| Part Number | LT3990IMSE#TRPBF | LT3999IMSE#TRPBF |
|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. |
| Category | PMIC - Voltage Regulators - DC DC Switching Regulators | PMIC - Voltage Regulators - DC DC Switching Regulators |
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| Product Status | Active | Active |
| Function | Step-Down | Step-Up/Step-Down |
| Output Configuration | Positive | Positive, Isolation Capable |
| Topology | Buck | Push-Pull |
| Output Type | Adjustable | Adjustable |
| Number of Outputs | 1 | 1 |
| Voltage - Input (Min) | 4.2V | 2.7V |
| Voltage - Input (Max) | 62V | 36V |
| Voltage - Output (Min/Fixed) | 1.21V | - |
| Voltage - Output (Max) | 25V | - |
| Current - Output | 350mA | 1A |
| Frequency - Switching | 210kHz ~ 2.3MHz | 50kHz ~ 1MHz |
| Synchronous Rectifier | No | No |
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 16-TFSOP (0.118", 3.00mm Width) Exposed Pad | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad |
| Supplier Device Package | 16-MSOP-EP | 10-MSOP-EP |