HDSP-K121 Avago Technologies US Inc., HDSP-K121 Datasheet - Page 16

• Manufacturer Part Number: HDSP-K121
• Description: Seven-Segment Numeric LED Display,2-CHARACTER,Red,DIP
• Manufacturer: Avago Technologies US Inc.

Specifications of HDSP-K121

• Number Of Digits/alpha: 2
• Size / Dimension: 0.99" L x 0.67" W x 0.31" H (25.15mm x 17.02mm x 8.00mm)
• Digit/alpha Size: 0.56" (14.22mm)
• Display Type: 7-Segment
• Common Pin: Common Anode
• Color: Red
• Voltage - Forward (vf) Typ: 1.7V
• Current - Test: 5mA
• Millicandela Rating: 4.2mcd
• Wavelength - Peak: 645nm
• Power Dissipation (max): 37mW
• Package / Case: 18-DIP (0.600", 15.24mm)
• Number Of Digits: 2
• Illumination Color: Red
• Operating Current: 1 mA
• Luminous Intensity: 700 ucd
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

Figure 7. Relative Luminous Intensity vs.
DC Forward Current.
16
HER, Yellow, Green
Figure 5. Maximum Allowable Average or
DC Current vs. Ambient Temperature.
Figure 8. Relative Efficiency (Luminous
Intensity per Unit Current) vs. Peak
Current.
Figure 6. Forward Current vs. Forward
Voltage.