LM5164QDDARQ1: LM5164, Converter, 48V, 100V Input

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Published: 02 March 2022 | Last Updated: 16 August 2024

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LM5164QDDARQ1

LM5164QDDARQ1

Texas Instruments

8 Terminals 6V LM5164 DC DC Voltage Regulator SWITCHING REGULATOR 1 Outputs Up to 1MHz Tape & Reel (TR) 8-PowerSOIC (0.154, 3.90mm Width)

Purchase Guide

8 Terminals 6V LM5164 DC DC Voltage Regulator SWITCHING REGULATOR 1 Outputs Up to 1MHz Tape & Reel (TR) 8-PowerSOIC (0.154, 3.90mm Width)

The LM5164QDDARQ1 synchronous buck converter is designed to regulate over a wide range of input voltages, reducing the requirement for external surge suppression components. The article is going to introduce the features, applications and other details of the component.

This short video introduces the features of LM5164QDDARQ1.

Texas Instruments LM5164/LM5164-Q1 Synchronous Buck DC/DC Converters — New Product Brief | Mouser

LM5164QDDARQ1 Description

The LM5164QDDARQ1 synchronous buck converter is designed to regulate over a wide range of input voltages, reducing the requirement for external surge suppression components. A minimum adjustable on-time of 50 ns allows for significant step-down conversion ratios, allowing direct step-down from a 48-V nominal input to low-voltage rails, reducing system complexity and solution cost. The LM5164QDDARQ1 works at approximately 100 percent duty cycle with input voltage dips as low as 6 V, making it a great choice for wide input supply range industrial and large cell count battery pack applications.


LM5164QDDARQ1 Pinout

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LM5164QDDARQ1 CAD Model

Symbol

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Footprint

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3D Model

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LM5164QDDARQ1 Features

• Designed for reliable and rugged applications

– Wide input voltage range of 6 V to 100 V

– Junction temperature range: –40°C to +150°C

– Fixed 3-ms internal soft-start timer

– Peak and valley current-limit protection

– Input UVLO and thermal shutdown protection

• Suited for scalable Industrial power supplies and battery packs

– Low minimum on- and off-times of 50 ns

– Adjustable switching frequency up to 1 MHz

Diode emulation for high light-load efficiency

– 10.5-µA no-load input quiescent current

– 3-µA shutdown quiescent current

– Optimized for CISPR 32 EMI standard

• Integration reduces solution size and cost

– COT mode control architecture

– Integrated 0.725-Ω NFET buck switch supports wide duty-cycle range

– Integrated 0.34-Ω NFET synchronous rectifier

eliminates external Schottky diode

– 1.2-V internal voltage reference

– No loop compensation components

– Internal VCC bias regulator and boot diode

– Open-drain power good indicator

– 8-Pin SOIC package with PowerPAD™

• Create a custom design using WEBENCH® power designer


LM5164QDDARQ1 Functional Block Diagram

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LM5164QDDARQ1 Recommended Operating Conditions



MINNOMMAXUNIT
VINIn put voltage6
100V
VSWSwitch node voltage100V
VEN/UVLOEnable voltage100V
ILOADLoad current
11.25A
FSWSwitching frequency1000kHz
cbstExternal BST to SW capacitance2.2nF
tONProgrammable on -time50
10000ns


LM5164QDDARQ1 Equivalents

Part NumberDescriptionManufacturer
LM5164QDDATQ1POWER CIRCUITS6-V to 100-V input, 1-A synchronous DC-DC buck converter with ultra-low IQ 8-SO PowerPAD -40 to 150Texas Instruments
BD9207FPS-E2POWER CIRCUITSSwitching Regulator, 1.5A, 990kHz Switching Freq-Max, PSSO4, ROHS COMPLIANT, TO-252, 5 PINROHM Semiconductor
PLM5164DDATPOWER CIRCUITS6-V to 100-V Input, 1-A Synchronous Buck DC-DC Converter With Ultra-Low IQ 8-SO PowerPAD -40 to 150Texas Instruments
BD9207FPSPOWER CIRCUITSSwitching Regulator, 1.5A, 990kHz Switching Freq-Max, PSSO4, ROHS COMPLIANT, TO-252, 5 PINROHM Semiconductor
LMZ36002RVQRPOWER CIRCUITS4.5V to 60V, 2A Step-Down Power Module in QFN Package 43-B3QFN -40 to 105Texas Instruments
LM5164DDATPOWER CIRCUITS6-V to 100-V input, 1-A synchronous buck DC-DC converter with ultra-low IQ 8-SO PowerPAD -40 to 150Texas Instruments
LMZ34202RVQRPOWER CIRCUITS4.5V to 42V, 2A Step-Down Power Module in QFN Package 43-B3QFN -40 to 105Texas Instruments


LM5164QDDARQ1 Advantages

• Reduced board space: The new device's thermally efficient, small-form integrated circuit (SOIC) PowerPADTM packaging is 5 mm x 6 mm, which is 30% smaller than competitive offerings. Designers can use the LM5164QDDARQ1 to develop a complete power supply design with a footprint of 105 mm2, which is more than 10% smaller than competitive products.

• High light load efficiency: The LM5164QDDARQ1 has a very low typical standby static current of 10-A. When compared to rival methods, this delivers a 10% light-load efficiency, a 24 V to 5 V conversion at 1-mA loads, and extends battery life.

• Simple and cost-effective design: A standard 8-pin SOIC box, few external components, and WEBENCH® Power Designer simplify and decrease design costs.


LM5164QDDARQ1 Electrical Characteristics

PARAMETERTEST CONDITIONSMINTYPMAXUNIT
SUPPLYCURRENT
IQ-SHUTDOWNVIN shutdown currentVEn = 0V
315pA
IQ-SLEEP1VIN sleep currentVEn = 2.5 V, VFb = 1.5V
10.525pA
IQ-ACTIVEVIN active currentVEn = 2.5 V
600880pA
EN/UVLO
VSD-RISINGShutdown thresholdVEN/UVLO rising1.1V
VSD-FALLINGShutdown thresholdVEN/UVLO falling0.45V
VEN-RISINGEnable thresholdVEN/UVLO rising1.451.51.55V
VEN-FALLINGEnable thresholdVEN/UVLO falling1.351.41.44V
FEEDBACK
VREFFB regulation voltageVfb falling1.1811.21.218V
TIMING
tON1On-time1Vvin = 6 V, Rron = 75 kQ5000ns
tON2On-time2Vvin = 6 V, Rron = 25 kQ650ns
tON3On-time3Vvin = 12 V, Rron = 75 kQ2550ns
tON4On-time4Vvin = 12 V, Rron = 25 kQ830ns
PGOOD
VPG-UTHFB upper threshold for PGOOD high to lowVfb rising1.1051.141.175V
VPG-LTHFB lower threshold for PGOOD high to lowVfb falling1.0551.081.1V
VPG-HYSPGOOD upper a nd lower threshold hysteresisVfb falling60mV
rpgPGOOD pulldown resistanceVFB 1 V30Q
BOOTSTRAP
VBST-UVGate drive UVLOVbst rising
2.73.4V
POWERSWITCHES
rdson-hsHigh-side MOSFET RdsonIsw = -100 mA0.725Q
rdson-lsLow-side MOSFET RdsonIsw =100 mA0.34Q


Specifications

Texas Instruments LM5164QDDARQ1 technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments LM5164QDDARQ1.
  • Type
    Parameter
  • Factory Lead Time
    6 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.

    8-PowerSOIC (0.154, 3.90mm Width)
  • 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~150°C TJ
  • 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.

    Tape & Reel (TR)
  • Series

    In electronic components, the "Series" refers to a group of products that share similar characteristics, designs, or functionalities, often produced by the same manufacturer. These components within a series typically have common specifications but may vary in terms of voltage, power, or packaging to meet different application needs. The series name helps identify and differentiate between various product lines within a manufacturer's catalog.

    Automotive, AEC-Q100
  • Pbfree Code

    The "Pbfree Code" parameter in electronic components refers to the code or marking used to indicate that the component is lead-free. Lead (Pb) is a toxic substance that has been widely used in electronic components for many years, but due to environmental concerns, there has been a shift towards lead-free alternatives. The Pbfree Code helps manufacturers and users easily identify components that do not contain lead, ensuring compliance with regulations and promoting environmentally friendly practices. It is important to pay attention to the Pbfree Code when selecting electronic components to ensure they meet the necessary requirements for lead-free applications.

    yes
  • 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

    2 (1 Year)
  • Number of Terminations
    8
  • 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.

    DUAL
  • Terminal Form

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

    GULL WING
  • 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.

    LM5164
  • 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.

    R-PDSO-G8
  • Function

    The parameter "Function" in electronic components refers to the specific role or purpose that the component serves within an electronic circuit. It defines how the component interacts with other elements, influences the flow of electrical signals, and contributes to the overall behavior of the system. Functions can include amplification, signal processing, switching, filtering, and energy storage, among others. Understanding the function of each component is essential for designing effective and efficient electronic systems.

    Step-Down
  • Number of Outputs
    1
  • Voltage - Input (Max)

    Voltage - Input (Max) is a parameter in electronic components that specifies the maximum voltage that can be safely applied to the input of the component without causing damage. This parameter is crucial for ensuring the proper functioning and longevity of the component. Exceeding the maximum input voltage can lead to electrical overstress, which may result in permanent damage or failure of the component. It is important to carefully adhere to the specified maximum input voltage to prevent any potential issues and maintain the reliability of the electronic system.

    100V
  • Output Type

    The "Output Type" parameter in electronic components refers to the type of signal or data that is produced by the component as an output. This parameter specifies the nature of the output signal, such as analog or digital, and can also include details about the voltage levels, current levels, frequency, and other characteristics of the output signal. Understanding the output type of a component is crucial for ensuring compatibility with other components in a circuit or system, as well as for determining how the output signal can be utilized or processed further. In summary, the output type parameter provides essential information about the nature of the signal that is generated by the electronic component as its output.

    Adjustable
  • Voltage - Input (Min)

    Voltage - Input (Min) refers to the minimum voltage level that an electronic component requires to operate correctly. It indicates the lowest voltage that can be applied to the component while still allowing it to function as intended. If the input voltage falls below this specified minimum, the component may not perform properly or may fail to operate altogether. This parameter is critical for ensuring reliable operation and longevity of the device in electronic circuits.

    6V
  • 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.

    24V
  • 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 REGULATOR
  • Output Configuration

    Output Configuration in electronic components refers to the arrangement or setup of the output pins or terminals of a device. It defines how the output signals are structured and how they interact with external circuits or devices. The output configuration can determine the functionality and compatibility of the component in a circuit design. Common types of output configurations include single-ended, differential, open-drain, and push-pull configurations, each serving different purposes and applications in electronic systems. Understanding the output configuration of a component is crucial for proper integration and operation within a circuit.

    Positive
  • Voltage - Output (Min/Fixed)

    Voltage - Output (Min/Fixed) refers to the minimum fixed output voltage level that an electronic component, such as a voltage regulator or power supply, is designed to provide under specified load conditions. This parameter ensures that the device consistently delivers a reliable voltage that meets the requirements of the connected circuits or components. It is critical for applications where stable and predictable voltage is necessary for proper operation.

    1.2V
  • Topology

    In the context of electronic components, "topology" refers to the arrangement or configuration of the components within a circuit or system. It defines how the components are connected to each other and how signals flow between them. The choice of topology can significantly impact the performance, efficiency, and functionality of the electronic system. Common topologies include series, parallel, star, mesh, and hybrid configurations, each with its own advantages and limitations. Designers carefully select the appropriate topology based on the specific requirements of the circuit to achieve the desired performance and functionality.

    Buck
  • Frequency - Switching

    "Frequency - Switching" in electronic components refers to the rate at which a device, such as a transistor or switching regulator, turns on and off during operation. This parameter is crucial in determining the efficiency and performance of power converters, oscillators, and other circuits that rely on rapid switching. Higher switching frequencies typically allow for smaller component sizes but may require more advanced design considerations to manage heat and electromagnetic interference.

    Up to 1MHz
  • Synchronous Rectifier

    Synchronous rectification is a technique for improving the efficiency of rectification by replacing diodes with actively controlled switches, usually power MOSFETs or power bipolar junction transistors (BJT).

    Yes
  • Length
    4.9mm
  • Width
    3.9mm
  • RoHS Status

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

    ROHS3 Compliant
0 Similar Products Remaining

LM5164QDDARQ1 Applications

• Appliances, power and garden tools

• High-cell-count battery packs (E-Bike, E-Scooter)

• Motor drives, drones, telecom


Parts with Similar Specs

LM5164QDDARQ1 Typical Application Circuit

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LM5164QDDARQ1 Typical Application Circuit


LM5164QDDARQ1 Package

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LM5164QDDARQ1 Manufacturer

Texas Instruments Incorporated (TI) is an American technology company based in Dallas, Texas, that designs and manufactures semiconductors and various integrated circuits, which it sells to electronics designers and manufacturers globally. It is one of the top 10 semiconductor companies worldwide based on sales volume. The company's focus is on developing analog chips and embedded processors, which account for more than 80% of its revenue. TI also produces TI digital light processing technology and education technology products including calculators, micro-controllers, and multi-core processors. The company boasts 45,000 patents around the globe as of 2016.


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Frequently Asked Questions

What is LM5164QDDARQ1 ?

The LM5164QDDARQ1 synchronous buck converter is designed to regulate over a wide range of input voltages, reducing the requirement for external surge suppression components. A minimum adjustable on-time of 50 ns allows for significant step-down conversion ratios, allowing direct step-down from a 48-V nominal input to low-voltage rails, reducing system complexity and solution cost. The LM5164QDDARQ1 works at approximately 100 percent duty cycle with input voltage dips as low as 6 V, making it a great choice for wide input supply range industrial and large cell count battery pack applications.

What is the recommended operating temperature of the component?

-40°C~150°C TJ.

What is the package of the device?

8-PowerSOIC (0.154, 3.90mm Width).

What is the component’s number of terminations?

8.
LM5164QDDARQ1

Texas Instruments

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