MAX6138CEXR30-T LM4040BIM3X-2.0/NOPB REF1004C-1.2 ISL21009DFB841Z-TK REF01HP+ TL431AIDBZR,215 AS431IBNTR-G1 MAX6138CEXR41-T LM4041CEM3-1.2 MAX6126A21+T ISL21009DFB812Z-TK LM4140BCM-1.0/NOPB TL431ACDBZR,215 AS431IANTR-G1 MAX6138CEXR33-T LM4040DEM3-2.0 REF3433MDBVTEP ISL21009DFB862Z-TK MAX6165AESA+ TL431ACLPR