Datasheet Linear Technology LT8609 — Ficha de datos
| Fabricante | Linear Technology |
| Serie | LT8609 |
Regulador reductor síncrono de pico de 42 V, 2 A / 3 A con corriente de reposo de 2.5 µA
Hojas de datos
Datasheet LT8609, LT8609A, LT8609B
PDF, 1.5 Mb, Archivo subido: marzo 27, 2018, Páginas: 26
42V, 2A/3A Peak Synchronous Step-Down Regulator with 2.5µA Quiescent Current
42V, 2A/3A Peak Synchronous Step-Down Regulator with 2.5µA Quiescent Current
Extracto del documento
Precios
Embalaje
Paramétricos
| Parameters / Models | LT8609AEMSE#PBF | LT8609AEMSE#TRPBF | LT8609AHMSE#PBF | LT8609AHMSE#TRPBF | LT8609AHMSE16#PBF | LT8609AHMSE16#TRPBF | LT8609AIMSE#PBF | LT8609AIMSE#TRPBF | LT8609BEMSE#PBF | LT8609BEMSE#TRPBF | LT8609BIMSE#PBF | LT8609BIMSE#TRPBF | LT8609EMSE#PBF | LT8609EMSE#TRPBF | LT8609HMSE#PBF | LT8609HMSE#TRPBF | LT8609IMSE#PBF | LT8609IMSE#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 | 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 | Constant Frequency Current Mode | Constant Frequency Current Mode |
| Demo Boards | DC2195B-A | DC2195B-A | DC2195B-A | DC2195B-A | DC2195B-A | DC2195B-A | DC2195B-A | DC2195B-A | DC2195B-A | DC2195B-A | DC2195B-A | DC2195B-A | DC2195B-A | DC2195B-A | DC2195B-A | DC2195B-A | DC2195B-A | DC2195B-A |
| 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 | 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 | LTspice File,LTpowerCAD File | LTspice File,LTpowerCAD File |
| Export Control | no | no | no | no | no | no | no | no | no | no | no | no | no | no | no | no | no | no |
| Features | Burst Mode, Resistor Set Frequency, External Synchronization, Spread Spectrum, Tracking, Power Good | Burst Mode, Resistor Set Frequency, External Synchronization, Spread Spectrum, Tracking, Power Good | Burst Mode, Resistor Set Frequency, External Synchronization, Spread Spectrum, Tracking, Power Good | Burst Mode, Resistor Set Frequency, External Synchronization, Spread Spectrum, Tracking, Power Good | Burst Mode, Resistor Set Frequency, External Synchronization, Spread Spectrum, Tracking, Power Good | Burst Mode, Resistor Set Frequency, External Synchronization, Spread Spectrum, Tracking, Power Good | Burst Mode, Resistor Set Frequency, External Synchronization, Spread Spectrum, Tracking, Power Good | Burst Mode, Resistor Set Frequency, External Synchronization, Spread Spectrum, Tracking, Power Good | Burst Mode, Resistor Set Frequency, External Synchronization, Spread Spectrum, Tracking, Power Good | Burst Mode, Resistor Set Frequency, External Synchronization, Spread Spectrum, Tracking, Power Good | Burst Mode, Resistor Set Frequency, External Synchronization, Spread Spectrum, Tracking, Power Good | Burst Mode, Resistor Set Frequency, External Synchronization, Spread Spectrum, Tracking, Power Good | Burst Mode, Resistor Set Frequency, External Synchronization, Spread Spectrum, Tracking, Power Good | Burst Mode, Resistor Set Frequency, External Synchronization, Spread Spectrum, Tracking, Power Good | Burst Mode, Resistor Set Frequency, External Synchronization, Spread Spectrum, Tracking, Power Good | Burst Mode, Resistor Set Frequency, External Synchronization, Spread Spectrum, Tracking, Power Good | Burst Mode, Resistor Set Frequency, External Synchronization, Spread Spectrum, Tracking, Power Good | Burst Mode, Resistor Set Frequency, External Synchronization, Spread Spectrum, Tracking, Power Good |
| Frequency, kHz | 2200 | 2200 | 2200 | 2200 | 2200 | 2200 | 2200 | 2200 | 2200 | 2200 | 2200 | 2200 | 2200 | 2200 | 2200 | 2200 | 2200 | 2200 |
| Frequency Adjust Range | 200kHz - 2.2MHz | 200kHz - 2.2MHz | 200kHz - 2.2MHz | 200kHz - 2.2MHz | 200kHz - 2.2MHz | 200kHz - 2.2MHz | 200kHz - 2.2MHz | 200kHz - 2.2MHz | 200kHz - 2.2MHz | 200kHz - 2.2MHz | 200kHz - 2.2MHz | 200kHz - 2.2MHz | 200kHz - 2.2MHz | 200kHz - 2.2MHz | 200kHz - 2.2MHz | 200kHz - 2.2MHz | 200kHz - 2.2MHz | 200kHz - 2.2MHz |
| Frequency Sync Range | 200kHz - 2.2MHz | 200kHz - 2.2MHz | 200kHz - 2.2MHz | 200kHz - 2.2MHz | 200kHz - 2.2MHz | 200kHz - 2.2MHz | 200kHz - 2.2MHz | 200kHz - 2.2MHz | 200kHz - 2.2MHz | 200kHz - 2.2MHz | 200kHz - 2.2MHz | 200kHz - 2.2MHz | 200kHz - 2.2MHz | 200kHz - 2.2MHz | 200kHz - 2.2MHz | 200kHz - 2.2MHz | 200kHz - 2.2MHz | 200kHz - 2.2MHz |
| Integrated Inductor | no | no | no | no | no | no | no | no | no | no | no | no | no | no | no | no | no | no |
| Ishutdown, µA | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Isupply, mA | 0.0025 | 0.0025 | 0.0025 | 0.0025 | 0.0025 | 0.0025 | 0.0025 | 0.0025 | 0.0025 | 0.0025 | 0.0025 | 0.0025 | 0.0025 | 0.0025 | 0.0025 | 0.0025 | 0.0025 | 0.0025 |
| Max Phases | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Monolithic | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes |
| Number of Outputs | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 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 125 | -40 to 125 | -40 to 85 | -40 to 85 | 0 to 85 | 0 to 85 | -40 to 85 | -40 to 85 | 0 to 85 | 0 to 85 | -40 to 125 | -40 to 125 | -40 to 85 | -40 to 85 |
| Output Current, A | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Polyphase | no | no | no | no | no | no | no | no | no | no | no | no | no | no | no | no | no | no |
| Subname | LT8609 | LT8609 | LT8609 | LT8609 | LT8609 | LT8609 | LT8609 | LT8609 | LT8609 | LT8609 | LT8609 | LT8609 | LT8609 | LT8609 | LT8609 | LT8609 | LT8609 | LT8609 |
| Switch Current, A | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 |
| Synchronous | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes | yes |
| Topology | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck |
| Topology 1 | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck |
| Vin Max, V | 42 | 42 | 42 | 42 | 42 | 42 | 42 | 42 | 42 | 42 | 42 | 42 | 42 | 42 | 42 | 42 | 42 | 42 |
| Vin Min, V | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
| Vout Max, V | 41.5 | 41.5 | 41.5 | 41.5 | 41.5 | 41.5 | 41.5 | 41.5 | 41.5 | 41.5 | 41.5 | 41.5 | 41.5 | 41.5 | 41.5 | 41.5 | 41.5 | 41.5 |
| Vout Maximum | 41.5V | 41.5V | 41.5V | 41.5V | 41.5V | 41.5V | 41.5V | 41.5V | 41.5V | 41.5V | 41.5V | 41.5V | 41.5V | 41.5V | 41.5V | 41.5V | 41.5V | 41.5V |
| Vout Min, V | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 |
| Vref Accuracy Over Temp, % | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 |
Plan ecológico
| LT8609AEMSE#PBF | LT8609AEMSE#TRPBF | LT8609AHMSE#PBF | LT8609AHMSE#TRPBF | LT8609AHMSE16#PBF | LT8609AHMSE16#TRPBF | LT8609AIMSE#PBF | LT8609AIMSE#TRPBF | LT8609BEMSE#PBF | LT8609BEMSE#TRPBF | LT8609BIMSE#PBF | LT8609BIMSE#TRPBF | LT8609EMSE#PBF | LT8609EMSE#TRPBF | LT8609HMSE#PBF | LT8609HMSE#TRPBF | LT8609IMSE#PBF | LT8609IMSE#TRPBF | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| RoHS | Obediente | Obediente | Obediente | Obediente | Obediente | Obediente | Obediente | Obediente | Obediente | Obediente | Obediente | Obediente | Obediente | Obediente | Obediente | Obediente | Obediente | Obediente |
Linea modelo
Serie: LT8609 (18)
- LT8609AEMSE#PBF LT8609AEMSE#TRPBF LT8609AHMSE#PBF LT8609AHMSE#TRPBF LT8609AHMSE16#PBF LT8609AHMSE16#TRPBF LT8609AIMSE#PBF LT8609AIMSE#TRPBF LT8609BEMSE#PBF LT8609BEMSE#TRPBF LT8609BIMSE#PBF LT8609BIMSE#TRPBF LT8609EMSE#PBF LT8609EMSE#TRPBF LT8609HMSE#PBF LT8609HMSE#TRPBF LT8609IMSE#PBF LT8609IMSE#TRPBF
Clasificación del fabricante
- Power Management > Switching Regulator > Step-Down (Buck) Regulators > Micropower Buck Regulators | Internal Power Switch Buck | High Input Voltage Buck
- Space & Harsh Environment > Extended Temperature Plastic (H & MP) > Extended Temperature (H & MP) Switching Regulators