| Part Number | TPS40428RHAT | TPS40422RHAT |
|---|---|---|
| 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-Down | Step-Down |
| Output Configuration | Positive | Positive |
| Topology | Buck | Buck |
| Number of Outputs | 2 | 2 |
| Output Phases | 2 | 2 |
| Voltage - Supply (Vcc/Vdd) | 4.5V ~ 20V | 4.5V ~ 20V |
| Frequency - Switching | 200kHz ~ 1.5MHz | 100kHz ~ 1MHz |
| Duty Cycle (Max) | - | - |
| Synchronous Rectifier | No | Yes |
| Clock Sync | Yes | Yes |
| Serial Interfaces | PMBus | PMBus |
| Control Features | Frequency Control, Phase Control, Power Good | Frequency Control, Power Good |
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 40-VFQFN Exposed Pad | 40-VFQFN Exposed Pad |
| Supplier Device Package | 40-VQFN (6x6) | 40-VQFN (6x6) |