| Product Code | brand | product name | Specification | package | quantity |
| INA105KU/2K5 | TI | Operational amplifier | New original LM321MFX/NOPB SOT23-8 universal opera | N/A | 2500 |
| INA117KU/2K5G4 | TI | Operational amplifier | New original LM321MFX/NOPB SOT23-7 universal opera | N/A | 230 |
| LMV321ILT | ST | Operational amplifier | New original LM321MFX/NOPB SOT23-6 universal opera | N/A | 280 |
| LMV324IDT | ST | Operational amplifier | New original LM321MFX/NOPB SOT23-5 universal opera | N/A | 351 |
| LM324PWR | TI | Operational amplifier | LM324PWR operational amplifier TI packaging TSSOP- | N/A | 457 |
| TLV4172IPWR | TI | Operational amplifier | TLV4172IPWR operational amplifier and comparator T | N/A | 578 |
| LM258DR2G | ON SEMI | Operational amplifier | LM258DR2G Universal Amplifier ON Packaging SOP Bat | N/A | 1287 |
| MC33074ADR2G | ON SEMI | Operational amplifier | MC33074ADR2G operational amplifier and comparator | N/A | 1510 |
| LM324ADR2G | ON SEMI | Operational amplifier | LM324ADR2G operational amplifier and comparator ON | N/A | 1537 |
| LM321MF | NS | Operational amplifier | New original LM321MFX/NOPB SOT23-5 universal opera | N/A | 1608 |