Specs side by side
2 parts compared · 0 differing specs across 5 total parameters.
| Parameter | ||
|---|---|---|
| Case | SOT-23-6 / SOP-8 / DIP-8 / MSOP-8 | SOT-23-6 / SOP-8 / DIP-8 / MSOP-8 |
| Component Category | Offline Flyback PWM Controllers | Offline Flyback PWM Controllers |
| Market Reality | The OB2263 is the controller inside a sea of small chargers, adapters and set-top supplies: a current-mode flyback brain for the 1-30W class with the modern conveniences - frequency shuffling for EMI, burst mode for standby, full auto-recovery protection - that make a five-dollar adapter pass certification. Its role in repair is the one UB384x held in the previous generation: the small controller that dies when the surrounding components do, in circuits whose documentation is a reference design rather than a schematic. The class around it is wide and mostly interchangeable in concept - CR6842S, LD7575, NCP1251 and the OB siblings fly the same mission - and the substitution discipline is short: match the power class, check whether the frequency shuffling matters to the EMI file, and read the CS-pin protection scheme before swapping brands. | The OB2263 is the controller inside a sea of small chargers, adapters and set-top supplies: a current-mode flyback brain for the 1-30W class with the modern conveniences - frequency shuffling for EMI, burst mode for standby, full auto-recovery protection - that make a five-dollar adapter pass certification. Its role in repair is the one UB384x held in the previous generation: the small controller that dies when the surrounding components do, in circuits whose documentation is a reference design rather than a schematic. The class around it is wide and mostly interchangeable in concept - CR6842S, LD7575, NCP1251 and the OB siblings fly the same mission - and the substitution discipline is short: match the power class, check whether the frequency shuffling matters to the EMI file, and read the CS-pin protection scheme before swapping brands. |
| Role In Circuit | Original Reference Part | Original Reference Part |
| Sourcing Status | Active Shenzhen Spot Sourcing (24–48h) | Active Shenzhen Spot Sourcing (24–48h) |