right for modification reserved / w s /, 29.6.2001 www.perkinelmer.com/opto europe: perkinelmer optoelectronics gmbh wenzel jaksch str 31 wiesbaden / germany phone +49(0)611 492 0 fax +49(0)611 492 170 usa: perkinelmer optoelectronics 2175 mission colledge blvd santa clara, ca 95054 phone +408 565 0830 fax +408 565 0703 asia: perkinelmer optoelectronics 47, ayer rajah crescent #06-12 singapore 139947 phone +65 775 2022 fax +65 775 1008 d a t a s h e e t the lhi 1148 pyroelectric infrared detector is designed for high end pir alarm applications. it includes a quad type pyroelectric ceramic with 4 sensitive elements connected to two fet source follower circuits. thus it provides for dual channel output . one channel is inverse to the other. the lhi 1148 detector is available in to-5 housing with standard infrared filter. it offers excellent common mode performance (match) and low noise. field of view 0,1 1 10 100 0,01 0,1 1 10 f [hz] r [kv/w] frequency response quad element detector lhi 1148 quad element detector lhi 1148 quad element detector lhi 1148 quad element detector lhi 1148 quad element detector lhi 1148 four elements in two pairs two fet outputs, inverse polarity designed for redundant pir alarms dimensions in mm pyroelectric infrared detectors p lighting | imaging | telecom i h l8 4 1 1 1 x 5 7 3 , 1m m 2 ) s t n e m e l e 4 ( 0 0 5 30 0 5 4w / vz h 1 , c 0 0 1 10 1% 0 35 7p p v z h 0 1 . . . 3 , 0 , c 5 2 2 , 05 5 , 1vr s k 7 4 = w c 5 2 , 6 , 8 x 0 1 0 1 - 8 2 x 0 1 0 1 - w ? z hz h 1 , c 0 0 1 , w b z h 1 5 x 0 1 7 4 1 x 0 1 7 m c ? w / z hz h 1 , c 0 0 1 , w b z h 1 50 1k w r s k 7 4 = w c 5 2 , 25 1vr s k 7 4 = w c 5 2 , 8 0 1d e t c u r t s b o n u 7 6d e t c u r t s b o n u 0 4 -5 8c t n e n a m r e p n o n 0 4 -5 8c t n e n a m r e p n o n s r e t e m a r a p n i ml a c i p y tx a ms t i n un o i t i d n o c e z i s t n e m e l e y t i v i s n o p s e r h c t a m e s i o n e g a t l o v t e s f f o p e n * d e c n a d e p m i t u p t u o e g a t l o v g n i t a r e p o l a t n o z i r o h , w e i v f o d l e i f l a c i t r e v . p m e t g n i t a r e p o e r u t a r e p m e t e g a r o t s
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