| Part Number | UCC28250PW | UCC28950PW |
|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments |
| Category | PMIC - Voltage Regulators - DC DC Switching Controllers | PMIC - Voltage Regulators - DC DC Switching Controllers |
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| Product Status | Active | Active |
| Output Type | PWM Signal | Transistor Driver |
| Function | Step-Up/Step-Down | Step-Up/Step-Down |
| Output Configuration | Positive | Positive |
| Topology | Full-Bridge, Half-Bridge, Push-Pull | Full-Bridge |
| Number of Outputs | 2 | 6 |
| Output Phases | 1 | 1 |
| Voltage - Supply (Vcc/Vdd) | 4.7V ~ 17V | 8V ~ 17V |
| Frequency - Switching | 85kHz ~ 1.15MHz | 50kHz ~ 1MHz |
| Duty Cycle (Max) | - | 95% |
| Synchronous Rectifier | Yes | Yes |
| Clock Sync | No | Yes |
| Serial Interfaces | - | - |
| Control Features | Current Limit, Enable, Frequency Control, Ramp, Soft Start | Dead Time Control, Enable, Frequency Control, Soft Start |
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 20-TSSOP (0.173", 4.40mm Width) | 24-TSSOP (0.173", 4.40mm Width) |
| Supplier Device Package | 20-TSSOP | 24-TSSOP |