Fairchild Semiconductor H21B1 - PHOTODARLINGTON OPTICAL INTERRUPTER SWITCH PHOTODARLINGTON OPTICAL INTERRUPTER SWITCH H21B1 PACKAGE DIMENSIONS 0.972 (24.7) 0.957 (24.3) H21B2 H21B3 0.472 (12.0) 0.457 (11.6) C L Ø 0.133 (3 (5 views)
QT Optoelectronics
QT Optoelectronics
Fairchild Semiconductor
