Current Mode PWM Controller, 1A output current, 96% maximum duty cycle, and 275kHz maximum switching frequency. This integrated circuit operates with a minimum supply voltage of 12V and a maximum of 25V, featuring a 1A output current capability. Designed for Boost and Flyback topologies, it offers a 52kHz typical operating frequency and 1A output current. The component is housed in a lead-free, halogen-free SOIC package for surface mounting, with a maximum power dissipation of 702mW.
Frequency52kHz
PackageSOIC
MountingSurface Mount
Power702mW
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Technical Specifications
Onsemi UC3843BD1G technical specifications.
General
| Package/Case | SOIC |
| Duty Cycle | 96% |
| Fall Time | 50ns |
| Frequency | 52kHz |
| Halogen Free | Halogen Free |
| Height | 1.5mm |
| Input Bias Current | -2uA |
| Lead Free | Lead Free |
| Length | 5mm |
| Max Duty Cycle | 96% |
| Max Frequency | 275kHz |
| Max Operating Temperature | 70°C |
| Min Operating Temperature | 0°C |
| Max Power Dissipation | 702mW |
| Max Supply Current | 17mA |
| Max Supply Voltage | 25V |
| Min Supply Voltage | 12V |
| Mount | Surface Mount |
| Number of Outputs | 1 |
| Output Current | 1A |
| Output Voltage | 13.4V |
| Package Quantity | 98 |
| Packaging | Rail/Tube |
| Power Dissipation | 702mW |
| Radiation Hardening | No |
| Reach SVHC Compliant | No |
| RoHS Compliant | Yes |
| Topology | Boost, Flyback |
| Width | 4mm |
Compliance
| RoHS | Compliant |
Datasheet
Onsemi UC3843BD1G Datasheet
Download the complete datasheet for Onsemi UC3843BD1G to view detailed technical specifications.
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