Datasheet Linear Technology LT3970 — Даташит
Производитель | Linear Technology |
Серия | LT3970 |
Понижающий стабилизатор 40 В, 350 мА с током покоя 2,5 мкА и встроенными диодами
Datasheets
Datasheet LT3970
PDF, 330 Кб, Язык: анг., Файл закачен: 19 сен 2017, Страниц: 22
40V, 350mA Step-Down Regulator with 2.5μA Quiescent Current and Integrated Diodes
40V, 350mA Step-Down Regulator with 2.5μA Quiescent Current and Integrated Diodes
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Цены
![]() 38 предложений от 24 поставщиков Линейный стабилизатор напряжения LT3970EMS-3.3 MSOP-10; 40V, 350mA Step-Down Regulator with 2.5lA Quiescent Current and Integrated Diodes | |||
LT3970EDDB#TRMPBF Linear Technology | от 246 ₽ | ||
LT3970EMS-3.3 Analog Devices | от 347 ₽ | ||
LT3970EMS#PBF Linear Technology | 426 ₽ | ||
LT3970IDDB-PBF | по запросу |
Корпус / Упаковка / Маркировка
Параметры
Parameters / Models | LT3970EDDB#PBF | LT3970EDDB#TRMPBF | LT3970EDDB#TRPBF | LT3970EDDB-3.3#PBF | LT3970EDDB-3.3#TRMPBF | LT3970EDDB-3.3#TRPBF | LT3970EDDB-3.42#PBF | LT3970EDDB-3.42#TRMPBF | LT3970EDDB-3.42#TRPBF | LT3970EDDB-5#PBF | LT3970EDDB-5#TRMPBF | LT3970EDDB-5#TRPBF | LT3970EMS#PBF | LT3970EMS#TRPBF | LT3970EMS-3.3#PBF | LT3970EMS-3.3#TRPBF | LT3970EMS-5#PBF | LT3970EMS-5#TRPBF | LT3970HMS#PBF | LT3970HMS#TRPBF | LT3970HMS-3.3#PBF | LT3970HMS-3.3#TRPBF | LT3970HMS-5#PBF | LT3970HMS-5#TRPBF | LT3970IDDB#PBF | LT3970IDDB#TRMPBF | LT3970IDDB#TRPBF | LT3970IDDB-3.3#PBF | LT3970IDDB-3.3#TRMPBF | LT3970IDDB-3.3#TRPBF | LT3970IDDB-5#PBF | LT3970IDDB-5#TRMPBF | LT3970IDDB-5#TRPBF | LT3970IMS#PBF | LT3970IMS#TRPBF | LT3970IMS-3.3#PBF | LT3970IMS-3.3#TRPBF | LT3970IMS-5#PBF | LT3970IMS-5#TRPBF |
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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 | 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 | 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 | DC1566A | DC1566A | DC1566A | DC1566A | DC1566A | DC1566A | DC1566A | DC1566A | DC1566A | DC1566A | DC1566A | DC1566A | DC1566A | DC1566A | DC1566A | DC1566A | DC1566A | DC1566A | DC1566A | DC1566A | DC1566A | DC1566A | DC1566A | DC1566A | DC1566A | DC1566A | DC1566A | DC1566A | DC1566A | DC1566A | DC1566A | DC1566A | DC1566A | DC1566A | DC1566A | DC1566A | DC1566A | DC1566A | DC1566A |
Design Tools | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model | LTspice File,LTpowerCAD Model |
Экспортный контроль | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет |
Основные особенности | Burst Mode, Resistor Set Frequency, Power Good | Burst Mode, Resistor Set Frequency, Power Good | Burst Mode, Resistor Set Frequency, Power Good | Burst Mode, Resistor Set Frequency, Power Good | Burst Mode, Resistor Set Frequency, Power Good | Burst Mode, Resistor Set Frequency, Power Good | Burst Mode, Resistor Set Frequency, Power Good | Burst Mode, Resistor Set Frequency, Power Good | Burst Mode, Resistor Set Frequency, Power Good | Burst Mode, Resistor Set Frequency, Power Good | Burst Mode, Resistor Set Frequency, Power Good | Burst Mode, Resistor Set Frequency, Power Good | Burst Mode, Resistor Set Frequency, Power Good | Burst Mode, Resistor Set Frequency, Power Good | Burst Mode, Resistor Set Frequency, Power Good | Burst Mode, Resistor Set Frequency, Power Good | Burst Mode, Resistor Set Frequency, Power Good | Burst Mode, Resistor Set Frequency, Power Good | Burst Mode, Resistor Set Frequency, Power Good | Burst Mode, Resistor Set Frequency, Power Good | Burst Mode, Resistor Set Frequency, Power Good | Burst Mode, Resistor Set Frequency, Power Good | Burst Mode, Resistor Set Frequency, Power Good | Burst Mode, Resistor Set Frequency, Power Good | Burst Mode, Resistor Set Frequency, Power Good | Burst Mode, Resistor Set Frequency, Power Good | Burst Mode, Resistor Set Frequency, Power Good | Burst Mode, Resistor Set Frequency, Power Good | Burst Mode, Resistor Set Frequency, Power Good | Burst Mode, Resistor Set Frequency, Power Good | Burst Mode, Resistor Set Frequency, Power Good | Burst Mode, Resistor Set Frequency, Power Good | Burst Mode, Resistor Set Frequency, Power Good | Burst Mode, Resistor Set Frequency, Power Good | Burst Mode, Resistor Set Frequency, Power Good | Burst Mode, Resistor Set Frequency, Power Good | Burst Mode, Resistor Set Frequency, Power Good | Burst Mode, Resistor Set Frequency, Power Good | Burst Mode, Resistor Set Frequency, Power Good |
Тактовая частота, kHz | 2200 | 2200 | 2200 | 2200 | 2200 | 2200 | 2200 | 2200 | 2200 | 2200 | 2200 | 2200 | 2200 | 2200 | 2200 | 2200 | 2200 | 2200 | 2200 | 2200 | 2200 | 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 | 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 | 200kHz - 2.2MHz | 200kHz - 2.2MHz | 200kHz - 2.2MHz |
Integrated Inductor | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет |
Ishutdown, мкА | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 |
Isupply, мА | 0.0017 | 0.0017 | 0.0017 | 0.0017 | 0.0017 | 0.0017 | 0.0017 | 0.0017 | 0.0017 | 0.0017 | 0.0017 | 0.0017 | 0.0017 | 0.0017 | 0.0017 | 0.0017 | 0.0017 | 0.0017 | 0.0017 | 0.0017 | 0.0017 | 0.0017 | 0.0017 | 0.0017 | 0.0017 | 0.0017 | 0.0017 | 0.0017 | 0.0017 | 0.0017 | 0.0017 | 0.0017 | 0.0017 | 0.0017 | 0.0017 | 0.0017 | 0.0017 | 0.0017 | 0.0017 |
Max Phases | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
Monolithic | да | да | да | да | да | да | да | да | да | да | да | да | да | да | да | да | да | да | да | да | да | да | да | да | да | да | да | да | да | да | да | да | да | да | да | да | да | да | да |
Количество выходов | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
Рабочий диапазон температур, °C | от 0 до 85 | от 0 до 85 | от 0 до 85 | от 0 до 85 | от 0 до 85 | от 0 до 85 | от 0 до 85 | от 0 до 85 | от 0 до 85 | от 0 до 85 | от 0 до 85 | от 0 до 85 | от 0 до 85 | от 0 до 85 | 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 125 | от -40 до 125 | от -40 до 85 | от -40 до 85 | от -40 до 85 | от -40 до 85 | от -40 до 85 | от -40 до 85 | от -40 до 85 | от -40 до 85 | от -40 до 85 | от -40 до 85 | от -40 до 85 | от -40 до 85 | от -40 до 85 | от -40 до 85 | от -40 до 85 |
Выходной ток, A | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 | 0.35 |
Polyphase | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет |
Switch Current, A | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 |
Synchronous | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет | нет |
Topology | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck | Buck |
Vin Max, В | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 |
Vin Min, В | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 |
Vout Max, В | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 |
Vout Maximum | 25V | 25V | 25V | 25V | 25V | 25V | 25V | 25V | 25V | 25V | 25V | 25V | 25V | 25V | 25V | 25V | 25V | 25V | 25V | 25V | 25V | 25V | 25V | 25V | 25V | 25V | 25V | 25V | 25V | 25V | 25V | 25V | 25V | 25V | 25V | 25V | 25V | 25V | 25V |
Vout Min, В | 1.21 | 1.21 | 1.21 | 1.21 | 1.21 | 1.21 | 1.21 | 1.21 | 1.21 | 1.21 | 1.21 | 1.21 | 1.21 | 1.21 | 1.21 | 1.21 | 1.21 | 1.21 | 1.21 | 1.21 | 1.21 | 1.21 | 1.21 | 1.21 | 1.21 | 1.21 | 1.21 | 1.21 | 1.21 | 1.21 | 1.21 | 1.21 | 1.21 | 1.21 | 1.21 | 1.21 | 1.21 | 1.21 | 1.21 |
Vref Accuracy Over Temp, % | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
Экологический статус
Модельный ряд
Серия: LT3970 (39)
- LT3970EDDB#PBF LT3970EDDB#TRMPBF LT3970EDDB#TRPBF LT3970EDDB-3.3#PBF LT3970EDDB-3.3#TRMPBF LT3970EDDB-3.3#TRPBF LT3970EDDB-3.42#PBF LT3970EDDB-3.42#TRMPBF LT3970EDDB-3.42#TRPBF LT3970EDDB-5#PBF LT3970EDDB-5#TRMPBF LT3970EDDB-5#TRPBF LT3970EMS#PBF LT3970EMS#TRPBF LT3970EMS-3.3#PBF LT3970EMS-3.3#TRPBF LT3970EMS-5#PBF LT3970EMS-5#TRPBF LT3970HMS#PBF LT3970HMS#TRPBF LT3970HMS-3.3#PBF LT3970HMS-3.3#TRPBF LT3970HMS-5#PBF LT3970HMS-5#TRPBF LT3970IDDB#PBF LT3970IDDB#TRMPBF LT3970IDDB#TRPBF LT3970IDDB-3.3#PBF LT3970IDDB-3.3#TRMPBF LT3970IDDB-3.3#TRPBF LT3970IDDB-5#PBF LT3970IDDB-5#TRMPBF LT3970IDDB-5#TRPBF LT3970IMS#PBF LT3970IMS#TRPBF LT3970IMS-3.3#PBF LT3970IMS-3.3#TRPBF LT3970IMS-5#PBF LT3970IMS-5#TRPBF
Классификация производителя
- Power Management > Switching Regulator > Step-Down (Buck) Regulators > Internal Power Switch Buck | High Input Voltage Buck | Micropower Buck Regulators
- Space & Harsh Environment > Extended Temperature Plastic (H & MP) > Extended Temperature (H & MP) Switching Regulators