DISCRETE SEMICONDUCTORS Marking codes Small-signal Field-effect Transistors and Diodes 1999 May 12 Philips Semiconductors Small-signal Field-effect Transistors and Diodes Marking codes Product types in SOT23, SOT143, SOT323, SOT343, SOT363, SOD110, SOD323 and SOD523 packages are marked with a code as listed in the following table. TYPE NUMBER MARKING CODE MARKING CODE TYPE NUMBER TYPE NUMBER MARKING CODE FETs BF992 M92 PMBF4416A M16 BF510 S6p BF994S MGp PMBF5484 p6B BF511 S7p BF996S MHp PMBF5485 p6M BF512 S8p BF998 MOp PMBF5486 p6H BF513 S9p BF998R MOp PMBFJ108 p08 BF545A M65 BF998WR MB PMBFJ109 p09 BF545B M66 BF1100 M56 PMBFJ110 p10 BF545C M67 BF1100R M57 PMBFJ111 p11 BF556A M84 BF1100WR MF PMBFJ112 p12 BF556B M85 BF1101 NDp PMBFJ113 p13 BF556C M86 BF1101R NCp PMBFJ174 p6X BF861A M33 BF1101WR NC PMBFJ175 p6W BF861B M34 BF1102 W1 PMBFJ176 p6S BF861C M35 BF1105 NEp PMBFJ177 p6Y BF862 2Ap BF1105R NAp PMBFJ210 M68 BF901 M01 BF1105WR NA PMBFJ211 M69 BF901R M02 BF1107 S3p PMBFJ212 M70 BF904 M04 BF1107W W3 PMBFJ308 M08 BF904R M06 BF1108 NGp PMBFJ309 M09 BF904WR MC BF1108R NHp PMBFJ310 M10 M41 BF1109 NFp Band switch diodes M42 BF1109R NBp BA277 1 BF904AWR MH BF1109WR NB BA591 A1 BF908 M26 BFR30 M1p BA792 L8 M27 BFR31 M2p BA891 7 BF908WR MD BFT46 M3p BAT18 A2p BF909 M28 BSD22 M32 BF909R M29 BSR56 M4p BF909WR ME BSR57 M5p BF909A M33 BSR58 M6p BF909AR M34 BSS83 M74 BF909AWR MG PMBF4391 p6J BF989 MAp PMBF4392 p6K BF990A M87 PMBF4393 p6G BF991 M91 PMBF4416 p6A BF904A BF904AR BF908R 1999 May 12 2 PIN diodes BAP50-03 A8 BAP50-04 4Lp BAP50-05 1Cp BAP51-03 A5 BAP64-02 S BAP64-03 A3 BAP64-04 4Kp BAP64-05 5Kp Philips Semiconductors Small-signal Field-effect Transistors and Diodes TYPE NUMBER MARKING CODE MARKING CODE TYPE NUMBER BB149 Varicap diodes Marking codes TYPE NUMBER MARKING CODE P9 BB179 9 P1 BB149A PL BB179B C BB132 P2 BB151 PA BB181 N BB133 P3 BB152 PB BB182 2 BB134 P4 BB153 PC BB804 SF5 BB135 P5 BB154 PM BB804W SF2 BB141 H BB155 PE BB901 S14 BB142 K BB156 PF BBY31 S1 BB143 L BB158 PH BBY39 S12 BB146 P6 BB159 PJ BBY40 S2 BB147 P7 BB164 PK BBY42 S13 BB148 P8 BB178 8 BBY62 S4 BB131 1999 May 12 3