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Details
| Topologie | Abwärtswandler |
| Eingangsspannung | 7-14 V |
| Schaltfrequenz | 400 kHz |
| Ausgang 1 | 1 V / 200 A |
Beschreibung
Demonstration circuit 2631A features the LT C®7852 in two high output current, high efficiency step down converters each with its own assembly type. The converter for the -A assembly provides two 3-phase outputs of 1.0V/100A and 1.5V/100A.
Eigenschaften
- Sub-Milliohm DCR Sensing or DrMOS with CurrentSense Improves Efficiency
- Operates with Power Blocks, DrMOS or External Gate Drivers and MOSFETs
- ±0.5% Total Output Voltage Accuracy
- Flexible Phase Configuration
- Dual Output Current Monitoring
- tON(MIN) = 40ns, Capable of Very Low Duty Cycles atHigh Frequency
- Dual Differential Remote Sensing Amplifiers
- Programmable Frequency Range of 250kHz to 1.2MHz
- VIN Range Is Not Limited by IC
- VCC Range: 4.5V to 5.5V
- VOUT Range: 0.5V to 2.0V
- 48 Lead (5mm × 6mm) GQFN for LTC7852
- 36 Lead (4mm × 5mm) QFN for LTC7852-1
Typische Anwendungen
- Computer Systems
- DC Power Distribution Systems
- Telecom and Datacom Systems
Weiterführende Informationen
Artikeldaten
Artikel Nr. | Datenblatt | Simulation | Downloads | Status | Produktserie | L(nH) | LR(nH) | ISAT,10%(A) | ISAT,30%(A) | RDC(mΩ) | fres(MHz) | Material | Pins | Typ | Montageart | L(mm) | H(mm) | IR(A) | Arbeitsspannung(V (AC)) | Betriebstemperatur | Muster | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | WE-HCM SMT-Hochstrominduktivität, 250 nH, 250 nH | Status Aktivi| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre. | ProduktserieWE-HCM SMT-Hochstrominduktivität | Induktivität250 nH | Nenninduktivität250 nH | Sättigungsstrom 154.4 A | Sättigungsstrom @ 30%64.7 A | Gleichstromwiderstand0.32 mΩ | Eigenresonanzfrequenz33 MHz | MaterialMnZn | Pins2 | – | MontageartSMT | Länge11.3 mm | Höhe8.9 mm | Nennstrom38 A | – | Betriebstemperatur -40 °C up to +125 °C | ||||
 | WR-PHD Kurzschlussbrücken, –, – | Simulation– | Status Aktivi| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre. | ProduktserieWR-PHD Kurzschlussbrücken | – | – | – | – | – | – | – | Pins2 | – | – | – | – | Nennstrom3 A | Arbeitsspannung200 V (AC) | Betriebstemperatur -25 °C up to +105 °C | |||
 | WR-PHD Stiftleisten, –, – | Simulation– | Status Aktivi| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre. | ProduktserieWR-PHD Stiftleisten | – | – | – | – | – | – | – | Pins3 | TypGerade | MontageartTHT | Länge6 mm | – | Nennstrom2 A | Arbeitsspannung200 V (AC) | Betriebstemperatur -40 °C up to +105 °C |