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| PartNumber | LM1770UMF/NOPB | LM1770UMFX | LM1770UMF |
| Description | Switching Controllers Low-Vtg Sync Buck Cntlr | Switching Controllers | Switching Controllers |
| Manufacturer | Texas Instruments | NS | NS |
| Product Category | Switching Controllers | PMIC - Voltage Regulators - DC DC Switching Controllers | PMIC - Voltage Regulators - DC DC Switching Controllers |
| RoHS | Y | - | - |
| Number of Outputs | 1 Output | - | - |
| Switching Frequency | 0.1 MHz to 1 MHz | - | - |
| Duty Cycle Max | 95 % | - | - |
| Input Voltage | 2.8 V to 5.5 V | - | - |
| Output Voltage | 0.8 V to 4.5 V | - | - |
| Output Current | 4 A | - | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 125 C | - | - |
| Mounting Style | SMD/SMT | - | - |
| Package / Case | SOT-23-5 | - | - |
| Packaging | Reel | - | - |
| Operating Temperature Range | - 40 C to + 125 C | - | - |
| Series | LM1770 | - | - |
| Type | Synchronous Buck Controller | - | - |
| Brand | Texas Instruments | - | - |
| Product Type | Switching Controllers | - | - |
| Factory Pack Quantity | 1000 | - | - |
| Subcategory | PMIC - Power Management ICs | - | - |
| Unit Weight | 0.000282 oz | - | - |