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| Part Number | LM2660MX | LM2661MX | LM2663MX | LM2660M` | LM2662MX | LM2660M | LM2660MM | LM2660MMX |
|---|---|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | National Semiconductor | Texas Instruments | National Semiconductor | Texas Instruments | National Semiconductor | Texas Instruments | Texas Instruments |
| Product Status | Obsolete | Active | Not For New Designs | Active | Obsolete | Active | Obsolete | Discontinued at Digi-Key |
| Function | Ratiometric | - | Ratiometric | Ratiometric | Ratiometric | Ratiometric | Ratiometric | Ratiometric |
| Output Configuration | Positive or Negative | - | Positive or Negative | Positive or Negative | Positive or Negative | Positive or Negative | Positive or Negative | Positive or Negative |
| Topology | Charge Pump | - | Charge Pump | Charge Pump | Charge Pump | Charge Pump | Charge Pump | Charge Pump |
| Output Type | Fixed | - | Fixed | Fixed | Fixed | Fixed | Fixed | Fixed |
| Number of Outputs | 1 | - | 1 | 1 | 1 | 1 | 1 | 1 |
| Voltage - Input (Min) | 1.5V | - | 1.5V | 1.5V | 1.5V | 1.5V | 1.5V | 1.5V |
| Voltage - Input (Max) | 5.5V | - | 5.5V | 5.5V | 5.5V | 5.5V | 5.5V | 5.5V |
| Voltage - Output (Min/Fixed) | -Vin, 2Vin, Vin/2 | - | -Vin, 2Vin, Vin/2 | -Vin, 2Vin, Vin/2 | -Vin, 2Vin, Vin/2 | -Vin, 2Vin,Vin/2 | -Vin, 2Vin, Vin/2 | -Vin, 2Vin, Vin/2 |
| Voltage - Output (Max) | - | - | - | - | - | - | - | - |
| Current - Output | 100mA | - | 200mA | 100mA | 200mA | 100mA | 100mA | 100mA |
| Frequency - Switching | 5kHz, 40kHz | - | 10kHz, 75kHz | 5kHz, 40kHz | 10kHz, 75kHz | 5kHz, 40kHz | 5kHz, 40kHz | 5kHz, 40kHz |
| Synchronous Rectifier | No | - | No | No | No | No | No | No |
| Operating Temperature | -40°C ~ 85°C (TJ) | - | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TJ) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TJ) | -40°C ~ 85°C (TJ) | -40°C ~ 85°C (TJ) |
| Mounting Type | Surface Mount | - | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) | - | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) |
| Supplier Device Package | 8-SOIC | - | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC | 8-VSSOP | 8-VSSOP |
