| Parameters |
| Mfr |
Linear Technology |
| Series |
PolyPhase® |
| Package |
Bulk |
| Product Status |
Active |
| Output Type |
Transistor Driver |
| Function |
Step-Down, Step-Up/Step-Down |
| Output Configuration |
Positive |
| Topology |
Buck, SEPIC |
| Number of Outputs |
2 |
| Output Phases |
2 |
| Voltage - Supply (Vcc/Vdd) |
4V ~ 60V |
| Frequency - Switching |
105kHz ~ 835kHz, 350kHz ~ 535kHz |
| Duty Cycle (Max) |
99% |
| Synchronous Rectifier |
Yes |
| Clock Sync |
No |
| Serial Interfaces |
- |
| Control Features |
Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking |
| Operating Temperature |
-55°C ~ 150°C (TJ) |
| Mounting Type |
Surface Mount |
| Package / Case |
32-WFQFN Exposed Pad |
| Supplier Device Package |
32-QFN (5x5) |
| Base Product Number |
LTC3890 |
| ECCN |
EAR99 |
| HTSUS |
8542.39.0001 |
| Standard Package |
1 |
Buck, SEPIC Regulator Positive Output Step-Down, Step-Up/Step-Down DC-DC Controller IC 32-QFN (5x5)