专营集成电路IC，MOS管，驱动IC，二三极菅，高频管，IGBT模块。
有网络通讯类，工控类，家电类，航天军用类。
IC库存型号
| TP5299P | TP5552 | TP5A | TP7660 |
| TP7661 | TP7661A | TP8333 | TP8503 |
| TP9383 | TPA0132 | TPA0212 | TPA0212PWP |
| TPA1517 | TPA1517NE | TPA2005D1DG | TPA2012D2YZH |
| TPA2025D21YZGR | TPA2028D1TZFR | TPA2029D1YZFR | TPA3002D2 |
| TPA3005D2 | TPA300D1 | TPA3100D2 | TPA3100D2PHP |
| TPA3101D2 | TPA3123D2PWP | TPA3130DAPR | TPA3132D2RHBR |
| TPA321DR | TPA6100A2DGKRG4 | TPA6111A2DGNR | TPA6120A2DWPR |
| TPA6132A2RTE | TPC6001 | TPC6002 | TPC6003 |
| TPC6004 | TPC6005 | TPC6012,LF(CM | TPC6101 |
| TPC6102 | TPC6103 | TPC6113,LF(CM | TPC8009-H |
| TPC8016H | TPC8016-H | TPC8018-H | TPC8048-H |
| TPC8053-H(TE12L,V) | TPC8107 | TPC8120 | TPC8123 |
| TPC8126-H | TPC8401 | TPC8407,LQ(S | TPC8407-H |
| TPCA8004-H | TPCA8015-A | TPCA8019-H | TPCA8056-H,LQ(M |
| TPCA8058-H,LQ(M | TPCA8088 | TPCA8A02-H | TPCC8131LQ |
| TPCF8B01(TE85L,F,M | TPCP8R01 | TPD1034 | TPD2E1B06DRLR |
| TPD2EUSB30ADRTR | TPD3S044DBVR | TPD4123AK(C,Q,M) | TPD4123AK(Q,M) |
| TPD4132K | TPD4134K | TPD4144AK,Q(M | TPD4E001DBVR |
| TPD4E002DRLR | TPD4E02B04DQAR | TPD4E05U06DQAR | TPD4E1U06DBVR |
| TPD4E1U06DCKR | TPD7100F | TPDV1240 | TPF144-VR |
| TPH1R204PL,L1Q(M | TPH2R306NH,L1Q(M | TPH4R008NH,L1Q(M | TPH8R008NH,L1Q(M |
| TPHR9003NL,L1Q(M | TPIC1356TDBTR | TPIC46L02 | TPIC6273DW |
| TPIC6B259DWRG4 | TPIC6B273N | TPIC6B595 | TPIC6C595DR |
| TPIC6C596DRG4 | TPM1818-14 | TPM1818-30 | TPM1919-40 |
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