



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)/AC-DC Controllers and Regulators | |
| Manufacturer | Xinbei Electronics Technology | |
| Package | SOP-7 | |
| Frequency - Switching | 1kHz~70kHz | |
| Voltage - Supply | 4V~36V | |
| Output Current | 1A | |
| Duty Cycle(Max) | 57% | |
| Feedback System | Primary-side feedback | |
| Working Mode | DCM、QR | |
| Isolation | Isolation | |
| Features | Over Voltage Protection、Under Voltage Protection、Over Current Protection、Short Circuit Protection、Soft-start、Overtemperature protection (OTP)、Constant Current Mode (CC)、Constant Voltage (CV) | |
| Topology | Flyback | |
| Voltage - Breakdown | 750V | |
| Output Voltage | 4.2V |

* 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.
CN1609 technical specifications, attributes, and parameters.
| Attributes | Value | |
|---|---|---|
| Category | Power Management (PMIC)/AC-DC Controllers and Regulators | |
| Manufacturer | Xinbei Electronics Technology | |
| Package | SOP-7 | |
| Frequency - Switching | 1kHz~70kHz | |
| Voltage - Supply | 4V~36V | |
| Output Current | 1A | |
| Duty Cycle(Max) | 57% | |
| Feedback System | Primary-side feedback | |
| Working Mode | DCM、QR | |
| Isolation | Isolation | |
| Features | Over Voltage Protection、Under Voltage Protection、Over Current Protection、Short Circuit Protection、Soft-start、Overtemperature protection (OTP)、Constant Current Mode (CC)、Constant Voltage (CV) | |
| Topology | Flyback | |
| Voltage - Breakdown | 750V | |
| Output Voltage | 4.2V |
From components to fully assembled PCBs. JLCPCB supports PCB assembly for the CN1609. 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.

CN1609 datasheets or manufacturer documentation.
Datasheet: CN1609 Datasheet (PDF)
The CN1609 schematic symbol and PCB footprint are available in the EasyEDA PCB design tool.