| Parts | Category | Number of PWM step | Number of Current step | Number of LOD cannel | Host I/F | Operating Voltage [Min] (V) | Operating Voltage [Max] (V) | Package | RoHS compliant *1 | REACH compliant *2 |
| AN37770A | constant current LED driver | 256 | 256 | I2C | 3.5 | 5.5 | SSOP032-P-0300B | Compliant | SVHC not included | |
| AN37774A | constant current LED driver | 256 | 256 | SPI(3wire)/I2C | 3.5 | 5.5 | HQFP048-P-0707 | Compliant | SVHC not included | |
| AN37775A | constant current LED driver | 256 | 1 | SPI(2wire)/I2C | 3 | 5.5 | HQFP048-P-0707 | Compliant | SVHC not included | |
| AN37777A | constant current LED driver | 256 | 1 | SPI(2wire) | 3 | 5.5 | SSOP020-P-0225FZ | Compliant | SVHC not included |
