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LM5164QDDATQ1 +BOM

6-V to 100-V input, 1-A synchronous DC-DC buck converter with ultra-low IQ

LM5164QDDATQ1 Information

Description

Here's a concise introduction to the LM5164QDDATQ1: The LM5164QDDATQ1 is an automotive-grade synchronous buck converter chip designed by Texas Instruments. This high-efficiency regulator operates within a wide input voltage range of 3.8V to 65V, making it suitable for various applications such as automotive power supplies, industrial power supplies, home appliances, networking equipment, and LED lighting. The integrated MOSFETs simplify design, while adjustable frequency and voltage tracking enable flexibility. Additionally, the LM5164QDDATQ1 offers protection features like overcurrent and thermal shutdown to prevent damage from excessive current or high temperatures. With its robust performance and automotive-grade rating, this device is an ideal choice for demanding applications requiring high reliability and efficiency.

Features

The LM5164QDDATQ1 features include:

  • High-efficiency synchronous buck regulator
  • Wide input voltage range of 3.8V to 65V
  • Integrated high-side and low-side MOSFETs for simplified design
  • Adjustable frequency and voltage tracking for enhanced flexibility
  • Protection features:
  • + Overcurrent protection
  • + Thermal shutdown

Package

The package type of LM5164QDDATQ1 is an 8-PowerSOIC (0.154", 3.90mm Width).

Pinout

According to Texas Instruments, the LM5164QDDATQ1 is an 8-pin PowerSOIC (0.154", 3.90mm Width) synchronous buck converter chip.

Here are the pin functions:

  • Pin 1: VCC (Input supply voltage)
  • Pin 2: GND (Reference ground)
  • Pin 3: OUT (Output load connection)
  • Pin 4: SS (Soft-start input)
  • Pin 5: SYNC (Synchronization input)
  • Pin 6: COMP (Compensation pin)
  • Pin 7: IN (Input voltage connection)
  • Pin 8: STBY (Standy input)

These pins allow for control of the converter's operation, such as soft-starting, synchronizing with an external clock, and providing compensation for output regulation.

Manufacturer

The manufacturer of the LM5164QDDATQ1 is Texas Instruments (TI). TI is a leading semiconductor company that designs, manufactures, tests, and sells analog and embedded processing chips. The company was founded in 1930 and is headquartered in Dallas, Texas. TI is known for its wide range of products, including power management, data conversion, and microcontroller solutions, which are used in various industries such as automotive, industrial, medical, and consumer electronics.

Applications

The LM5164QDDATQ1 is suitable for automotive power supplies, industrial power supplies, home appliances, networking equipment, and LED lighting applications due to its high-efficiency synchronous buck regulator design, wide input voltage range, and protection features. Its adjustable frequency and voltage tracking also enhance flexibility in various applications.

Equivalent

Based on Texas Instruments' product catalog and industry trends, some potential equivalent products to the LM5164QDDATQ1 could be:

  • Texas Instruments' own LM5140 and LM5121 synchronous buck converters
  • Analog Devices' ADP8868 and ADP8805 synchronous buck converters
  • ON Semiconductor's NCP5563 and NCP5601 synchronous buck converters

These products offer similar features, such as high efficiency, adjustable frequency, and overcurrent protection. However, please note that equivalent products may not be exact matches, but rather alternatives with similar performance characteristics.

Specifications

Category Integrated Circuits (ICs)Power Management (PMIC)Voltage Regulators - DC DC Switching Regulators Function Step-Down
Output Configuration Positive Topology Buck
Output Type Adjustable Number of Outputs 1
Voltage - Input (Min) 6V Voltage - Input (Max) 100V
Voltage - Output (Min/Fixed) 1.2V Voltage - Output (Max) 100V
Current - Output 1A Frequency - Switching Up to 1MHz
Synchronous Rectifier Yes Operating Temperature -40°C ~ 150°C (TJ)
Mounting Type Surface Mount Base Product Number LM5164
Package/Case HSOIC-8

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Ratings and Reviews

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M
M**r 06/26/2024

Waited three weeks, but it came. But the give 5 star

6
J
J**i 06/23/2024

Kudos to Avaq for their exceptional delivery speed and top-notch customer service. The STM32F303VCT6 components I received were in pristine condition, thanks to their careful packaging.

14
L
L**e 05/16/2024

Very slow delivery, the goods went 5 days.

12
P
P**r 12/01/2020

Testano up to 1.5 a. Doing great.

3

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