| Part Number | TPS51222RTVT | TPS51221RTVT |
|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments |
| Category | PMIC - Voltage Regulators - Linear + Switching | PMIC - Voltage Regulators - Linear + Switching |
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| Product Status | Active | Active |
| Topology | Step-Down (Buck) (2), Linear (LDO) (2) | Step-Down (Buck) Synchronous (1), Linear (LDO) (2) |
| Number of Outputs | 4 | 3 |
| Frequency - Switching | 200kHz ~ 1MHz | 200kHz ~ 1MHz |
| Voltage/Current - Output 1 | Controller | Controller |
| Voltage/Current - Output 2 | Controller | 3.3V, 10mA |
| Voltage/Current - Output 3 | 3.3V, 10mA | 5V, 100mA |
| w/LED Driver | No | No |
| w/Supervisor | No | No |
| w/Sequencer | No | No |
| Voltage - Supply | 4.5V ~ 32V | 4.5V ~ 28V |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 32-WFQFN Exposed Pad | 32-WFQFN Exposed Pad |
| Supplier Device Package | 32-WQFN (5x5) | 32-WQFN (5x5) |