TPS54494 SA
Texas Instruments
4A Dual Channel Synchronous Step-Down Switcher with Integrated FET 16-QFN -40 to 85
Parts in family
Technical Specifications
| Lead Free Status | Yes |
| ROHS Compliance | Compliant |
| Approx. Price (US$) | 1.50 1ku |
| Compensation | Not Needed |
| Control Mode | D-CAP2 |
| Duty Cycle(Max)(%) | 85 |
| Estimated Package Size (WxL)(mm2) | [pf]16QFN[/pf] |
| Iout(Max)(A) | 4 |
| Iout2(Max)(A) | 2 |
| Iq(Typ)(mA) | 1.2 |
| Market Segment | Consumer & Portable Electronics |
| Operating Temperature ange(C) | -40 to 85 |
| Package Group | HTSSOP,QFN |
| Soft Start | Fixed |
| Special Features | Enable,Light Load Efficiency,Power Good,Synchronous ectification |
| Switch Current Limit(Typ)(A) | 5.7 |
| Switching Frequency(Max)(kHz) | 700 |
| Switching Frequency(Min)(kHz) | 700 |
| Topology | Buck |
| Type | Converter (Integrated Switch) |
| Undervoltage Lockout | Fixed |
| Vin(Max)(V) | 18 |
| Vin(Min)(V) | 4.5 |
| Vout(Max)(V) | 7 |
| Vout(Min)(V) | 0.76 |
| Vout2(Max)(V) | 7 |
| Vout2(Min)(V) | 0.76 |
| Vref Accuracy(Typ)(%) | 1 |
| ating | Catalog |