| Product Code | brand | product name | Specification | package | quantity | 
| TOP271EG ESIP-7C | POWERINTEGRATIO | Switching power supply control chip | TOP271EG Switching Power Supply Chip Power Package | N/A | 603 | 
| NCP1216AD65R2G | ON SEMI | Switching power supply control chip | NCP1216AD65R2G Switching Power Supply Chip ON Pack | N/A | 839 | 
| NCP1028P065G | ON SEMI | Switching power supply control chip | NCP1028P065G current stabilization/current managem | N/A | 840 | 
| TOP223YN | POWER INTEGRATIONS | Switching power supply control chip | TOP223YN Switching Power Supply Chip POWER Packagi | N/A | 1257 | 
| UC2842ADTR | TI | Switching power supply control chip | TI/Texas Instruments AC-DC (switching power supply | N/A | 1272 | 
| UCC28600DR | TI | Switching power supply control chip | UCC28600DR switching power supply chip TI Texas In | N/A | 1874 | 
| ADM809LARTZ-REEL | ANALOGDEVICES | Switching power supply control chip | ADM809LARTZ-REEL7 ADI/Adeno SOT23-3 chip 2021+elec | N/A | 1907 | 
| TOP261YN | POWERINTEGRATIO | Switching power supply control chip | TOP261YN Switching Power Supply Chip POWERINTEGRAT | N/A | 2500 | 
| UC3843BN | ST | Switching power supply control chip | Original genuine goods, real inventory, original p | N/A | 4000 | 
| TPS5430DDARG4 | TI | Switching power supply control chip | TPS5430DDARG4 Power Management Chip TI/Dezhou Inst | SO-8 | 1547 |