| LM4120 | National Semiconductor | Precision Micropower Low Dropout Voltage Reference |
| LM4120AIM5-1.8 | National Semiconductor | |
| LM4120AIM5-2.0 | National Semiconductor | |
| LM4120AIM5-2.5 | National Semiconductor | |
| LM4120AIM5-3.0 | National Semiconductor | |
| LM4120AIM5-3.3 | National Semiconductor | |
| LM4120AIM5-4.1 | National Semiconductor | |
| LM4120AIM5-5.0 | National Semiconductor | |
| LM4120IM5-1.8 | National Semiconductor | |
| LM4120IM5-2.0 | National Semiconductor | |
| LM4120IM5-2.5 | National Semiconductor | |
| LM4120IM5-3.0 | National Semiconductor | |
| LM4120IM5-3.3 | National Semiconductor | |
| LM4120IM5-4.1 | National Semiconductor | |
| LM4120IM5-5.0 | National Semiconductor | |
| LM4120AIM5X-1.8 | National Semiconductor | |
| LM4120AIM5X-2.0 | National Semiconductor | |
| LM4120AIM5X-2.5 | National Semiconductor | |
| LM4120AIM5X-3.0 | National Semiconductor | |
| LM4120AIM5X-3.3 | National Semiconductor | |
| LM4120AIM5X-4.1 | National Semiconductor | |
| LM4120AIM5X-5.0 | National Semiconductor | |
| LM4120IM5X-1.8 | National Semiconductor | |
| LM4120IM5X-2.0 | National Semiconductor | |
| LM4120IM5X-2.5 | National Semiconductor | |
| LM4120IM5X-3.0 | National Semiconductor | |
| LM4120IM5X-3.3 | National Semiconductor | |
| LM4120IM5X-4.1 | National Semiconductor | |
| LM4120IM5X-5.0 | National Semiconductor | |
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