Datasheet Texas Instruments LM25117PSQE/NOPB — Datenblatt
| Hersteller | Texas Instruments |
| Serie | LM25117 |
| Artikelnummer | LM25117PSQE/NOPB |
4,5-42 V Wide Vin, Synchron-Buck-Controller im aktuellen Modus mit Tracking 24-WQFN
Datenblätter
LM25117/Q1 Wide Input Range Synchronous Buck Controller With Analog Current Monitor datasheet
PDF, 2.0 Mb, Revision: F, Datei veröffentlicht: Aug 27, 2015
Auszug aus dem Dokument
Preise
Status
| Lifecycle Status | Active (Recommended for new designs) |
| Manufacture's Sample Availability | Yes |
Verpackung
| Pin | 24 |
| Package Type | RTW |
| Industry STD Term | WQFN |
| JEDEC Code | S-PQFP-N |
| Package QTY | 250 |
| Carrier | SMALL T&R |
| Device Marking | L25117P |
| Width (mm) | 4 |
| Length (mm) | 4 |
| Thickness (mm) | .75 |
| Pitch (mm) | .5 |
| Max Height (mm) | .8 |
| Mechanical Data | Herunterladen |
Parameter
| Control Mode | Current Mode |
| Duty Cycle(Max) | 98 % |
| Iout(Max) | 20 A |
| Iq(Typ) | 4.8 mA |
| Number of Phases | 1 |
| Operating Temperature Range | -40 to 125 C |
| Package Group | WQFN |
| Rating | Catalog |
| Regulated Outputs | 1 |
| Special Features | Adjustable Current Limit,Enable,Frequency Synchronization,Light Load Efficiency,Synchronous Rectification,Tracking,UVLO Adjustable |
| Switching Frequency(Max) | 750 kHz |
| Switching Frequency(Min) | 50 kHz |
| Type | Controller |
| Vin(Max) | 42 V |
| Vin(Min) | 4.5 V |
| Vout(Max) | 41 V |
| Vout(Min) | 0.8 V |
Öko-Plan
| RoHS | Compliant |
Design Kits und Evaluierungsmodule
- Evaluation Modules & Boards: LM25117EVAL
LM25117 Wide Vin Synchronous Buck Controller Evaluation Board
Lifecycle Status: Active (Recommended for new designs)
Anwendungshinweise
- Analog Applications Journal 3Q 2015PDF, 7.1 Mb, Datei veröffentlicht: Jul 24, 2015
- Ceramic or electrolytic output capacitors in DC/DC converters—Why not both?PDF, 2.1 Mb, Datei veröffentlicht: Jul 24, 2015
- Reduce buck-converter EMI and voltage stress by minimizing inductive parasiticsPDF, 926 Kb, Datei veröffentlicht: Jul 21, 2016
Modellreihe
Serie: LM25117 (6)
- LM25117PMH/NOPB LM25117PMHE/NOPB LM25117PMHX/NOPB LM25117PSQ/NOPB LM25117PSQE/NOPB LM25117PSQX/NOPB
Herstellerklassifikation
- Semiconductors > Power Management > Non-isolated DC/DC Switching Regulator > Step-Down (Buck) > Buck Controller (External Switch)