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| Part Number | LT3689EUD-5#PBF | LT3689IUD-5#PBF | 
|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | 
| Product Status | Active | Active | 
| Function | Step-Down | Step-Down | 
| Output Configuration | Positive | Positive | 
| Topology | Buck | Buck | 
| Output Type | Fixed | Fixed | 
| Number of Outputs | 1 | 1 | 
| Voltage - Input (Min) | 3.6V | 3.6V | 
| Voltage - Input (Max) | 36V | 36V | 
| Voltage - Output (Min/Fixed) | 5V | 5V | 
| Voltage - Output (Max) | - | - | 
| Current - Output | 700mA | 700mA | 
| Frequency - Switching | 500kHz ~ 2MHz | 500kHz ~ 2MHz | 
| 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-WFQFN Exposed Pad | 16-WFQFN Exposed Pad | 
| Supplier Device Package | 16-QFN (3x3) | 16-QFN (3x3) |