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| PartNumber | LTC3859AIUHF#PBF | LTC3859AIFE#PBF | LTC3859AIFE#TRPBF |
| Description | Switching Voltage Regulators Low IQ, Triple Output, Buck/Buck/Boost Synchronous Controller | Switching Voltage Regulators Low IQ, Triple Output, Buck/Buck/Boost Synchronous Controller | Switching Voltage Regulators Low IQ, Triple Output, Buck/Buck/Boost Synchronous Controller |
| 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-38 | TSSOP-38 | TSSOP-38 |
| Output Voltage | 0.8 V to 24 V | 0.8 V to 24 V | 0.8 V to 24 V |
| Output Current | 25 A | 25 A | 25 A |
| Number of Outputs | 3 Output | 3 Output | 3 Output |
| Input Voltage MAX | 38 V | 38 V | 38 V |
| Topology | Boost, Buck | Boost, Buck | Boost, Buck |
| Input Voltage MIN | 4.5 V | 4.5 V | 4.5 V |
| Switching Frequency | 75 kHz to 850 kHz | 75 kHz to 850 kHz | 75 kHz to 850 kHz |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 125 C | + 125 C | + 125 C |
| Series | LTC3859A | LTC3859A | LTC3859A |
| Packaging | Tube | Tube | Reel |
| Input Voltage | 4.5 V to 38 V | 4.5 V to 38 V | 4.5 V to 38 V |
| Type | Synchronous Controller | Synchronous Controller | Synchronous Controller |
| Brand | Analog Devices / Linear Technology | Analog Devices / Linear Technology | Analog Devices / Linear Technology |
| Shutdown | Shutdown | Shutdown | Shutdown |
| Development Kit | DC1425A | DC1425A | DC1425A |
| Load Regulation | 0.01 % | 0.01 % | 0.01 % |
| Operating Supply Current | 0.055 mA | 0.055 mA | 0.055 mA |
| Product Type | Switching Voltage Regulators | Switching Voltage Regulators | Switching Voltage Regulators |
| Factory Pack Quantity | 52 | 50 | 2000 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Unit Weight | 0.005079 oz | 0.015027 oz | - |