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| Part Number | LM22670MRX-ADJ/NOPB | LM22671MRX-ADJ/NOPB | LM22674MRX-ADJ/NOPB | LM22673MRX-ADJ/NOPB | LM22675MRX-ADJ/NOPB | LM22672MRX-ADJ/NOPB | LM22676MRX-ADJ/NOPB | LM22670QMRX-ADJ/NOPB | LM22670MR-ADJ/NOPB | LM22670MRE-ADJ/NOPB | 
|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | 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 | Obsolete | Active | Active | 
| Function | Step-Down | 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 | Positive | 
| Topology | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | 
| Output Type | Adjustable | Adjustable | Adjustable | Adjustable | Adjustable | Adjustable | Adjustable | Adjustable | Adjustable | Adjustable | 
| Number of Outputs | 1 | 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 | 4.5V | 
| Voltage - Input (Max) | 42V | 42V | 42V | 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 | 1.285V | 1.285V | 1.285V | 
| Voltage - Output (Max) | 37V | 37V | 37V | 37V | 37V | 37V | 37V | 37V | 37V | 37V | 
| Current - Output | 3A | 500mA | 500mA | 3A | 1A | 1A | 3A | 3A | 3A | 3A | 
| Frequency - Switching | 500kHz | 500kHz | 500kHz | 500kHz | 500kHz | 500kHz | 500kHz | 500kHz | 500kHz | 500kHz | 
| Synchronous Rectifier | No | 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) | -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 | 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) | 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 | 8-SO PowerPad |