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| Part Number | UCD9220RGZT | UCD9222RGZT | UCD9224RGZT | UCD9220RGZR |
|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Status | Active | Active | Active | Active |
| Output Type | PWM Signal | PWM Signal | PWM Signal | PWM Signal |
| Function | Step-Down | Step-Down | Step-Down | Step-Down |
| Output Configuration | Positive | Positive | Positive | Positive |
| Topology | Buck | Buck | Buck | Buck |
| Number of Outputs | 4 | 2 | 2 | 4 |
| Output Phases | 4 | 2 | 2 | 4 |
| Voltage - Supply (Vcc/Vdd) | 3V ~ 3.6V | 3V ~ 3.6V | 3V ~ 3.6V | 3V ~ 3.6V |
| Frequency - Switching | 15.26kHz ~ 2MHz | 15.26kHz ~ 2MHz | 15.26kHz ~ 2MHz | 15.26kHz ~ 2MHz |
| Duty Cycle (Max) | 100% | 100% | 100% | 100% |
| Synchronous Rectifier | No | No | No | No |
| Clock Sync | Yes | Yes | Yes | Yes |
| Serial Interfaces | I²C, PMBus, SMBus | I²C, PMBus, SMBus | I²C, PMBus, SMBus | I²C, PMBus, SMBus |
| Control Features | Tracking | Enable, Power Good, Reset, Tracking | Enable, Power Good, Reset, Sequencing, Tracking | Tracking |
| Operating Temperature | -40°C ~ 110°C (TA) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 48-VFQFN Exposed Pad | 48-VFQFN Exposed Pad | 48-VFQFN Exposed Pad | 48-VFQFN Exposed Pad |
| Supplier Device Package | 48-VQFN (7x7) | 48-VQFN (7x7) | 48-VQFN (7x7) | 48-VQFN (7x7) |
