| Product Status | Active | |
| Internal Switch(s) | No | |
| Supplier Device Package | 8-DFN (3x3) | |
| Package / Case | 8-WDFN Exposed Pad | |
| Voltage - Supply (Max) | 40V | |
| REACH Status | REACH Unaffected | |
| Voltage - Output | - | |
| Mfr | Microchip Technology | |
| RoHS Status | ROHS3 Compliant | |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | |
| Operating Temperature | -40°C ~ 125°C (TA) | |
| Applications | LED Lighting | |
| Voltage - Supply (Min) | 4.5V | |
| ECCN | EAR99 | |
| Grade | Automotive | |
| Topology | Step-Down (Buck) | |
| Mounting Type | Surface Mount | |
| Number of Outputs | 1 | |
| Series | - | |
| Type | DC DC Controller | |
| Qualification | AEC-Q100 | |
| Frequency | 2MHz | |
| Dimming | Analog, PWM | |
| HTSUS | 8542.39.0001 | |
| Package | Tape & Reel (TR) | |
| Current - Output / Channel | - | |
| Base Product Number | AT9919 |
