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| Part Number | LTC3887IUJ-1#PBF | LTC3887IUJ-2#PBF | LTC3880IUJ-1#PBF | LTC3882IUJ-1#PBF | LTC3887EUJ-1#PBF |
|---|---|---|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. |
| Product Status | Active | Active | Active | Active | Active |
| Output Type | Transistor Driver | Transistor Driver | Transistor Driver | PWM Signal | Transistor Driver |
| Function | Step-Down | Step-Down | Step-Down | Step-Down | Step-Down |
| Output Configuration | Positive | Positive | Positive | Positive | Positive |
| Topology | Buck | Buck | Buck | Buck | Buck |
| Number of Outputs | 2 | 2 | 2 | 2 | 2 |
| Output Phases | 2 | 2 | 2 | 2 | 2 |
| Voltage - Supply (Vcc/Vdd) | 4.5V ~ 24V | 4.5V ~ 34V | 4.5V ~ 24V | 3V ~ 13.8V | 4.5V ~ 24V |
| Frequency - Switching | 250kHz ~ 1MHz | 250kHz ~ 1MHz | - | 500kHz | 250kHz ~ 1MHz |
| Duty Cycle (Max) | - | - | - | 87.5% | - |
| Synchronous Rectifier | Yes | Yes | Yes | No | Yes |
| Clock Sync | Yes | Yes | Yes | Yes | Yes |
| Serial Interfaces | I²C, PMBus | I²C, PMBus | I²C, PMBus | I²C, PMBus | I²C, PMBus |
| Control Features | Enable, Frequency Control, Phase Control | Enable, Frequency Control, Phase Control | Enable, Frequency Control | Enable, Frequency Control, Phase Control, Power Good | Enable, Frequency Control, Phase Control |
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -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 | Surface Mount |
| Package / Case | 40-WFQFN Exposed Pad | 40-WFQFN Exposed Pad | 40-WFQFN Exposed Pad | 40-WFQFN Exposed Pad | 40-WFQFN Exposed Pad |
| Supplier Device Package | 40-QFN (6x6) | 40-QFN (6x6) | 40-QFN (6x6) | 40-QFN (6x6) | 40-QFN (6x6) |
