QSD123 Datasheet | Fairchild Semiconductor

PLASTIC SILICON INFRARED PHOTOTRANSISTOR QSD122 PACKAGE DIMENSIONS 0.195 (4.95) QSD124 REFERENCE SURFACE 0.305 (7.75) 0.800 (20.3) MIN EMITTER 0.040 (1.02) NOM COLLECTOR SCHEMATIC 0.500 (1.25) 0.100 (2.54) NOM COLLECTOR 0.240 (6.10) 0.215 (5.45) NOTES: 0.020 (0.51) SQ. (2X) 1. Dimensions for all drawings are in inches (mm). 2. Tolerance of ± .010 (.25) on all non-nominal dimensions unless otherwise specified. EMITTER DESCRIPTION The QSD122/123/124 is a phototransistor encapsulated in an infrared transparent, black T-1 3/4 package. Features - NPN Silicon Phototransistor - Package Type: T-1 3/4 - Notched Emitter: QED12X/QED22X/QED23X - Narrow Reception Angle: 24°C - Daylight Filter - Package Material and Color: Black Epoxy - High Sensitivity  2001 Fairchild Semiconductor Corporation DS300361 7/20/01 1 OF 4 .fairchildsemi....