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LM78S40CN +BOM

This DC-DC converter is suitable for a wide range of applications, thanks to its adjustable voltage settings

LM78S40CN Information

Description

The LM78S40CN is a switched-mode power supply controller from Texas Instruments, designed for voltage mode operation. It's a bi-polar device with an adjustable output voltage range of 2V to 47V, capable of handling input voltages up to 40V and providing up to 3A of output current. This component features current limiting and thermal shutdown protection, as well as built-in overvoltage protection. It can be easily adjusted using external resistors. The LM78S40CN is a versatile device suitable for various applications, including industrial controls, telecommunications, DC-DC converters, battery chargers, instrumentation devices, power supplies, and automotive electronics. Its precise voltage regulation and current limiting capabilities make it an essential component in many power management systems.

Features

According to the product information, the features of LM78S40CN are:

  • Voltage regulator with current limiting and thermal shutdown protection
  • Adjustable output voltage from 2V to 47V
  • Can handle input voltage up to 40V
  • Provides up to 3A of output current
  • Built-in overvoltage protection
  • Can be easily adjusted using external resistors

Package

According to the product information, the package type for LM78S40CN is PDIP-16 (Plastic Dual In-Line Package).

Manufacturer

The manufacturer of the LM78S40CN is Texas Instruments (TI). TI is a leading semiconductor company that designs, manufactures, tests, and sells semiconductors and related products. The company was founded in 1930 and is headquartered in Dallas, Texas, USA. TI is a global leader in the development and manufacturing of analog and embedded processing semiconductors, and its products are used in a wide range of applications, including industrial, automotive, medical, and consumer electronics.

Applications

According to the product information, the LM78S40CN has various application areas, including:

  • Industrial controls
  • Telecommunications
  • DC-DC converters
  • Battery chargers
  • Instrumentation devices
  • Power supplies
  • Automotive electronics
  • Battery charging systems
  • Power supply modules

Equivalent

The equivalent products of LM78S40CN are:

  • National Semiconductor LM78L05CN
  • ON Semiconductor NCP3804CN
  • STMicroelectronics L78S40CN
  • Analog Devices ADP1614ARUZ-1.0

These products have similar specifications and functions as the LM78S40CN, including adjustable output voltage, current limiting, and thermal shutdown protection.

Specifications

Product Category Switching Voltage Regulators Output Voltage 1.25 V to 40 V
Output Current 1.5 A Input Voltage, Max 40 V
Number of Outputs 1 Output Topology Buck
Mounting Style Through Hole Switching Frequency 100 Hz to 100 kHz
Minimum Operating Temperature 0 C Maximum Operating Temperature + 70 C
Series LM78 Input Voltage, Min 2.5 V
Load Regulation 0.5 mV/mA Product Type Switching Voltage Regulators
Factory Pack Quantity 25 Subcategory PMIC - Power Management ICs
Type Step Down Unit Weight 0.057419 oz
Package/Case PDIP-16

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