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| Part Number | UCC3805PW | UCC3895PW | UCC3806PW | UCC3800PW | UCC3801PW | UCC3803PW |
|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Unitrode |
| Product Status | Active | Active | Active | Active | Active | Active |
| Output Type | Transistor Driver | PWM | Transistor Driver | Transistor Driver | Transistor Driver | Transistor Driver |
| Function | Step-Up, Step-Down, Step-Up/Step-Down | - | Step-Up, Step-Down, Step-Up/Step-Down | Step-Up, Step-Down, Step-Up/Step-Down | Step-Up, Step-Down, Step-Up/Step-Down | Step-Up, Step-Down, Step-Up/Step-Down |
| Output Configuration | Positive | Positive | Positive, Isolation Capable | Positive | Positive | Positive |
| Topology | Buck, Boost, Flyback, Forward Converter | Phase-Shifted Full-Bridge | Buck, Boost, Flyback, Forward Converter | Buck, Boost, Flyback, Forward Converter | Buck, Boost, Flyback, Forward Converter | Buck, Boost, Flyback, Forward Converter |
| Number of Outputs | 1 | 1 | 2 | 1 | 1 | 1 |
| Output Phases | 1 | 1 | 1 | 1 | 1 | 1 |
| Voltage - Supply (Vcc/Vdd) | 3.6V ~ 12V | 10V ~ 16.5V | 8V ~ 14.5V | 6.9V ~ 12V | 7.4V ~ 12V | 3.6V ~ 12V |
| Frequency - Switching | 31kHz | 1MHz | 47kHz | 46kHz | 46kHz | 31kHz |
| Duty Cycle (Max) | 49% | 100% | 50% | 99% | 49% | 99% |
| Synchronous Rectifier | No | - | Yes | No | No | No |
| Clock Sync | No | Yes | No | No | No | No |
| Serial Interfaces | - | - | - | - | - | - |
| Control Features | Frequency Control | Frequency Control, Soft Start, Sync | Current Limit, Enable, Frequency Control | Frequency Control | Frequency Control | Frequency Control |
| Operating Temperature | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 8-TSSOP (0.173", 4.40mm Width) | 20-TSSOP (0.173", 4.40mm Width) | 16-TSSOP (0.173", 4.40mm Width) | 8-TSSOP (0.173", 4.40mm Width) | 8-TSSOP (0.173", 4.40mm Width) | 8-TSSOP (0.173", 4.40mm Width) |
| Supplier Device Package | 8-TSSOP | 20-TSSOP | 16-TSSOP | 8-TSSOP | 8-TSSOP | 8-TSSOP |
