HP HLMP-1719, HLMP-1790, HLMP-1700, HLMP-4740, HLMP-4719 Datasheet

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T-13/4 (5 mm), T-1 (3 mm), Low Current LED Lamps

Technical Data

HLMP-4700, -4719, -4740 HLMP-1700, -1719, -1790

Features

• Low Power

• High Efficiency

• CMOS-MOS Compatible

• TTL Compatible

• Wide Viewing Angle

• Choice of Package Styles

• Choice of Colors

Applications

• Low Power DC Circuits

• Telecommunications Indicators

Package Dimensions

• Portable Equipment

• Keyboard Indicators

Description

These tinted diffused LED lamps are designed and optimized specifically for low DC current operation. Luminous intensity and forward voltage are tested at 2 mA to assure consistent brightness at TTL output current levels.

HLMP-4700, -4719, -4740 HLMP-1700, -1719, -1790

1-108

HLMP-7000, -7019, -7040

5964-9371E

Low Current Lamp Selection Guide

Color

HER Yellow Green

Size HLMP- HLMP- HLMP-

T-13/4 4700 4719 4740

T-1 1700 1719 1790

Axial Luminous Intensity and Viewing Angle @ 25°C

Part IV (mcd) @ 2 mA DC

Number Package

HLMP- Package Description Color Min. Typ. 2θ1/2

4700 T-13/4 Red 1.3 2.3 50° A 4719 Tinted Diffused Yellow 0.9 2.1 4740 Green 1.0 2.3

1700 T-1 Red 0.8 2.1 50° B 1719 Tinted Diffused Yellow 0.9 1.6 1790 Green 1.0 2.1

Note:

1. θ1/2 is the typical off-axis angle at which the luminous intensity is half the axial luminous intensity.

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Outline

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