TPS54478 TE
Texas Instruments
2.95V to 6V Input, 4A Synchronous Step-Down SWIFT? Converter with Hiccup Current Limit 16-WQFN -40 to 150
Parts in family
Technical Specifications
| Lead Free Status | Yes |
| ROHS Compliance | Compliant |
| Approx. Price (US$) | 2.20 1ku |
| Brand | SWIFT |
| Compensation | External |
| Control Mode | Current Mode |
| Duty Cycle(Max)(%) | 98 |
| Estimated Package Size (WxL)(mm2) | [pf]16WQFN[/pf] |
| Iout(Max)(A) | 4 |
| Iq(Typ)(mA) | 0.035 |
| Market Segment | Communications & Telecom |
| Operating Temperature ange(C) | -40 to 150 |
| Package Group | WQFN |
| Soft Start | Adjustable |
| Special Features | Enable,Frequency Synchronization,Power Good,Tracking,Adjustable UVLO,Synchronous ectification |
| Switch Current Limit(Typ)(A) | 5 |
| Switching Frequency(Max)(kHz) | 2000 |
| Switching Frequency(Min)(kHz) | 300 |
| Topology | Buck |
| Type | Converter (Integrated Switch) |
| Undervoltage Lockout | Fixed |
| Vin(Max)(V) | 6 |
| Vin(Min)(V) | 2.95 |
| Vout(Max)(V) | 4.5 |
| Vout(Min)(V) | 0.6 |
| Vref Accuracy(Typ)(%) | 1 |
| ating | Catalog |
| egulated Outputs(#) | 1 |