| EU RoHS | Compliant |
| ECCN (US) | EAR99 |
| Part Status | Active |
| HTS | LM5121MH/NOPB |
| Automotive | No |
| PPAP | No |
| Number of Outputs | 1 |
| Topology | Step Up |
| Output Voltage (V) | 3 to 100 |
| Maximum Output Current (A) | 20 |
| Minimum Input Voltage (V) | 4.5 |
| Maximum Input Voltage (V) | 65 |
| Operating Supply Voltage Range (V) | 4.5 to 65 |
| Maximum Supply Current (mA) | 8 |
| Typical Switching Frequency (kHz) | 875 |
| Minimum Operating Temperature (°C) | -40 |
| Maximum Operating Temperature (°C) | 125 |
| Packaging | Tube |
| Mounting | Surface Mount |
| Package Height | 1.05(Max) |
| Package Width | 4.5(Max) |
| Package Length | 6.6(Max) |
| PCB changed | 20 |
| Standard Package Name | SO |
| Supplier Package | HTSSOP EP |
| Pin Count | 20 |
| Lead Shape | Gull-wing |