| Part Number | LT3433EFE#PBF | LT3439EFE#PBF |
|---|---|---|
| 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-Up/Step-Down | Step-Up/Step-Down |
| Output Configuration | Positive | Positive, Isolation Capable |
| Topology | Buck-Boost | Push-Pull |
| Output Type | Adjustable | Fixed |
| Number of Outputs | 1 | 1 |
| Voltage - Input (Min) | 4V | 2.8V |
| Voltage - Input (Max) | 60V | 17.5V |
| Voltage - Output (Min/Fixed) | 3.3V | - |
| Voltage - Output (Max) | 20V | - |
| Current - Output | 500mA (Switch) | 1A |
| Frequency - Switching | 200kHz | 20kHz ~ 250kHz |
| Synchronous Rectifier | No | No |
| Operating Temperature | 0°C ~ 125°C (TJ) | 0°C ~ 70°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 16-TSSOP (0.173", 4.40mm Width) Exposed Pad | 16-TSSOP (0.173", 4.40mm Width) Exposed Pad |
| Supplier Device Package | 16-TSSOP-EP | 16-TSSOP-EP |