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| Part Number | LM22671QMRX-5.0/NOPB | LM22676QMRX-5.0/NOPB | LM22673QMRX-5.0/NOPB | LM22672QMRX-5.0/NOPB | LM22674QMRX-5.0/NOPB | LM22675QMRX-5.0/NOPB | LM22670QMRX-5.0/NOPB | LM22671MRX-5.0/NOPB | LM22671QMR-5.0/NOPB |
|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | National Semiconductor |
| Product Status | Obsolete | Active | Active | Obsolete | Obsolete | Obsolete | Active | Active | Active |
| Function | Step-Down | Step-Down | Step-Down | Step-Down | Step-Down | Step-Down | Step-Down | Step-Down | Step-Down |
| Output Configuration | Positive | Positive | Positive | Positive | Positive | Positive | Positive | Positive | Positive |
| Topology | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck |
| Output Type | Fixed | Fixed | Fixed | Fixed | Fixed | Fixed | Fixed | Fixed | Fixed |
| Number of Outputs | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Voltage - Input (Min) | 4.5V | 4.5V | 4.5V | 4.5V | 4.5V | 4.5V | 4.5V | 4.5V | 4.5V |
| Voltage - Input (Max) | 42V | 42V | 42V | 42V | 42V | 42V | 42V | 42V | 42V |
| Voltage - Output (Min/Fixed) | 5V | 5V | 5V | 5V | 5V | 5V | 5V | 5V | 5V |
| Voltage - Output (Max) | - | - | - | - | - | - | - | - | - |
| Current - Output | 500mA | 3A | 3A | 1A | 500mA | 1A | 3A | 500mA | 500mA |
| Frequency - Switching | 500kHz | 500kHz | 500kHz | 500kHz | 500kHz | 500kHz | 500kHz | 500kHz | 500kHz |
| Synchronous Rectifier | No | No | 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) | -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 | Surface Mount | Surface Mount |
| Package / Case | 8-PowerSOIC (0.154", 3.90mm Width) | 8-PowerSOIC (0.154", 3.90mm Width) | 8-PowerSOIC (0.154", 3.90mm Width) | 8-PowerSOIC (0.154", 3.90mm Width) | 8-PowerSOIC (0.154", 3.90mm Width) | 8-PowerSOIC (0.154", 3.90mm Width) | 8-PowerSOIC (0.154", 3.90mm Width) | 8-PowerSOIC (0.154", 3.90mm Width) | 8-PowerSOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 8-SO PowerPad | 8-SO PowerPad | 8-SO PowerPad | 8-SO PowerPad | 8-SO PowerPad | 8-SO PowerPad | 8-SO PowerPad | 8-SO PowerPad | 8-SO PowerPad |
