Datasheet Linear Technology LTC3561A — Datenblatt
| Hersteller | Linear Technology |
| Serie | LTC3561A |
1A, 4MHz, synchroner Abwärts-DC / DC-Wandler
Datenblätter
Datasheet LTC3561A
PDF, 364 Kb, Sprache: en, Datei hochgeladen: Sep 22, 2017, Seiten: 20
1A, 4MHz, Synchronous Step-Down DC/DC Converter
1A, 4MHz, Synchronous Step-Down DC/DC Converter
Auszug aus dem Dokument
Preise
Verpackung
| LTC3561AEDD#PBF | LTC3561AEDD#TRPBF | LTC3561AIDD#PBF | LTC3561AIDD#TRPBF | |
|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 |
| Package | 3x3 DFN-8 Paketumrisszeichnung | 3x3 DFN-8 Paketumrisszeichnung | 3x3 DFN-8 Paketumrisszeichnung | 3x3 DFN-8 Paketumrisszeichnung |
| Package Code | DD | DD | DD | DD |
| Package Index | 05-08-1698 | 05-08-1698 | 05-08-1698 | 05-08-1698 |
| Pin Count | 8 | 8 | 8 | 8 |
Parameter
| Parameters / Models | LTC3561AEDD#PBF | LTC3561AEDD#TRPBF | LTC3561AIDD#PBF | LTC3561AIDD#TRPBF |
|---|---|---|---|---|
| Architecture | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode |
| Demo Boards | DC1072B | DC1072B | DC1072B | DC1072B |
| Design Tools | LTspice File,LTpowerCAD File | LTspice File,LTpowerCAD File | LTspice File,LTpowerCAD File | LTspice File,LTpowerCAD File |
| Export Control | no | no | no | no |
| Features | Burst Mode, Resistor Set Frequency, 100% Duty Cycle | Burst Mode, Resistor Set Frequency, 100% Duty Cycle | Burst Mode, Resistor Set Frequency, 100% Duty Cycle | Burst Mode, Resistor Set Frequency, 100% Duty Cycle |
| Frequency, kHz | 4000 | 4000 | 4000 | 4000 |
| Frequency Adjust Range | 200kHz to 4MHz | 200kHz to 4MHz | 200kHz to 4MHz | 200kHz to 4MHz |
| Integrated Inductor | no | no | no | no |
| Ishutdown, µA | 0.1 | 0.1 | 0.1 | 0.1 |
| Isupply, mA | 0.33 | 0.33 | 0.33 | 0.33 |
| Max Phases | 1 | 1 | 1 | 1 |
| Monolithic | yes | yes | yes | yes |
| Number of Outputs | 1 | 1 | 1 | 1 |
| Operating Temperature Range, °C | 0 to 85 | 0 to 85 | -40 to 85 | -40 to 85 |
| Output Current, A | 1 | 1 | 1 | 1 |
| Polyphase | no | no | no | no |
| Switch Current, A | 2 | 2 | 2 | 2 |
| Synchronous | yes | yes | yes | yes |
| Topology | Buck | Buck | Buck | Buck |
| Vin Max, V | 5.5 | 5.5 | 5.5 | 5.5 |
| Vin Min, V | 2.5 | 2.5 | 2.5 | 2.5 |
| Vout Max, V | 5 | 5 | 5 | 5 |
| Vout Maximum | Vin | Vin | Vin | Vin |
| Vout Min, V | 0.8 | 0.8 | 0.8 | 0.8 |
| Vref Accuracy Over Temp, % | 2 | 2 | 2 | 2 |
Öko-Plan
| LTC3561AEDD#PBF | LTC3561AEDD#TRPBF | LTC3561AIDD#PBF | LTC3561AIDD#TRPBF | |
|---|---|---|---|---|
| RoHS | Compliant | Compliant | Compliant | Compliant |
Modellreihe
Serie: LTC3561A (4)
Herstellerklassifikation
- Power Management > Switching Regulator > Step-Down (Buck) Regulators > Internal Power Switch Buck