Linear Technology/Analog Devices LTC1923EUH#PBF
Linear Technology/Analog Devices LTC1923EUH#PBF
LTC1923 Datasheet Outline Dimensions_1
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Linear Technology/Analog Devices LTC1923EUH#PBF

Power Management 2.7V~5.5V 32 Terminations Specialized Power Management ICs

Manufacturer No:

LTC1923EUH#PBF

Utmel No:

153-LTC1923EUH#PBF

Package:

32-WFQFN Exposed Pad

ECAD Model:

Description:

32 Terminations 2.7V~5.5V LTC1923 Specialized Power Management ICs 2mA 1 Functions

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LTC1923EUH#PBF information

Specifications
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Product Details
Linear Technology/Analog Devices LTC1923EUH#PBF technical specifications, attributes, parameters and parts with similar specifications to Linear Technology/Analog Devices LTC1923EUH#PBF.
  • Type
    Parameter
  • Factory Lead Time
    8 Weeks
  • Mounting Type

    The "Mounting Type" in electronic components refers to the method used to attach or connect a component to a circuit board or other substrate, such as through-hole, surface-mount, or panel mount.

    Surface Mount
  • Package / Case

    refers to the protective housing that encases an electronic component, providing mechanical support, electrical connections, and thermal management.

    32-WFQFN Exposed Pad
  • Surface Mount

    having leads that are designed to be soldered on the side of a circuit board that the body of the component is mounted on.

    YES
  • Operating Temperature

    The operating temperature is the range of ambient temperature within which a power supply, or any other electrical equipment, operate in. This ranges from a minimum operating temperature, to a peak or maximum operating temperature, outside which, the power supply may fail.

    -40°C~85°C
  • Packaging

    Semiconductor package is a carrier / shell used to contain and cover one or more semiconductor components or integrated circuits. The material of the shell can be metal, plastic, glass or ceramic.

    Tube
  • Published
    1999
  • JESD-609 Code

    The "JESD-609 Code" in electronic components refers to a standardized marking code that indicates the lead-free solder composition and finish of electronic components for compliance with environmental regulations.

    e3
  • Part Status

    Parts can have many statuses as they progress through the configuration, analysis, review, and approval stages.

    Active
  • Moisture Sensitivity Level (MSL)

    Moisture Sensitivity Level (MSL) is a standardized rating that indicates the susceptibility of electronic components, particularly semiconductors, to moisture-induced damage during storage and the soldering process, defining the allowable exposure time to ambient conditions before they require special handling or baking to prevent failures

    1 (Unlimited)
  • Number of Terminations
    32
  • ECCN Code

    An ECCN (Export Control Classification Number) is an alphanumeric code used by the U.S. Bureau of Industry and Security to identify and categorize electronic components and other dual-use items that may require an export license based on their technical characteristics and potential for military use.

    EAR99
  • Terminal Finish

    Terminal Finish refers to the surface treatment applied to the terminals or leads of electronic components to enhance their performance and longevity. It can improve solderability, corrosion resistance, and overall reliability of the connection in electronic assemblies. Common finishes include nickel, gold, and tin, each possessing distinct properties suitable for various applications. The choice of terminal finish can significantly impact the durability and effectiveness of electronic devices.

    Matte Tin (Sn)
  • Applications

    The parameter "Applications" in electronic components refers to the specific uses or functions for which a component is designed. It encompasses various fields such as consumer electronics, industrial automation, telecommunications, automotive, and medical devices. Understanding the applications helps in selecting the right components for a particular design based on performance, reliability, and compatibility requirements. This parameter also guides manufacturers in targeting their products to relevant markets and customer needs.

    Thermoelectric Cooler/Heater
  • HTS Code

    HTS (Harmonized Tariff Schedule) codes are product classification codes between 8-1 digits. The first six digits are an HS code, and the countries of import assign the subsequent digits to provide additional classification. U.S. HTS codes are 1 digits and are administered by the U.S. International Trade Commission.

    8542.39.00.01
  • Voltage - Supply

    Voltage - Supply refers to the range of voltage levels that an electronic component or circuit is designed to operate with. It indicates the minimum and maximum supply voltage that can be applied for the device to function properly. Providing supply voltages outside this range can lead to malfunction, damage, or reduced performance. This parameter is critical for ensuring compatibility between different components in a circuit.

    2.7V~5.5V
  • Terminal Position

    In electronic components, the term "Terminal Position" refers to the physical location of the connection points on the component where external electrical connections can be made. These connection points, known as terminals, are typically used to attach wires, leads, or other components to the main body of the electronic component. The terminal position is important for ensuring proper connectivity and functionality of the component within a circuit. It is often specified in technical datasheets or component specifications to help designers and engineers understand how to properly integrate the component into their circuit designs.

    QUAD
  • Terminal Form

    Occurring at or forming the end of a series, succession, or the like; closing; concluding.

    NO LEAD
  • Peak Reflow Temperature (Cel)

    Peak Reflow Temperature (Cel) is a parameter that specifies the maximum temperature at which an electronic component can be exposed during the reflow soldering process. Reflow soldering is a common method used to attach electronic components to a circuit board. The Peak Reflow Temperature is crucial because it ensures that the component is not damaged or degraded during the soldering process. Exceeding the specified Peak Reflow Temperature can lead to issues such as component failure, reduced performance, or even permanent damage to the component. It is important for manufacturers and assemblers to adhere to the recommended Peak Reflow Temperature to ensure the reliability and functionality of the electronic components.

    260
  • Number of Functions
    1
  • Supply Voltage

    Supply voltage refers to the electrical potential difference provided to an electronic component or circuit. It is crucial for the proper operation of devices, as it powers their functions and determines performance characteristics. The supply voltage must be within specified limits to ensure reliability and prevent damage to components. Different electronic devices have specific supply voltage requirements, which can vary widely depending on their design and intended application.

    5V
  • Terminal Pitch

    The center distance from one pole to the next.

    0.5mm
  • Time@Peak Reflow Temperature-Max (s)

    Time@Peak Reflow Temperature-Max (s) refers to the maximum duration that an electronic component can be exposed to the peak reflow temperature during the soldering process, which is crucial for ensuring reliable solder joint formation without damaging the component.

    30
  • Base Part Number

    The "Base Part Number" (BPN) in electronic components serves a similar purpose to the "Base Product Number." It refers to the primary identifier for a component that captures the essential characteristics shared by a group of similar components. The BPN provides a fundamental way to reference a family or series of components without specifying all the variations and specific details.

    LTC1923
  • Pin Count

    a count of all of the component leads (or pins)

    32
  • JESD-30 Code

    JESD-30 Code refers to a standardized descriptive designation system established by JEDEC for semiconductor-device packages. This system provides a systematic method for generating designators that convey essential information about the package's physical characteristics, such as size and shape, which aids in component identification and selection. By using JESD-30 codes, manufacturers and engineers can ensure consistency and clarity in the specification of semiconductor packages across various applications and industries.

    S-PQCC-N32
  • Qualification Status

    An indicator of formal certification of qualifications.

    Not Qualified
  • Input Voltage-Nom

    Input Voltage-Nom refers to the nominal or rated input voltage that an electronic component or device is designed to operate within. This parameter specifies the voltage level at which the component is expected to function optimally and safely. It is important to ensure that the actual input voltage supplied to the component does not exceed this nominal value to prevent damage or malfunction. Manufacturers provide this specification to guide users in selecting the appropriate power supply or input voltage source for the component. It is a critical parameter to consider when designing or using electronic circuits to ensure reliable performance and longevity of the component.

    5V
  • Power Supplies

    an electronic circuit that converts the voltage of an alternating current (AC) into a direct current (DC) voltage.?

    5V
  • Analog IC - Other Type

    Analog IC - Other Type is a parameter used to categorize electronic components that are integrated circuits (ICs) designed for analog signal processing but do not fall into more specific subcategories such as amplifiers, comparators, or voltage regulators. These ICs may include specialized analog functions such as analog-to-digital converters (ADCs), digital-to-analog converters (DACs), voltage references, or signal conditioning circuits. They are typically used in various applications where precise analog signal processing is required, such as in audio equipment, instrumentation, communication systems, and industrial control systems. Manufacturers provide detailed specifications for these components to help engineers select the most suitable IC for their specific design requirements.

    SWITCHING CONTROLLER
  • Current - Supply

    Current - Supply is a parameter in electronic components that refers to the maximum amount of electrical current that the component can provide to the circuit it is connected to. It is typically measured in units of amperes (A) and is crucial for determining the power handling capability of the component. Understanding the current supply rating is important for ensuring that the component can safely deliver the required current without overheating or failing. It is essential to consider this parameter when designing circuits to prevent damage to the component and ensure proper functionality of the overall system.

    2mA
  • Input Voltage (Min)

    Input Voltage (Min) is a parameter in electronic components that specifies the minimum voltage level required for the component to operate properly. It indicates the lowest voltage that can be safely applied to the component without causing damage or malfunction. This parameter is crucial for ensuring the reliable and safe operation of the component within its specified operating range. It is important for designers and engineers to consider the minimum input voltage requirement when selecting and using electronic components in their circuits to prevent potential issues such as underperformance or failure.

    2.7V
  • Control Mode

    In electronic components, "Control Mode" refers to the method or mode of operation used to regulate or control the behavior of the component. This parameter determines how the component responds to input signals or commands to achieve the desired output. The control mode can vary depending on the specific component and its intended function, such as voltage regulation, current limiting, or frequency modulation. Understanding the control mode of an electronic component is crucial for proper integration and operation within a circuit or system.

    VOLTAGE-MODE
  • Input Voltage (Max)

    Input Voltage (Max) refers to the maximum voltage that an electronic component can safely handle without getting damaged. This parameter is crucial for ensuring the proper functioning and longevity of the component. Exceeding the maximum input voltage can lead to overheating, electrical breakdown, or even permanent damage to the component. It is important to carefully consider and adhere to the specified maximum input voltage when designing or using electronic circuits to prevent any potential issues or failures.

    5.5V
  • Control Technique

    In electronic components, "Control Technique" refers to the method or approach used to regulate and manage the operation of the component. This parameter is crucial in determining how the component functions within a circuit or system. Different control techniques can include analog control, digital control, pulse-width modulation (PWM), and various feedback mechanisms. The choice of control technique can impact the performance, efficiency, and overall functionality of the electronic component. It is important to select the appropriate control technique based on the specific requirements and characteristics of the application in which the component will be used.

    PULSE WIDTH MODULATION
  • Switcher Configuration

    Switcher Configuration in electronic components refers to the arrangement or setup of a switcher circuit, which is a type of power supply that converts one form of electrical energy into another. The configuration of a switcher circuit includes the specific components used, such as transistors, diodes, capacitors, and inductors, as well as their interconnections and control mechanisms. The switcher configuration determines the efficiency, voltage regulation, and other performance characteristics of the power supply. Different switcher configurations, such as buck, boost, buck-boost, and flyback, are used for various applications depending on the desired output voltage and current requirements. Understanding and selecting the appropriate switcher configuration is crucial in designing reliable and efficient power supply systems for electronic devices.

    PUSH-PULL
  • Switching Frequency-Max

    Switching Frequency-Max is a parameter in electronic components that refers to the maximum frequency at which the device can switch on and off within a given period of time. This parameter is crucial in determining the performance and efficiency of the component, especially in applications such as power supplies, inverters, and motor drives. A higher switching frequency allows for faster operation and can result in smaller component sizes, reduced power losses, and improved overall system performance. However, it is important to consider the trade-offs between switching frequency, efficiency, and heat dissipation to ensure optimal operation of the electronic component.

    270kHz
  • Length
    5mm
  • Height Seated (Max)

    Height Seated (Max) is a parameter in electronic components that refers to the maximum allowable height of the component when it is properly seated or installed on a circuit board or within an enclosure. This specification is crucial for ensuring proper fit and alignment within the overall system design. Exceeding the maximum seated height can lead to mechanical interference, electrical shorts, or other issues that may impact the performance and reliability of the electronic device. Manufacturers provide this information to help designers and engineers select components that will fit within the designated space and function correctly in the intended application.

    0.8mm
  • Width
    5mm
  • RoHS Status

    RoHS means “Restriction of Certain Hazardous Substances” in the “Hazardous Substances Directive” in electrical and electronic equipment.

    ROHS3 Compliant
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Download datasheets and manufacturer documentation for Linear Technology/Analog Devices LTC1923EUH#PBF.

Product Description: LTC1923EUH#PBF Switching Controller

Description

The LTC1923EUH#PBF is a specialized switching controller designed by Linear Technology/Analog Devices. This IC is optimized for thermoelectric cooler/heater applications, providing precise control over the temperature management systems. With its voltage-mode control and pulse width modulation technique, it ensures efficient and reliable operation within a wide range of input voltages.

Features

  • Voltage-Mode Control: The LTC1923EUH#PBF operates in voltage-mode control, allowing for precise regulation of the output voltage.
  • Pulse Width Modulation: Utilizing pulse width modulation (PWM) technique, this IC offers high efficiency and flexibility in controlling the switching frequency.
  • Low Power Consumption: With a supply current of only 2mA, it minimizes power consumption while maintaining high performance.
  • Wide Operating Range: The IC can operate within an input voltage range of 2.7V to 5.5V, making it suitable for various power supply configurations.
  • High Frequency Operation: It supports switching frequencies up to 270kHz, enabling fast response times in thermoelectric applications.
  • Surface Mount Package: The 32-WFQFN exposed pad package ensures easy surface mount integration with modern PCB designs.
  • Compliance with Industry Standards: The IC is ROHS3 compliant and meets JESD-30 and JESD-609 standards for reliability and quality.

Applications

  1. Primary Applications:
  2. Thermoelectric Coolers/Heaters: The primary application of the LTC1923EUH#PBF is in thermoelectric cooler/heater systems where precise temperature control is crucial.
  3. Other specialized power management systems requiring high efficiency and low power consumption.

  4. Secondary Applications:

  5. General-purpose power management circuits requiring voltage-mode control and PWM operation.
  6. Medical devices or industrial equipment needing precise temperature control.

Alternative Parts

While there may not be exact alternatives to the LTC1923EUH#PBF, other similar products from Linear Technology/Analog Devices include: - LTC1922: A similar switching controller with slightly different specifications but similar functionality. - Other specialized switching controllers from Linear Technology/Analog Devices that can be used in similar applications.

Embedded Modules

The LTC1923EUH#PBF is commonly used in various embedded systems including: - Temperature control modules for industrial automation. - Medical device modules requiring precise temperature management. - Automotive systems needing efficient power management solutions.

In summary, the LTC1923EUH#PBF is a highly specialized IC designed specifically for thermoelectric cooler/heater applications, offering advanced features like voltage-mode control and PWM operation within a compact surface mount package. Its wide operating range, low power consumption, and compliance with industry standards make it an ideal choice for various specialized power management systems.