


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 | onsemi | |
| Package | PDIP-8 | |
| Operating Temperature | 0℃~+70℃ | |
| Frequency - Switching | 500kHz | |
| Voltage - Supply | 7.6V~30V | |
| Output Current | 1A | |
| Duty Cycle(Max) | 96% | |
| Feedback System | Primary-side feedback | |
| Working Mode | PWM Modulation | |
| Isolation | Isolation | |
| Features | Under Voltage Protection、Over Current Protection、Under-voltage lockout、Leading edge blanking、Slope compensation | |
| Topology | Boost、Flyback | |
| Pd - Power Dissipation | 1.25W |

* 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.
UC3843BNG technical specifications, attributes, and parameters.
| Attributes | Value | |
|---|---|---|
| Category | Power Management (PMIC)/AC-DC Controllers and Regulators | |
| Manufacturer | onsemi | |
| Package | PDIP-8 | |
| Operating Temperature | 0℃~+70℃ | |
| Frequency - Switching | 500kHz | |
| Voltage - Supply | 7.6V~30V | |
| Output Current | 1A | |
| Duty Cycle(Max) | 96% | |
| Feedback System | Primary-side feedback | |
| Working Mode | PWM Modulation | |
| Isolation | Isolation | |
| Features | Under Voltage Protection、Over Current Protection、Under-voltage lockout、Leading edge blanking、Slope compensation | |
| Topology | Boost、Flyback | |
| Pd - Power Dissipation | 1.25W |
From components to fully assembled PCBs. JLCPCB supports PCB assembly for the UC3843BNG. 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.

UC3843BNG datasheets or manufacturer documentation.
Datasheet: UC3843BNG Datasheet (PDF)
The UC3843BNG schematic symbol and PCB footprint are available in the EasyEDA PCB design tool.