| Part Number | UCC29422PW | UCC29421PW |
|---|---|---|
| Manufacturer | Unitrode | 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 | Transistor Driver | Transistor Driver |
| Function | Step-Up, Step-Up/Step-Down | Step-Up, Step-Up/Step-Down |
| Output Configuration | Positive | Positive |
| Topology | Boost, Flyback, SEPIC | Boost, Flyback, SEPIC |
| Number of Outputs | 1 | 1 |
| Output Phases | 1 | 1 |
| Voltage - Supply (Vcc/Vdd) | 1.8V ~ 8V | 1.8V ~ 8V |
| Frequency - Switching | 150kHz ~ 1.2MHz | 150kHz ~ 1.2MHz |
| Duty Cycle (Max) | 88% | 88% |
| Synchronous Rectifier | Yes | Yes |
| Clock Sync | Yes | Yes |
| Serial Interfaces | - | - |
| Control Features | Enable, Frequency Control, Low Battery, Reset | Enable, Frequency Control, Low Battery, Reset |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 16-TSSOP (0.173", 4.40mm Width) | 16-TSSOP (0.173", 4.40mm Width) |
| Supplier Device Package | 16-TSSOP | 16-TSSOP |