Datasheet Linear Technology LTC7851IUHH-1#PBF — Datenblatt
| Hersteller | Linear Technology |
| Serie | LTC7851 |
| Artikelnummer | LTC7851IUHH-1#PBF |
Mehrphasen-DC / DC-Controller mit vier Ausgangsausgängen und genauem Stromausgleich
Datenblätter
LTC7851/LTC7851-1 - Quad Output, Multiphase Step-Down Voltage Mode DC/DC Controller with Accurate Current Sharing
PDF, 2.1 Mb, Datei hochgeladen: Sep 24, 2017
Auszug aus dem Dokument
Preise
Verpackung
| Package | 5x9 QFN-58 |
| Package Code | UHH |
| Package Index | 05-08-1672 |
Parameter
| Architecture | Constant Frequency Voltage Mode |
| Demo Boards | DC2380A-A,DC2380A-B,DC2380A-C |
| Design Tools | LTspice Model,LTpowerCAD File |
| Export Control | no |
| Features | PolyPhase, External Synchronization, Resistor Set Frequency, Differential Remote Sense, DCR Current Sense |
| Frequency | 2250 kHz |
| Frequency Adjust Range | 250kHz - 2.25MHz |
| Frequency Sync Range | 250kHz - 2.25MHz |
| Integrated Inductor | no |
| Ishutdown | 100 µA |
| Isupply | 60 mA |
| Max Phases | 4 |
| Monolithic | no |
| Number of Outputs | 4 |
| Operating Temperature Range | -40 to 85 °C |
| Output Current | 30 A |
| Output Current 2 | 30 A |
| Output Current 3 | 30 A |
| Polyphase | yes |
| Sense Resistor | Rsense, DCR |
| Switch Current | 30 A |
| Switch Current 2 | 30 A |
| Switch Current 3 | 30 A |
| Synchronous | yes |
| Topology | Buck |
| Topology 1 | Buck |
| Topology 2 | Buck |
| Topology 3 | Buck |
| Vin Max | 5.5 V |
| Vin Min | 3 V |
| Vout Max | 5 V |
| Vout Max 2 | 5 V |
| Vout Max 3 | 5 V |
| Vout Maximum | 5V |
| Vout Min | 0.6 V |
| Vout Min 2 | 0.6 V |
| Vout Min 3 | 0.6 V |
| Vref Accuracy Over Temp | 0.75 % |
Öko-Plan
| RoHS | Compliant |
Modellreihe
Serie: LTC7851 (8)
Herstellerklassifikation
- Power Management > Switching Regulator > Step-Down (Buck) Regulators > Multiple Output Buck | External Power Switch Buck Controllers
Andere Namen:
LTC7851IUHH-1PBF, LTC7851IUHH-1 PBF, LTC7851IUHH1#PBF, LTC7851IUHH 1#PBF