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| Lifecycle Status | PRODUCTION (Last Updated: 2 weeks ago) |
| Factory Lead Time | 16 Weeks |
| Mounting Type | Surface Mount |
| Package / Case | 28-WFQFN Exposed Pad |
| Surface Mount | YES |
| Number of Pins | 28 |
| Operating Temperature | -40°C~125°C TJ |
| Packaging | Tape & Reel (TR) |
| Published | 2011 |
| JESD-609 Code | e3 |
| Part Status | Active |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| Number of Terminations | 28 |
| ECCN Code | EAR99 |
| Terminal Finish | Matte Tin (Sn) |
| Additional Feature | ALSO OPERATES IN ADJUSTABLE MODE FROM 0.8V TO 38V |
| Terminal Position | QUAD |
| Peak Reflow Temperature (Cel) | 225 |
| Terminal Pitch | 0.5mm |
| Base Part Number | LTC3789 |
| Function | Step-Up/Step-Down |
| Number of Outputs | 2 |
| Output Voltage | 38V |
| Output Type | Transistor Driver |
| Input Voltage-Nom | 15V |
| Analog IC - Other Type | SWITCHING CONTROLLER |
| Output Configuration | Positive |
| Output Current | 20A |
| Voltage - Supply (Vcc/Vdd) | 4V~38V |
| Control Features | Current Limit, Enable, Frequency Control, Power Good, Soft Start |
| Input Voltage (Min) | 4V |
| Topology | Buck-Boost |
| Control Mode | CURRENT-MODE |
| Frequency - Switching | 200kHz~640kHz |
| Control Technique | PULSE WIDTH MODULATION |
| Synchronous Rectifier | Yes |
| Switcher Configuration | PHASE-SHIFT |
| Max Frequency | 710kHz |
| Max Duty Cycle | 90 % |
| Clock Sync | No |
| Number of Output Phases | 1 |
| Length | 5mm |
| Height Seated (Max) | 0.8mm |
| Width | 4mm |
| RoHS Status | ROHS3 Compliant |
| Lead Free | Lead Free |
LTC3789IUFD#TRPBF Datasheet
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