Datasheet Linear Technology LTC3614 — Datenblatt
| Hersteller | Linear Technology |
| Serie | LTC3614 |
Monolithischer synchroner 4A, 4MHz DC / DC-Abwärtswandler
Datenblätter
Datasheet LTC3614
PDF, 808 Kb, Sprache: en, Datei hochgeladen: Sep 22, 2017, Seiten: 30
4A, 4MHz Monolithic Synchronous Step-Down DC/DC Converter
4A, 4MHz Monolithic Synchronous Step-Down DC/DC Converter
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Preise
Verpackung
| LTC3614EUDD#PBF | LTC3614EUDD#TRPBF | LTC3614HUDD#PBF | LTC3614HUDD#TRPBF | LTC3614IUDD#PBF | LTC3614IUDD#TRPBF | LTC3614MPUDD#PBF | LTC3614MPUDD#TRPBF | |
|---|---|---|---|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
| Package | 3x5 QFN-24 Paketumrisszeichnung | 3x5 QFN-24 Paketumrisszeichnung | 3x5 QFN-24 Paketumrisszeichnung | 3x5 QFN-24 Paketumrisszeichnung | 3x5 QFN-24 Paketumrisszeichnung | 3x5 QFN-24 Paketumrisszeichnung | 3x5 QFN-24 Paketumrisszeichnung | 3x5 QFN-24 Paketumrisszeichnung |
| Package Code | UDD | UDD | UDD | UDD | UDD | UDD | UDD | UDD |
| Package Index | 05-08-1833 | 05-08-1833 | 05-08-1833 | 05-08-1833 | 05-08-1833 | 05-08-1833 | 05-08-1833 | 05-08-1833 |
| Pin Count | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 |
Parameter
| Parameters / Models | LTC3614EUDD#PBF | LTC3614EUDD#TRPBF | LTC3614HUDD#PBF | LTC3614HUDD#TRPBF | LTC3614IUDD#PBF | LTC3614IUDD#TRPBF | LTC3614MPUDD#PBF | LTC3614MPUDD#TRPBF |
|---|---|---|---|---|---|---|---|---|
| Architecture | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode | Constant Frequency Current Mode |
| Demo Boards | DC1467A | DC1467A | DC1467A | DC1467A | DC1467A | DC1467A | DC1467A | DC1467A |
| Design Tools | LTspice File,LTpowerCAD File | LTspice File,LTpowerCAD File | LTspice File,LTpowerCAD File | LTspice File,LTpowerCAD File | LTspice File,LTpowerCAD File | LTspice File,LTpowerCAD File | LTspice File,LTpowerCAD File | LTspice File,LTpowerCAD File |
| Export Control | no | no | no | no | no | no | no | no |
| Features | Burst Mode, Resistor Set Frequency, Tracking, DDR Mode, Power Good, 100% Duty Cycle | Burst Mode, Resistor Set Frequency, Tracking, DDR Mode, Power Good, 100% Duty Cycle | Burst Mode, Resistor Set Frequency, Tracking, DDR Mode, Power Good, 100% Duty Cycle | Burst Mode, Resistor Set Frequency, Tracking, DDR Mode, Power Good, 100% Duty Cycle | Burst Mode, Resistor Set Frequency, Tracking, DDR Mode, Power Good, 100% Duty Cycle | Burst Mode, Resistor Set Frequency, Tracking, DDR Mode, Power Good, 100% Duty Cycle | Burst Mode, Resistor Set Frequency, Tracking, DDR Mode, Power Good, 100% Duty Cycle | Burst Mode, Resistor Set Frequency, Tracking, DDR Mode, Power Good, 100% Duty Cycle |
| Frequency, kHz | 4000 | 4000 | 4000 | 4000 | 4000 | 4000 | 4000 | 4000 |
| Frequency Adjust Range | Up to 4MHz | Up to 4MHz | Up to 4MHz | Up to 4MHz | Up to 4MHz | Up to 4MHz | Up to 4MHz | Up to 4MHz |
| Integrated Inductor | no | no | no | no | no | no | no | no |
| Ishutdown, µA | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 |
| Isupply, mA | 0.075 | 0.075 | 0.075 | 0.075 | 0.075 | 0.075 | 0.075 | 0.075 |
| Max Phases | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Monolithic | yes | yes | yes | yes | yes | yes | yes | yes |
| Number of Outputs | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Operating Temperature Range, °C | 0 to 85 | 0 to 85 | -40 to 125 | -40 to 125 | -40 to 85 | -40 to 85 | -55 to 125 | -55 to 125 |
| Output Current, A | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
| Polyphase | no | no | no | no | no | no | no | no |
| Switch Current, A | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 |
| Synchronous | yes | yes | yes | yes | yes | yes | yes | yes |
| Topology | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck |
| Vin Max, V | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 |
| Vin Min, V | 2.25 | 2.25 | 2.25 | 2.25 | 2.25 | 2.25 | 2.25 | 2.25 |
| Vout Max, V | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 |
| Vout Maximum | Vin | Vin | Vin | Vin | Vin | Vin | Vin | Vin |
| Vout Min, V | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 |
| Vswitch Max, V | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
Öko-Plan
| LTC3614EUDD#PBF | LTC3614EUDD#TRPBF | LTC3614HUDD#PBF | LTC3614HUDD#TRPBF | LTC3614IUDD#PBF | LTC3614IUDD#TRPBF | LTC3614MPUDD#PBF | LTC3614MPUDD#TRPBF | |
|---|---|---|---|---|---|---|---|---|
| RoHS | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant |
Modellreihe
Serie: LTC3614 (8)
Herstellerklassifikation
- Power Management > Switching Regulator > Step-Down (Buck) Regulators > Internal Power Switch Buck | Micropower Buck Regulators
- Power Management > Switching Regulator > DDR Memory/Bus Termination
- Space & Harsh Environment > Extended Temperature Plastic (H & MP) > Extended Temperature (H & MP) Switching Regulators