GaAs INFRARED EMITTING DIODE

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GaAs INFRARED EMITTING DIODE

LED55B
PACKAGE DIMENSIONS
0.209 (5.31) 0.184 (4.67)

LED55C

LED56

0.030 (0.76) NOM

0.255 (6.48)

1.00 (25.4) MIN

ANODE (CASE)

0.100 (2.54) 0.050 (1.27)

SCHEMATIC
1 0.040 (1.02) 0.040 (1.02) 45 0.020 (0.51) 2X 3

ANODE (Connected To Case) CATHODE

3

NOTES: 1. Dimensions for all drawings are in inches (mm). 2. Tolerance of .010 (.25) on all non-nominal dimensions unless otherwise specified.

1

DESCRIPTION
The LED55B/LED55C/LED56 are 940 nm LEDs in a narrow angle, TO-46 package.

FEATURES
Good optical to mechanical alignment Mechanically and wavelength matched to the TO-18 series phototransistor Hermetically sealed package High irradiance level

2001 Fairchild Semiconductor Corporation DS300312 6/05/01

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LED56 Datasheet Fairchild Download PDF

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LED56 DATASHEET