


Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.
| Attributes | Value | |
|---|---|---|
| Category | Power Management (PMIC)/Synchronous Rectifier Controllers | |
| Manufacturer | Silergy Corp | |
| Package | SOT-23-6 | |
| Operating Temperature | -40℃~+105℃ | |
| Turn-Off Time | 450ns | |
| Peak Output Current(Sink) | 2A | |
| Applicable to AC-DC Architecture | Flyback | |
| Mode Support | DCM、CCM、QR | |
| Switch Tube (Built-In/External) | Non Built-In | |
| Turn-Off Delay | 10ns | |
| Turn-On Time | 750ns | |
| Number of Channels | 1 | |
| Peak Output Current(Source) | 500mA | |
| Frequency - Switching | 500kHz | |
| Operating Voltage | 3.3V~21V | |
| Quiescent Current | 195uA | |
| Features | Multi-mode compatible control、Light load efficient mode、Leading edge blanking、Abnormal state protection |

* Images are for reference only
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.

* Images are for reference only
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.
SY5231ABC technical specifications, attributes, and parameters.
| Attributes | Value | |
|---|---|---|
| Category | Power Management (PMIC)/Synchronous Rectifier Controllers | |
| Manufacturer | Silergy Corp | |
| Package | SOT-23-6 | |
| Operating Temperature | -40℃~+105℃ | |
| Turn-Off Time | 450ns | |
| Peak Output Current(Sink) | 2A | |
| Applicable to AC-DC Architecture | Flyback | |
| Mode Support | DCM、CCM、QR | |
| Switch Tube (Built-In/External) | Non Built-In | |
| Turn-Off Delay | 10ns | |
| Turn-On Time | 750ns | |
| Number of Channels | 1 | |
| Peak Output Current(Source) | 500mA | |
| Frequency - Switching | 500kHz | |
| Operating Voltage | 3.3V~21V | |
| Quiescent Current | 195uA | |
| Features | Multi-mode compatible control、Light load efficient mode、Leading edge blanking、Abnormal state protection |
From components to fully assembled PCBs. JLCPCB supports PCB assembly for the SY5231ABC. Sign up to receive and start your assembly today →
Step 1 - Pre-order the parts you need from JLCPCB.
Step 2 - Place a PCBA order to have those parts assembled onto your boards.
Step 3 - JLCPCB manufactures and assembles your boards in as fast as 3 days.

SY5231ABC datasheets or manufacturer documentation.
Datasheet: SY5231ABC Datasheet (PDF)
The SY5231ABC schematic symbol and PCB footprint are available in the EasyEDA PCB design tool.