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UC3845BDG PMIC - Voltage Regulators - DC DC Switching Controllers от ON Semiconductor

UC3845BDG — это компонент категории PMIC - Voltage Regulators - DC DC Switching Controllers от ON Semiconductor в упаковке 14SOIC. Его обычно проверяют для IC REG CTRLR BOOST/FLYBK 14SOIC. На этой странице указаны текущие остатки TrustCompo, уровни цен, данные по корпусу, доступ к datasheet, compliance-атрибуты, варианты отгрузки со склада Hong Kong, подтверждение оплаты и RFQ-варианты для покупателей, которым нужно подтвердить именно этот ordering code.

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UC3845BDG PMIC - Voltage Regulators - DC DC Switching Controllers от ON Semiconductor | TrustCompo
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  • Гарантия 365 днейПоддержка после покупки помогает закупщикам разбирать вопросы качества в понятный срок проверки.
  • Отправка в течение 24-48 часовДоступные позиции могут быть быстро отправлены после подтверждения цены, количества и деталей доставки.
  • 100% проверка на контрафактКомпоненты проходят проверку подлинности и инспекцию перед отгрузкой.

Ключевые характеристики

Номер детали

UC3845BDG

Внутренний код

TCE000113883

Упаковка

14SOIC

Производитель
ON Semiconductor

Ключевые характеристики

Серия

-

Минимальное количество

1

Категория
Integrated Circuits (ICs)
Описание

IC REG CTRLR BOOST/FLYBK 14SOIC

Основные характеристики

-

Техническое описание
Открыть datasheet UC3845BDG

Сигналы доверия

Качество и доверие

Проверьте credentials TrustCompo, поддержку traceability, anti-counterfeit handling и inspection controls перед отправкой RFQ.

4 сертификата
  • ISO 9001

    Процессы менеджмента качества для более стабильной закупки и обращения с продукцией.

  • AS9120B

    Контроль дистрибуции авиационного уровня для прослеживаемости и надежности.

  • ISO 14001

    Экологическая дисциплина в операционных и складских процессах.

  • ESD Control

    Стандарты защиты от электростатического разряда для чувствительных компонентов.

RFQ checklist

Процесс заказа

Подтвердите ключевые данные закупки для UC3845BDG до RFQ, выпуска PO и планирования отгрузки.

  1. 1

    Подтвердить MPN

    Укажите точный part number, производителя, package и approval constraints в RFQ.

  2. 2

    Проверить склад и цену

    Проверьте live availability, MOQ, lead time, финальную цену и налоговые условия до PO.

  3. 3

    Согласовать документы

    Подтвердите datasheet, CoC, traceability, lifecycle notes и scope инспекции, если требуется.

  4. 4

    Организовать отгрузку

    Выпустите PO и согласуйте DHL, FedEx, UPS или buyer forwarder shipment из Hong Kong.

Перед выпуском PO

Проверка детали

  • Точный MPN подтвержден: UC3845BDG
  • Корпус для проверки: 14SOIC

Коммерческие условия

  • Live stock и срок поставки подтверждены через RFQ
  • Финальная цена и налоговые условия подтверждены до выпуска PO

Отгрузка и документы

  • Ship-from location: склад Hong Kong
  • Способ доставки: DHL, FedEx, UPS или аккаунт экспедитора покупателя

Обзор продукта

Обзор

Проверьте sourcing context для UC3845BDG от ON Semiconductor, включая идентификацию товара, применимость, package notes и закупочные детали.


The UC3844B, UC3845B series are high performance fixed frequency current mode controllers.
They are specifically designed for Off−Line and dc−dc converter applications offering the designer a cost−effective solution with minimal external components.
These integrated circuits feature an oscillator, a temperature compensated reference, high gain error amplifier, current sensing comparator, and a high current totem pole output ideally suited for driving a power MOSFET.
Features
• Trimmed Oscillator for Precise Frequency Control
• Oscillator Frequency Guaranteed at 250 kHz
• Current Mode Operation to 500 kHz Output Switching Frequency
• Output Deadtime Adjustable from 50% to 70%
• Automatic Feed Forward Compensation
• Latching PWM for Cycle−By−Cycle Current Limiting
• Internally Trimmed Reference with Undervoltage Lockout
• High Current Totem Pole Output
• Undervoltage Lockout with Hysteresis
• Low Startup and Operating Current
• Pb−Free Packages are Available

Технические параметры

Параметры

Сравните сгруппированные параметры UC3845BDG от ON Semiconductor, включая package, series, key attributes и technical values для engineering и sourcing review.

  • Product Parameter

    Terminal Finish

    Tin (Sn)

  • Product Parameter

    Analog IC - Other Type

    SWITCHING CONTROLLER

  • Product Parameter

    Time at Peak Reflow Temperature (Max)

    40

  • Product Parameter

    Rise Time

    50ns

  • Product Parameter

    Control Features

    Frequency Control

  • Product Parameter

    Function

    CURRENT-MODE

UC3845BDG Product Parameter
ПараметрЗначение
Terminal Finish

Specifies the plating material on component terminals, affecting solderability, corrosion resistance, and long-term reliability. Compare finishes like tin, gold, or silver for your assembly process and environmental requirements. Verify against datasheet for compliance.

Tin (Sn)
Analog IC - Other Type

Select this category when the analog integrated circuit does not fit standard classifications like op-amps, comparators, or regulators. Verify the exact function and pinout in the datasheet to ensure compatibility with your circuit design and performance requirements.

SWITCHING CONTROLLER
Time at Peak Reflow Temperature (Max)

Specifies the maximum duration a component can withstand at the peak reflow temperature during soldering. Critical for evaluating solder joint reliability and preventing thermal damage. Verify against the datasheet's recommended soldering profile to ensure proper assembly.

40
Rise Time

Time required for a signal to transition from a low to a high level, typically measured between 10% and 90% of the amplitude. Important for digital interfaces, switching regulators, and pulse circuits. Check the datasheet for test conditions and load capacitance.

50ns
Control Features

Specifies additional control functions like enable, soft-start, or power-good. These features affect system design and sequencing. Verify which controls are available in the datasheet to ensure compatibility with your application requirements.

Frequency Control
Function

Specifies the logical or operational function of the component, such as switching, amplification, or regulation. This attribute helps identify the device's role in a circuit. Verify the function against the datasheet to ensure it matches your application requirements.

CURRENT-MODE
Frequency - Switching

Indicates the switching frequency of a power converter or regulator. Higher frequencies allow smaller magnetics but may increase losses. Compare with your design's efficiency and EMI requirements, and verify the actual range in the datasheet.

500kHz
Voltage - Supply (Vcc/Vdd)

Indicates the recommended supply voltage range for the component. This is critical for proper operation and must be matched to your power rail. Always verify the absolute maximum ratings and recommended operating conditions in the datasheet to avoid damage or malfunction.

7.6V~30V
RF Family/Standard

Indicates the wireless communication standard or protocol family, such as Bluetooth, Wi-Fi, or Zigbee. Helps identify compatibility with target applications and system requirements. Verify against the datasheet to ensure the device supports the required RF standard.

15V
Output Configuration

Specifies the topology of the output stage, such as push-pull, open collector, or half-bridge. This determines how the device drives loads and interfaces with external circuitry. Verify against the datasheet to ensure compatibility with your application's requirements.

Positive or Negative, Isolation Capable
Input Voltage (Max)

Specifies the highest DC or AC voltage that can be safely applied to the input pins without causing damage or malfunction. Verify this limit against your power supply design and derating requirements to ensure reliable operation over the full temperature range.

25V
Number of Backplanes

Indicates how many backplane boards the system or chassis can accommodate. Compare this value with your enclosure's slot capacity and the backplane's form factor to ensure proper fit and signal routing. Verify against the datasheet for supported configurations.

48 %
UC3845BDG Export Classifications & Environmental
ПараметрЗначение
JESD-609 Code

This code indicates the terminal finish material per JESD-609 standard. It helps identify the plating type for soldering compatibility and environmental compliance. Check the datasheet for the exact code and its meaning.

e3
RoHS Status

Indicates whether the component complies with the EU RoHS directive restricting hazardous substances. Buyers should verify this status for regulatory compliance and market access. Check the datasheet or certificate for exact compliance details.

ROHS3 Compliant
REACH SVHC

Indicates whether the product contains substances of very high concern as per the REACH regulation. Buyers should verify this for compliance with EU environmental standards, especially when exporting to Europe. Check the manufacturer's declaration or datasheet for accurate SVHC status.

No SVHC
Moisture Sensitivity Level (MSL)

Indicates the floor life of a component before it must be baked prior to soldering. Higher levels require stricter handling and shorter exposure times. Verify the MSL rating in the datasheet to ensure proper storage and assembly conditions.

1 (Unlimited)
ECCN Code

Export Control Classification Number assigned by the U.S. Commerce Department. It determines export licensing requirements for electronic components. Verify the ECCN against the manufacturer's datasheet or export compliance documentation before shipping internationally.

EAR99
UC3845BDG Product Attribute
ПараметрЗначение
Part Status

Lifecycle status of the part, such as active or obsolete. Indicates availability and long-term support from the manufacturer. Check this before design-in to avoid last-time buys or supply disruptions. Verify with the datasheet or distributor for current status.

Active
Lifecycle Status

Current stage in the product's lifecycle, such as Active, Obsolete, or End of Life. This indicates availability and long-term supply risk. Check this before designing in a part to ensure it will be available for your product's production lifetime.

ACTIVE (Last Updated: 4 days ago)
Lead Free

Indicates whether the component is manufactured without lead, complying with RoHS and similar regulations. Check this attribute to ensure environmental compliance for your market. Verify against the datasheet for exact material declarations.

Lead Free
Packaging

Indicates the form of delivery for the component, such as tape and reel, tube, or tray. This affects handling, storage, and assembly processes. Verify the packaging type matches your production requirements and equipment compatibility.

Tube
Mounting Type

Specifies how the component is attached to the PCB, such as through-hole or surface mount. This affects assembly processes, thermal performance, and mechanical strength. Buyers should verify compatibility with their manufacturing capabilities and design requirements.

Surface Mount
Published

Published indicates the date when the product data was released or updated in the catalog. It helps buyers assess the freshness of the information and whether the component is current or possibly obsolete. Check the datasheet for the latest revisions.

2002
Halogen Free

Confirms whether the component is manufactured without halogenated compounds, such as bromine or chlorine, which are restricted in many industries due to environmental and safety regulations. Important for compliance with green standards and for use in sensitive applications.

Halogen Free
Categories

Lists the product categories or classifications assigned to this component, such as connectors, capacitors, or modules. This helps in filtering and comparing similar parts. Review the categories to ensure the component fits your application and to find alternative parts in the same class.

Integrated Circuits (ICs)
Terminal Position

Position of the terminals on the package, such as dual-in-line, gull-wing, or J-lead. This affects PCB layout, soldering, and thermal performance. Engineers must ensure the terminal position matches the footprint and assembly capabilities of their manufacturing line.

DUAL
Peak Reflow Temperature (Cel)

Maximum temperature during reflow soldering that the component can withstand. This is critical for solder joint reliability and preventing damage. Verify that the peak reflow temperature is compatible with your soldering profile and the component's moisture sensitivity level.

260
Terminal Form

Describes the physical configuration of the component's leads or pads, such as through-hole, surface mount, or gull-wing. This affects PCB layout, soldering process, and mechanical fit. Confirm compatibility with your assembly method and footprint.

GULL WING
Operating Temperature

Specifies the ambient temperature range within which the component reliably functions. Compare this with your application's thermal environment to ensure proper operation. Always verify against the datasheet for derating curves and maximum ratings.

0°C~70°C TA
Factory Lead Time

Indicates the typical duration from order confirmation to shipment from the manufacturer's facility. This helps you plan production schedules and inventory. Verify current lead times with your distributor or supplier, as they may vary based on order quantity, product availability, and market conditions.

2 Weeks
Manufacturer

Identifies the company that designed and produced the component. Buyers often filter by manufacturer to ensure brand reliability, quality standards, and supply chain consistency. Verify the manufacturer against the datasheet and official packaging to avoid counterfeit parts.

ON Semiconductor
Subcategory

A more specific classification within the main product category, such as 'Ceramic Capacitor' under 'Capacitors'. This helps narrow down search results and compare similar components. Use it to filter products with similar characteristics and intended applications.

Switching Regulator or Controllers
Package / Case

Physical package or case type of the component, defining its dimensions, mounting style, and thermal characteristics. Common types include SMD, through-hole, BGA, and QFN. Choose the package that fits your PCB layout and assembly process. Verify the exact package code in the datasheet for footprint compatibility.

14-SOIC (0.154, 3.90mm Width)
Width

Physical width of the component body, typically in millimeters. Essential for PCB footprint design and mechanical fit. Verify against the datasheet to ensure proper clearance and compatibility with your board layout and enclosure.

4mm
Number of Pins

Total number of pins or contacts on the component. This determines the footprint and mating connector requirements. Always match the pin count to your PCB layout and connector specification to ensure proper electrical and mechanical connection.

14
Height

Physical height of the component, measured from the mounting surface to the topmost point. This dimension is critical for clearance in compact assemblies and for ensuring proper fit within enclosures. Always verify against the datasheet for tolerance and mounting considerations.

1.5mm
Number of Terminations

Indicates the total number of electrical connection points on the component, such as pins or pads. This is critical for PCB footprint design and assembly. Verify it matches the package specification to ensure proper soldering and connectivity.

14
Mounting Type

Specifies how the component attaches to the PCB or assembly, such as surface mount, through-hole, or chassis mount. This affects soldering process, mechanical stability, and thermal performance. Verify compatibility with your board layout and assembly capabilities.

Surface Mount
Pb-Free Code

Indicates whether the component is lead-free per RoHS or other directives. Buyers use this to verify environmental compliance and avoid restricted substances. Always confirm with the datasheet or certificate of compliance.

yes
Technology

Manufacturing technology or process used for the component, such as thin film, thick film, or semiconductor process. Affects performance, stability, and cost. Confirm the technology matches your application requirements and environmental conditions.

BIPOLAR
Number of Outputs

Specifies how many independent output channels the component provides. Compare this when selecting power supplies, drivers, or modules to ensure the device can drive all required loads. Always verify against the datasheet for exact output configuration.

1
Length

Specifies the physical length of the component body, typically in millimeters. This dimension is critical for PCB layout and mechanical fit. Verify against the datasheet to ensure proper clearance and alignment in your design.

8.75mm
Output Current

Current supplied at the output, indicating the load-driving capability of the component. This is crucial for ensuring the component can drive downstream circuitry without overheating or voltage drop. Compare with your load requirements and check the datasheet for maximum ratings.

200mA
Max Supply Current

Maximum current drawn from the power supply under specified operating conditions. Compare this value across similar components to estimate power consumption and thermal load. Always verify against the datasheet for your exact supply voltage and load scenario.

17mA
Synchronous Rectifier

Indicates whether the device uses synchronous rectification to improve efficiency by replacing diodes with low-resistance MOSFETs. Check this attribute when comparing power supply designs, as it affects thermal performance and conversion losses. Verify against the datasheet for the specific topology.

No
Output Type

Specifies the electrical form of the output signal, such as digital, analog, or open collector. This determines how the component interfaces with your circuit. Verify the output type against your system requirements and the datasheet to ensure proper signal compatibility and avoid logic level mismatches.

Transistor Driver
Sub-Categories

Indicates the specific product subcategories or classifications within the broader component family. Helps narrow down search results and identify the exact type of component needed for your design. Review the subcategory to ensure compatibility with your application.

PMIC - Voltage Regulators - DC DC Switching Controllers
Data Rate (Max)

Maximum data transfer rate supported. This is crucial for high-speed communication interfaces. Ensure the component can handle your required throughput with margin. Compare with the datasheet's specifications to avoid bottlenecks in your data path.

PULSE WIDTH MODULATION
Serial Interfaces

List of supported serial communication interfaces, such as SPI, I2C, UART, or CAN. This determines how the component communicates with your system. Verify that the required interfaces are available and compatible with your microcontroller or processor.

SINGLE
Package Contents

Specifies the items included in the product package, such as connectors, cables, mounting hardware, or documentation. Verify this list against the datasheet or manual to ensure you have all necessary components for installation and operation.

50 ns
Base Part Number

Identifies the core product family without package, grade, or option suffixes. Use this to compare equivalent components across manufacturers and to locate the primary datasheet. Verify the full ordering code against the manufacturer's specification before design-in.

UC384*B
Output Voltage

Specifies the regulated voltage level available at the output pin under specified load and input conditions. Compare this value with your circuit requirements and verify against the datasheet's tolerance and temperature derating.

13.4V
Display & Interface Controllers

Specifies the type of controller IC used to drive displays or manage communication interfaces. Verify compatibility with your display panel or bus protocol. Compare power consumption, supported resolutions, and interface standards before selecting a part for your design.

Step-Up, Step-Up/Step-Down
ESD Protection

Indicates whether the component has built-in electrostatic discharge protection. This is crucial for devices that interface with external connectors or are handled during assembly. ESD protection helps prevent damage from static electricity, improving reliability in harsh environments. Verify if your application requires this feature.

Boost, Flyback
Frequency

Operating frequency of the component, typically the clock or switching frequency. This determines the speed of operation and affects power dissipation and signal integrity. Verify the frequency range against your application's requirements and the datasheet specifications.

52kHz
Manufacturer's Part No.

The unique part number assigned by the original component manufacturer. Use this to cross-reference datasheets, verify specifications, and ensure the exact component matches your design requirements. Always confirm the number against the manufacturer's official documentation.

UC3845BDG

Предпросмотр datasheet

Datasheet PDF viewer

Просмотрите datasheet для UC3845BDG от ON Semiconductor, чтобы проверить package, electrical characteristics, application notes и document evidence до RFQ.

ON Semiconductor

UC3845BDG

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Документы уведомлений

PCN / product notice documents

0 документов

Публичные PCN / PDN записи сейчас не показаны

Для UC3845BDG сейчас не показан публичный product notice document. Подтвердите PCN, PDN, EOL, date code и lifecycle status во время RFQ до производственной закупки.

Частые вопросы

FAQ по товару

Точные ответы для покупателей, которые проверяют ordering code UC3845BDG, упаковку, наличие, datasheet и путь замены.

Что означает UC3845BDG?

UC3845BDG — это точный ordering code для компонента категории PMIC - Voltage Regulators - DC DC Switching Controllers от ON Semiconductor. Текущий корпус указан как 14SOIC, а контекст позиции включает IC REG CTRLR BOOST/FLYBK 14SOIC. Используйте полный код при запросе склада, цены, datasheet или compliance-подтверждения.

Как покупателям проверить ordering code UC3845BDG?

Рассматривайте UC3845BDG как полный ordering code при RFQ и инженерной проверке. Подтвердите указанный корпус 14SOIC, документацию производителя ON Semiconductor, ordering table в datasheet, reel или packing details и требования внутреннего утверждения до замены или выпуска PO.

В каком корпусе поставляется UC3845BDG?

UC3845BDG сейчас указан с корпусом 14SOIC от ON Semiconductor. Перед утверждением закупки подтвердите manufacturer package drawing, footprint, pinout, tape-and-reel данные и требования к приемке.

UC3845BDG сейчас доступен для заказа?

UC3845BDG сейчас помечен на странице как позиция с наличием. Перед заказом подтвердите корпус (14SOIC), указанный склад (59928), доступное количество (57138), нужное количество, срок поставки, финальную цену, compliance-требования и совпадение точного ordering code через RFQ.

Где сравнить альтернативы для UC3845BDG?

Для UC3845BDG сейчас не опубликован список связанных альтернатив. Отправьте RFQ с количеством, ограничениями по корпусу и требованиями к утверждению, чтобы TrustCompo помогла проверить возможные replacement options.