Datasheet Texas Instruments LM25145RGYT — Datenblatt
| Hersteller | Texas Instruments |
| Serie | LM25145 |
| Artikelnummer | LM25145RGYT |
Synchroner 6-V- bis 42-V-Buck-DC-DC-Controller mit breitem Arbeitszyklusbereich 20-VQFN -40 bis 125
Datenblätter
LM25145 6-V to 42-V Synchronous Buck DC-DC Controller With Wide Duty Cycle Range datasheet
PDF, 2.1 Mb, Datei veröffentlicht: Jun 22, 2017
Auszug aus dem Dokument
Preise
Status
| Lifecycle Status | Active (Recommended for new designs) |
| Manufacture's Sample Availability | Yes |
Verpackung
| Pin | 20 | 20 |
| Package Type | RGY | RGY |
| Industry STD Term | VQFN | VQFN |
| JEDEC Code | R-PQFP-N | R-PQFP-N |
| Package QTY | 250 | 250 |
| Carrier | SMALL T&R | SMALL T&R |
| Device Marking | 25145 | LM |
| Width (mm) | 3.5 | 3.5 |
| Length (mm) | 4.5 | 4.5 |
| Thickness (mm) | .9 | .9 |
| Pitch (mm) | .5 | .5 |
| Max Height (mm) | 1 | 1 |
| Mechanical Data | Herunterladen | Herunterladen |
Parameter
| Control Mode | Voltage Mode |
| Duty Cycle(Max) | 99 % |
| Iout(Max) | 30 A |
| Iq(Typ) | 1.8 mA |
| Number of Phases | 1 |
| Operating Temperature Range | -40 to 125 C |
| Package Group | VQFN |
| Rating | Catalog |
| Regulated Outputs | 1 |
| Special Features | Adjustable Current Limit,Enable,Frequency Synchronization,Light Load Efficiency,Power Good,Pre-Bias Start-Up,Synchronous Rectification,Tracking,UVLO Adjustable |
| Switching Frequency(Max) | 1000 kHz |
| Switching Frequency(Min) | 100 kHz |
| Type | Controller |
| Vin(Max) | 42 V |
| Vin(Min) | 6 V |
| Vout(Max) | 40 V |
| Vout(Min) | 0.8 V |
Öko-Plan
| RoHS | Compliant |
Design Kits und Evaluierungsmodule
- Evaluation Modules & Boards: LM5145EVM-HD-20A
LM5145 Wide VIN Synchronous Buck Controller High Density Evaluation Module
Lifecycle Status: Active (Recommended for new designs)
Anwendungshinweise
- Reduce buck-converter EMI and voltage stress by minimizing inductive parasiticsPDF, 926 Kb, Datei veröffentlicht: Jul 21, 2016
Modellreihe
Serie: LM25145 (2)
- LM25145RGYR LM25145RGYT
Herstellerklassifikation
- Semiconductors > Power Management > Non-isolated DC/DC Switching Regulator > Step-Down (Buck) > Buck Controller (External Switch)