| Manufacturer | Part # | Datasheet | Description |
 National Semiconductor ... | LM3423MH |  906Kb/24P | N-Channel Controllers for Constant Current LED Drivers |
| LM3423MH |  1Mb/48P | N-Channel Controllers for Constant Current LED Drivers |
 National Semiconductor ... | LM3423MHX |  906Kb/24P | N-Channel Controllers for Constant Current LED Drivers |
| LM3423MHX |  1Mb/48P | N-Channel Controllers for Constant Current LED Drivers |
 National Semiconductor ... | LM3423MHX |  906Kb/24P | N-Channel Controllers for Constant Current LED Drivers |
| LM3423MHX |  1Mb/48P | N-Channel Controllers for Constant Current LED Drivers |
 National Semiconductor ... | LM3423Q0 |  1Mb/48P | N-Channel Controllers for Constant Current LED Drivers |
 National Semiconductor ... | LM3423Q0MH |  1Mb/48P | N-Channel Controllers for Constant Current LED Drivers |
 National Semiconductor ... | LM3423Q0MHX |  1Mb/48P | N-Channel Controllers for Constant Current LED Drivers |
 National Semiconductor ... | LM3423Q1 |  1Mb/48P | N-Channel Controllers for Constant Current LED Drivers |
 National Semiconductor ... | LM3423Q1MH |  1Mb/48P | N-Channel Controllers for Constant Current LED Drivers |