Datasheet Linear Technology LTC3374 — Даташит
| Производитель | Linear Technology |
| Серия | LTC3374 |
8-канальные параллельные 1A понижающие DC / DC
Datasheets
Datasheet LTC3374
PDF, 460 Кб, Язык: анг., Файл закачен: 20 сен 2017, Страниц: 26
8-Channel Parallelable 1A Buck DC/DCs
8-Channel Parallelable 1A Buck DC/DCs
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Цены
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| LTC3374AIUHF#PBF Linear Technology | от 26 ₽ | ||
| LTC3374AEUHF#PBF Analog Devices | от 1 310 ₽ | ||
| LTC3374EUHF#TRPBF Linear Technology | по запросу | ||
| LTC3374HUHF#PBF Linear Technology | по запросу | ||
Корпус / Упаковка / Маркировка
| LTC3374EFE#PBF | LTC3374EFE#TRPBF | LTC3374EUHF#PBF | LTC3374EUHF#TRPBF | LTC3374HFE#PBF | LTC3374HFE#TRPBF | LTC3374HUHF#PBF | LTC3374HUHF#TRPBF | LTC3374IFE#PBF | LTC3374IFE#TRPBF | LTC3374IUHF#PBF | LTC3374IUHF#TRPBF | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 |
| Корпус | TSSOP-38 Габаритный чертеж корпуса | TSSOP-38 Габаритный чертеж корпуса | 5x7 QFN-38 Габаритный чертеж корпуса | 5x7 QFN-38 Габаритный чертеж корпуса | TSSOP-38 Габаритный чертеж корпуса | TSSOP-38 Габаритный чертеж корпуса | 5x7 QFN-38 Габаритный чертеж корпуса | 5x7 QFN-38 Габаритный чертеж корпуса | TSSOP-38 Габаритный чертеж корпуса | TSSOP-38 Габаритный чертеж корпуса | 5x7 QFN-38 Габаритный чертеж корпуса | 5x7 QFN-38 Габаритный чертеж корпуса |
| Код корпуса | FE | FE | UHF | UHF | FE | FE | UHF | UHF | FE | FE | UHF | UHF |
| Индекс корпуса | 05-08-1772 | 05-08-1772 | 05-08-1701 | 05-08-1701 | 05-08-1772 | 05-08-1772 | 05-08-1701 | 05-08-1701 | 05-08-1772 | 05-08-1772 | 05-08-1701 | 05-08-1701 |
| Количество выводов | 38 | 38 | 38 | 38 | 38 | 38 | 38 | 38 | 38 | 38 | 38 | 38 |
Параметры
| Parameters / Models | LTC3374EFE#PBF | LTC3374EFE#TRPBF | LTC3374EUHF#PBF | LTC3374EUHF#TRPBF | LTC3374HFE#PBF | LTC3374HFE#TRPBF | LTC3374HUHF#PBF | LTC3374HUHF#TRPBF | LTC3374IFE#PBF | LTC3374IFE#TRPBF | LTC3374IUHF#PBF | LTC3374IUHF#TRPBF |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Архитектура | 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 | DC1953A | DC1953A | DC1953A | DC1953A | DC1953A | DC1953A | DC1953A | DC1953A | DC1953A | DC1953A | DC1953A | DC1953A |
| Design Tools | LTspice Model | LTspice Model | LTspice Model | LTspice Model | LTspice Model | LTspice Model | LTspice Model | LTspice Model | LTspice Model | LTspice Model | LTspice Model | LTspice Model |
| Экспортный контроль | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет |
| Основные особенности | Burst Mode, 100% Duty Cycle, Resistor Set Frequency, External Synchronization, Temperature Monitor | Burst Mode, 100% Duty Cycle, Resistor Set Frequency, External Synchronization, Temperature Monitor | Burst Mode, 100% Duty Cycle, Resistor Set Frequency, External Synchronization, Temperature Monitor | Burst Mode, 100% Duty Cycle, Resistor Set Frequency, External Synchronization, Temperature Monitor | Burst Mode, 100% Duty Cycle, Resistor Set Frequency, External Synchronization, Temperature Monitor | Burst Mode, 100% Duty Cycle, Resistor Set Frequency, External Synchronization, Temperature Monitor | Burst Mode, 100% Duty Cycle, Resistor Set Frequency, External Synchronization, Temperature Monitor | Burst Mode, 100% Duty Cycle, Resistor Set Frequency, External Synchronization, Temperature Monitor | Burst Mode, 100% Duty Cycle, Resistor Set Frequency, External Synchronization, Temperature Monitor | Burst Mode, 100% Duty Cycle, Resistor Set Frequency, External Synchronization, Temperature Monitor | Burst Mode, 100% Duty Cycle, Resistor Set Frequency, External Synchronization, Temperature Monitor | Burst Mode, 100% Duty Cycle, Resistor Set Frequency, External Synchronization, Temperature Monitor |
| Тактовая частота, kHz | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 |
| Frequency Adjust Range | 1MHz - 3MHz | 1MHz - 3MHz | 1MHz - 3MHz | 1MHz - 3MHz | 1MHz - 3MHz | 1MHz - 3MHz | 1MHz - 3MHz | 1MHz - 3MHz | 1MHz - 3MHz | 1MHz - 3MHz | 1MHz - 3MHz | 1MHz - 3MHz |
| Frequency Sync Range | 1MHz - 3MHz | 1MHz - 3MHz | 1MHz - 3MHz | 1MHz - 3MHz | 1MHz - 3MHz | 1MHz - 3MHz | 1MHz - 3MHz | 1MHz - 3MHz | 1MHz - 3MHz | 1MHz - 3MHz | 1MHz - 3MHz | 1MHz - 3MHz |
| Integrated Inductor | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет |
| Ishutdown, мкА | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| Isupply, мА | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 |
| Max Phases | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
| Monolithic | да | да | да | да | да | да | да | да | да | да | да | да |
| Количество выходов | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| Рабочий диапазон температур, °C | от 0 до 85 | от 0 до 85 | от 0 до 85 | от 0 до 85 | от -40 до 125 | от -40 до 125 | от -40 до 125 | от -40 до 125 | от -40 до 85 | от -40 до 85 | от -40 до 85 | от -40 до 85 |
| Выходной ток, A | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Output Current 2, A | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Output Current 3, A | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Polyphase | да | да | да | да | да | да | да | да | да | да | да | да |
| Switch Current, A | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 |
| Switch Current 2, A | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 |
| Switch Current 3, A | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 |
| Synchronous | да | да | да | да | да | да | да | да | да | да | да | да |
| Topology | 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 |
| Topology 2 | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck |
| Topology 3 | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck |
| Vin Max, В | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 |
| Vin Min, В | 2.25 | 2.25 | 2.25 | 2.25 | 2.25 | 2.25 | 2.25 | 2.25 | 2.25 | 2.25 | 2.25 | 2.25 |
| Vout Max, В | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 |
| Vout Max 2, В | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 |
| Vout Max 3, В | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 |
| Vout Maximum | Vout | Vout | Vout | Vout | Vout | Vout | Vout | Vout | Vout | Vout | Vout | Vout |
| Vout Min, В | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 |
| Vout Min 2, В | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 |
| Vout Min 3, В | 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, % | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 |
Экологический статус
| LTC3374EFE#PBF | LTC3374EFE#TRPBF | LTC3374EUHF#PBF | LTC3374EUHF#TRPBF | LTC3374HFE#PBF | LTC3374HFE#TRPBF | LTC3374HUHF#PBF | LTC3374HUHF#TRPBF | LTC3374IFE#PBF | LTC3374IFE#TRPBF | LTC3374IUHF#PBF | LTC3374IUHF#TRPBF | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| RoHS | Совместим | Совместим | Совместим | Совместим | Совместим | Совместим | Совместим | Совместим | Совместим | Совместим | Совместим | Совместим |
Модельный ряд
Серия: LTC3374 (12)
Классификация производителя
- Power Management > Switching Regulator > Step-Down (Buck) Regulators > Multiple Output Buck | Micropower Buck Regulators | Internal Power Switch Buck
- Space & Harsh Environment > Extended Temperature Plastic (H & MP) > Extended Temperature (H & MP) Switching Regulators
