SD2440 Silicon Phototransistor FEATURES • Miniature, hermetically sealed, pill style, metal can package • 48¡ acceptance angle • Wide operating temperature range ( 55¡C to +125¡C) • Ideal for direct mounting to printed circuit boards • Wide sensitivity ranges • Mechanically and spectrally matched to SE2460 and SE2470 infrared emitting diodes INFRA--1.TIF DESCRIPTION OUTLINE DIMENSIONSin inches (mm) The SD2440 is an NPN silicon phototransistor mounted Tolerance 3 plc decimals ±0.005(0.12) in a hermetically sealed glass lensed metal can 2 plc decimals ±0.020(0.51) package. This package directly mounts in a double sided PC board. DIM_013.cdr h Honeywell reserves the right to make 104 changes in order to improve design and supply the best products possible.

SD2440 Silicon Phototransistor ELECTRICAL CHARACTERISTICS PARAMETER SYMBOL MIN TYP MAX UNITS TEST CONDITIONS ABSOLUTE MAXIMUM RATINGS SCHEMATIC (25¡C Free-Air Temperature unless otherwise noted) Collector-Emitter Voltage 30 V Emitter-Collector Voltage 5 V Power Dissipation 125 mW [À] Operating Temperature Range -55¡C to 125¡C Storage Temperature Range -65¡C to 150¡C Soldering Temperature (10 sec) 260¡C Notes 1. Derate linearly from 25¡C free-air temperature at the rate of 1.19 mW/¡C. Honeywell reserves the right to make h changes in order to improve design and 105 supply the best products possible.

SD2440 Silicon Phototransistor SWITCHING TIME TEST CIRCUIT SWITCHING WAVEFORM cir_015.cdr cir_004.cdr Fig. 1 Responsivity vs Fig. 2 Collector Current vs Angular Displacement gra_037.ds4 Ambient Temperature gra_039.ds4 1.0 2.0 0.9 e 0.8 ro 1.6 lit rvsseaeepon 00000.....34567 li lltzccaedoemt rrcuen 01..82 R 0.2 roN 0.4 0.1 0.0 0.0 -60 -45 -30 -15 0 +15 +30 +45 +60 0 10 20 30 40 50 60 70 80 Angular displacement - degrees Ambient temperature - °C Fig. 3 Dark Current vs Fig. 4 Non-Saturated Switching Time vs Temperature gra_303.cdr Load Resistance gra_041.ds4 100 s µ - e m i te 10 s n o p s e R 1 10 100 1000 10000 Load resistance - Ohms h Honeywell reserves the right to make 106 changes in order to improve design and supply the best products possible.

SD2440 Silicon Phototransistor Fig. 5 Spectral Responsivity Fig. 6 Coupling Characteristics gra_036.ds4 with SE2460 gra_015.ds4 1.0 1.0 0.9 0.9 sone 00..78 t gh 00..78 lit rvseaeep 0000....3456 li lirzoaedmt rrcuen 0000....3456 R 0.2 N 0.2 0.1 0.1 0.0 400 600 800 1000 1200 0.0 0.2 0.4 0.6 0.8 1.0 1.2 Wavele ngth - nm Lens-to-lens separation - inches All Performance Curves Show Typical Values Honeywell reserves the right to make h changes in order to improve design and 107 supply the best products possible.