onsemi UC3843BD1
MPNUC3843BD1
Obsolete
IC REG CTRLR BOOST/FLYBACK 8SO
$0.9000Ref. price · indicative, final on quote
Packaging8-SOIC (0.154", 3.90mm Width)
RoHSROHS3 Compliant
Independent supplier — new & surplus stockAuthenticity-screened · ESD-safe packingListing updated Jul 2026
Specifications
| Parameter | Value |
|---|---|
| Output type | Transistor Driver |
| Mounting | Surface Mount |
| Voltage - supply (Vcc (Vdd)) | 7.6V ~ 30V |
| Frequency - switching | Up to 500kHz |
| I/O channels | 1 |
| Output phases | 1 |
| Duty cycle | 96% |
| Operating temperature | 0°C ~ 70°C (TA) |
| Package | Tube |
| Function | Step-Up, Step-Up/Step-Down |
| Topology | Boost, Flyback |
| Clock sync | No |
| Case | 8-SOIC (0.154\", 3.90mm Width) |
| Control features | Frequency Control |
| Output configuration | Positive, Isolation Capable |
| Synchronous rectifier | No |