HDLA-1414 datasheet(4/10 Pages) HP

4 / 10 page

Recommended Operating Conditions

Parameter

Symbol

Min.

Typ.

Max.

Units

Supply Voltage

VDD

4.5

5.0

5.5

AlGaAs Red HDLU-1414

Parameter

Symbol

Min.

Typ.

Units

Test Conditions

Average Luminous

1.2

3.1

mcd

“*” illuminated in all four digits.

Intensity per digit,

19 dots ON per digit.

Character Average

Peak Wavelength

λPEAK

645

Dominant

λD

637

Wavelength[2]

Electrical/Optical Characteristics over Operating Temperature Range

4.5 < VDD < 5.5 V (unless otherwise specified).

25˚C[1]

Parameter

Symbol

Min.

Typ.

Max.

Units

Test Conditions

Blank Current

IDD (blnk)

1.0

4.0

All Digits Blanked

Input Current

–40

µAVIN = 0 V to VDD

VDD = 5.0 V

Input Voltage High

VIH

2.0

VDD

Input Voltage Low

VIL

GND

0.8

IDD 4 Digits

IDD (#)

110

130

160

“#” ON in all four

20 dots/character[2,3]

locations

Notes:

1. VDD = 5.0 V.

2. Average IDD measured at full brightness. Peak IDD = 28/15 x Average IDD (#).

3. IDD (#) max. = 130 mA, 150˚C IC junction temperature and VDD = 5.5 V.

Optical Characteristics at 25˚C[1]

VDD = 5.0 V at Full Brightness

AlGaAs Red HDLS-1414

Parameter

Symbol

Min.

Typ.

Units

Test Conditions

Average Luminous

4.0

12.7

mcd

“*” illuminated in all four digits.

Intensity per digit,

19 dots ON per digit.

Character Average

Peak Wavelength

λPEAK

645

Dominant

λD

637

Wavelength[2]

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