPTICAL CHARACTERISTICS GREEN (UVD-322G / 323G) PARAMETER SYMBOL Average Luminous Intensity IV Peak Emission Wavelength λp/Hue Spectral Line Half-Width ∆λ Forward Voltage, Per Segment VF Reverse Current, Per Segment IR Luminous Intensity Matching Ratio Iv - m MIN. 540 TYP. 1600 565/569 30 2.1 MAX. 2.6 100 2:1 UNIT µcd nm nm V µA @ TA=25 oC TEST CONDITION IF = 10 mA IF = 20 mA IF = 20 mA IF = 20 mA VR = 5 V IF = 10 mA UNIT µcd nm nm V µA @ TA=25 oC TEST CONDITION IF = 10 mA IF = 20 mA IF = 20 mA IF = 20 mA VR = 5 V IF = 10 mA UNIT µcd nm nm V µA @ TA=25 oC TEST CONDITION IF = 10 mA IF = 20 mA IF = 20 mA IF = 20 mA VR = 5 V IF = 10 mA YELLOW (UVD-322Y / 323Y) PARAMETER SYMBOL Average Luminous Intensity IV Peak Emission Wavelength λp/Hue Spectral Line Half-Width ∆λ VF Forward Voltage, Per Segment Reverse Current, Per Segment IR Luminous Intensity Matching Ratio Iv - m MIN. 500 TYP. 2000 585/588 35 2.1 MAX. 2.6 100 2:1 RED ORANGE (UVD-322E / 323E) PARAMETER SYMBOL Average Luminous Intensity IV Peak Emission Wavelength λp/Hue Spectral Line Half-Width ∆λ Forward Voltage, Per Segment VF IR Reverse Current, Per Segment Luminous Intensity Matching Ratio Iv - m MIN. 500 TYP. 2000 630/621 40 2.0 MAX. 2.6 100 2:1 Unity Opto Technology Co., Ltd. 11/14/2000 0.3 inch ( 7.62 mm ) DUAL DIGIT NUMERIC LED DISPLAYS UVD-32X SERIES TYPICAL ELECTRICAL/OPTICAL CHARACTERISTIC CURVES ( Ambient Temperature =25oC Unless Otherwise Noted ) Relative Intensity G Y HR, P 1 0.5 0 500 550 600 650 700 750 800 FIG.1 RELATIVE LUMINOUS INTENSITY VS. WAVELENGTH 4 H R E G 3 2 P 1 0 0 5 10 15 20 25 Relative Luminous Intensity Relative Luminous Intensity 4 1 0 0 E 5 10 15 20 25 30 Forward Current IF (mA) FIG.2-1 RELATIVE LUMINOUS INTENSITY VS. FORWARD CURRENT Forward Current IF(mA) Forward Current IF (mA) H R GY P Y 2 30 Forward Current IF (mA) FIG.2 RELATIVE LUMINOUS INTENSITY VS. FORWARD CURRENT 40 35 30 25 20 15 10 5 0 3 160 140 120 100 80 60 40 20 0 HR E G P 0 10 20 30 40 50 60 70 80 90 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 Ambient Temperature (oC ) FIG.3 ALLOWABLE DC CURRENT VS. AMBIENT TEMPERATURE Forward Voltage (V) FIG.4 FORWARD CURRENT VS. FORWARD VOLTAGE Unity Opto Technology Co., Ltd. 11/14/2000