| Voltage - Supply (Vcc/Vdd) | 4 V ~ 18 V |
| Topology | Buck, Boost |
| Synchronous Rectifier | No |
| Supplier Device Package | 20-HTSSOP-B |
| Series | - |
| Serial Interfaces | - |
| Packaging | Tape & Reel (TR) |
| Package / Case | 20-VSSOP (0.173", 4.40mm Width) Exposed Pad |
| Output Type | Transistor Driver |
| Output Phases | 1 |
| Output Configuration | Positive or Negative |
| Other Names | BD9851EFV-E2TR
BD9851EFV-ZAE2
BD9851EFVE2 |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Number of Outputs | 2 |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| Manufacturer Standard Lead Time | 10 Weeks |
| Lead Free Status / RoHS Status | Lead free / RoHS Compliant |
| Function | Step-Up, Step-Down |
| Frequency - Switching | 10kHz ~ 3MHz |
| Duty Cycle (Max) | - |
| Detailed Description | Buck, Boost Regulator Positive or Negative Output Step-Up, Step-Down DC-DC Controller IC 20-HTSSOP-B |
| Control Features | Enable, Frequency Control, Soft Start |
| Clock Sync | No |
| Base Part Number | BD9851 |