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| Part Number | LM22678QTJ-ADJ/NOPB | LM22678TJ-ADJ/NOPB | LM22678QTJE-ADJ/NOPB | LM22679QTJ-ADJ/NOPB | LM22670QTJ-ADJ/NOPB | LM22673QTJ-ADJ/NOPB | LM22676QTJ-ADJ/NOPB | LM22677QTJ-ADJ/NOPB |
|---|---|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Status | Active | Active | Active | Active | Active | Active | Active | Active |
| Function | Step-Down | Step-Down | Step-Down | Step-Down | Step-Down | - | Step-Down | Step-Down |
| Output Configuration | Positive | Positive | Positive | Positive | Positive | - | Positive | Positive |
| Topology | Buck | Buck | Buck | Buck | Buck | - | Buck | Buck |
| Output Type | Adjustable | Adjustable | Adjustable | Adjustable | Adjustable | - | Adjustable | Adjustable |
| Number of Outputs | 1 | 1 | 1 | 1 | 1 | - | 1 | 1 |
| Voltage - Input (Min) | 4.5V | 4.5V | 4.5V | 4.5V | 4.5V | - | 4.5V | 4.5V |
| Voltage - Input (Max) | 42V | 42V | 42V | 42V | 42V | - | 42V | 42V |
| Voltage - Output (Min/Fixed) | 1.285V | 1.285V | 1.285V | 1.285V | 1.285V | - | 1.285V | 1.285V |
| Voltage - Output (Max) | 37V | 37V | 37V | 37V | 37V | - | 37V | 37V |
| Current - Output | 5A | 5A | 5A | 5A | 3A | - | 3A | 5A |
| Frequency - Switching | 500kHz | 500kHz | 500kHz | 500kHz | 500kHz | - | 500kHz | 500kHz |
| Synchronous Rectifier | No | No | No | No | No | - | No | No |
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | - | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | - | Surface Mount | Surface Mount |
| Package / Case | TO-263-7 Thin | TO-263-7 Thin | TO-263-7 Thin | TO-263-7 Thin | TO-263-7 Thin | - | TO-263-7 Thin | TO-263-7 Thin |
| Supplier Device Package | TO-263-7 Thin | TO-263-7 Thin | TO-263-7 Thin | TO-263-7 Thin | TO-263-7 Thin | - | TO-263-7 Thin | TO-263-7 Thin |
