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| Part Number | UC1855BJ | UC1825BJ |
|---|---|---|
| Manufacturer | Texas Instruments | Unitrode |
| Product Status | Active | Active |
| Output Type | - | Transistor Driver |
| Function | - | Step-Up, Step-Up/Step-Down |
| Output Configuration | - | Positive |
| Topology | - | Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull |
| Number of Outputs | - | 2 |
| Output Phases | - | 1 |
| Voltage - Supply (Vcc/Vdd) | - | 8.4V ~ 30V |
| Frequency - Switching | - | 340kHz ~ 460kHz |
| Duty Cycle (Max) | - | 80% |
| Synchronous Rectifier | - | Yes |
| Clock Sync | - | No |
| Serial Interfaces | - | - |
| Control Features | - | Current Limit, Enable, Frequency Control, Ramp, Soft Start |
| Operating Temperature | - | -55°C ~ 125°C (TA) |
| Mounting Type | - | Through Hole |
| Package / Case | - | 16-CDIP (0.300", 7.62mm) |
| Supplier Device Package | - | 16-CDIP |
