| PartNumber | LTC3870EUFD#PBF | LTC3870EUF-1#PBF | LTC3870EUF-1#TRPBF |
| Description | Switching Voltage Regulators PolyPhase Step-Down Slave Controller for LTC3880/LTC3883 with Digital Power System Management | Switching Voltage Regulators PolyPhase Step-Down Slave Controller for LTC3887-1 with Digital Power System Management | Switching Voltage Regulators PolyPhase Step-Down Slave Controller for LTC3887-1 with Digital Power System Management |
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. |
| Product Category | Switching Voltage Regulators | Switching Voltage Regulators | Switching Voltage Regulators |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | QFN-28 | QFN-24 | QFN-24 |
| Output Voltage | 0.5 V to 14 V | 0.5 V to 14 V | 0.5 V to 14 V |
| Output Current | 20 A | 20 A | 20 A |
| Number of Outputs | 2 Output | 2 Output | 2 Output |
| Input Voltage MAX | 60 V | 60 V | 60 V |
| Topology | Buck | Buck | Buck |
| Input Voltage MIN | 4.5 V | 4.5 V | 4.5 V |
| Switching Frequency | 100 kHz to 1 MHz | 100 kHz to 1 MHz | 100 kHz to 1 MHz |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 125 C | + 125 C | + 125 C |
| Series | LTC3870 | LTC3870-1 | LTC3870-1 |
| Packaging | Tube | Tube | Reel |
| Input Voltage | 4.5 V to 60 V | 4.5 V to 60 V | 4.5 V to 60 V |
| Type | Step-Down Slave Controller | Step-Down Slave Controller | Step-Down Slave Controller |
| Brand | Analog Devices / Linear Technology | Analog Devices / Linear Technology | Analog Devices / Linear Technology |
| Shutdown | Shutdown | No Shutdown | No Shutdown |
| Development Kit | DC2089A-A, DC2089A-B, DC2155A-B | DC2454A | DC2454A |
| Load Regulation | 0.8 % | 0.8 % | 0.8 % |
| Operating Supply Current | 1.1 mA | 1.1 mA | 1.1 mA |
| Product Type | Switching Voltage Regulators | Switching Voltage Regulators | Switching Voltage Regulators |
| Factory Pack Quantity | 73 | 91 | 2500 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Unit Weight | 0.009630 oz | 0.007901 oz | - |