Datasheets
LM2574M-5.0 by:

8V to 40V, 500mA SIMPLE SWITCHER® buck converter with 4 external components 14-SOIC -40 to 125

Part Details for LM2574M-5.0 by Texas Instruments

Results Overview of LM2574M-5.0 by Texas Instruments

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LM2574M-5.0 Information

LM2574M-5.0 by Texas Instruments is a Switching Regulator or Controller.
Switching Regulator or Controllers are under the broader part category of Power Circuits.

A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.

Available Datasheets

Part # Manufacturer Description Datasheet
LM2574M-12/NOPB Texas Instruments 8V to 40V, 500mA SIMPLE SWITCHER® buck converter with 4 external components 14-SOIC -40 to 125
LM2574M-5.0/NOPB Texas Instruments 8V to 40V, 500mA SIMPLE SWITCHER® buck converter with 4 external components 14-SOIC -40 to 125
LM2574M-ADJ/NOPB Texas Instruments 8V to 40V, 500mA SIMPLE SWITCHER® buck converter with 4 external components 14-SOIC -40 to 125

Price & Stock for LM2574M-5.0

Part # Distributor Description Stock Price Buy
DISTI # 296-36386-5-ND
DigiKey IC REG BUCK 5V 500MA 14SOIC Min Qty: 1 Lead time: 18 Weeks Container: Tube 21
In Stock
  • 1 $4.0900
  • 10 $3.0930
$3.0930 / $4.0900 Buy Now
Win Source Electronics LM2574/LM2574HV SIMPLE SWITCHER™ 0.5A Step-Down Voltage Regulator | IC REG BUCK 5V 500MA 14SOIC 28260
  • 60 $1.0085
  • 125 $0.9436
  • 195 $0.9110
  • 275 $0.8459
  • 360 $0.8134
  • 445 $0.7809
$0.7809 / $1.0085 Buy Now

Part Details for LM2574M-5.0

LM2574M-5.0 CAD Models

LM2574M-5.0 Part Data Attributes

LM2574M-5.0 Texas Instruments
Buy Now Datasheet
Compare Parts:
LM2574M-5.0 Texas Instruments 8V to 40V, 500mA SIMPLE SWITCHER® buck converter with 4 external components 14-SOIC -40 to 125
Pbfree Code Yes
Rohs Code No
Part Life Cycle Code Obsolete
Ihs Manufacturer TEXAS INSTRUMENTS INC
Part Package Code SOIC
Package Description SMT-14
Pin Count 14
Reach Compliance Code not_compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Date Of Intro 1993-01-01
Samacsys Manufacturer Texas Instruments
Analog IC - Other Type SWITCHING REGULATOR
Control Mode VOLTAGE-MODE
Control Technique PULSE WIDTH MODULATION
Input Voltage-Max 40 V
Input Voltage-Min 4 V
Input Voltage-Nom 12 V
JESD-30 Code R-PDSO-G14
JESD-609 Code e0
Length 9 mm
Moisture Sensitivity Level 2A
Number of Functions 1
Number of Outputs 1
Number of Terminals 14
Operating Temperature-Max 125 °C
Operating Temperature-Min -40 °C
Output Current-Max 0.5 A
Output Voltage-Max 37 V
Output Voltage-Min 3.3 V
Output Voltage-Nom 5 V
Package Body Material PLASTIC/EPOXY
Package Code SOP
Package Shape RECTANGULAR
Package Style SMALL OUTLINE
Peak Reflow Temperature (Cel) 220
Qualification Status Not Qualified
Seated Height-Max 2.65 mm
Surface Mount YES
Switcher Configuration BUCK
Switching Frequency-Max 52 kHz
Temperature Grade AUTOMOTIVE
Terminal Finish Tin/Lead (Sn/Pb)
Terminal Form GULL WING
Terminal Pitch 1.27 mm
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED
Width 7.5 mm

Alternate Parts for LM2574M-5.0

This table gives cross-reference parts and alternative options found for LM2574M-5.0. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of LM2574M-5.0, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
LM2574MX-5.0 National Semiconductor Corporation Check for Price IC 1.8 A SWITCHING REGULATOR, 63 kHz SWITCHING FREQ-MAX, PDSO14, 0.300 INCH, PLASTIC, SOP-14, Switching Regulator or Controller LM2574M-5.0 vs LM2574MX-5.0
Part Number Manufacturer Composite Price Description Compare
LM2574M-5.0/NOPB Texas Instruments $1.5761 8V to 40V, 500mA SIMPLE SWITCHER® buck converter with 4 external components 14-SOIC -40 to 125 LM2574M-5.0 vs LM2574M-5.0/NOPB
LM2574HVM-5.0 Rochester Electronics LLC Check for Price 1.8A SWITCHING REGULATOR, 63kHz SWITCHING FREQ-MAX, PDSO14, SMT-14 LM2574M-5.0 vs LM2574HVM-5.0
LM2574M-5.0 National Semiconductor Corporation Check for Price IC 1.8 A SWITCHING REGULATOR, 63 kHz SWITCHING FREQ-MAX, PDSO14, SMT-14, Switching Regulator or Controller LM2574M-5.0 vs LM2574M-5.0
LM2574M-5.0/NOPB National Semiconductor Corporation Check for Price IC 1.8 A SWITCHING REGULATOR, 63 kHz SWITCHING FREQ-MAX, PDSO14, SMT-14, Switching Regulator or Controller LM2574M-5.0 vs LM2574M-5.0/NOPB
LM2574HVM-5.0/NOPB National Semiconductor Corporation Check for Price IC 1.8 A SWITCHING REGULATOR, 63 kHz SWITCHING FREQ-MAX, PDSO14, SMT-14, Switching Regulator or Controller LM2574M-5.0 vs LM2574HVM-5.0/NOPB
LM2574MX-5.0 Texas Instruments Check for Price SIMPLE SWITCHER 4V to 40V, 0.5A Step-Down DC/DC Switching Regulator 14-SOIC -40 to 125 LM2574M-5.0 vs LM2574MX-5.0
LM2574MX-5.0/NOPB National Semiconductor Corporation Check for Price IC 1.8 A SWITCHING REGULATOR, 63 kHz SWITCHING FREQ-MAX, PDSO14, 0.300 INCH, PLASTIC, SOP-14, Switching Regulator or Controller LM2574M-5.0 vs LM2574MX-5.0/NOPB
LM2574HVM-5.0 Texas Instruments Check for Price SIMPLE SWITCHER 0.5A Step-Down Voltage Regulator 14-SOIC -40 to 125 LM2574M-5.0 vs LM2574HVM-5.0
LM2574-5.0BWMT&R Micrel Inc Check for Price Switching Regulator, Voltage-mode, 1.8A, 63kHz Switching Freq-Max, PDSO14, 0.300 INCH, SOIC-14 LM2574M-5.0 vs LM2574-5.0BWMT&R
LM2574HVMX-5.0/NOPB Rochester Electronics LLC Check for Price 1.8 A SWITCHING REGULATOR, 63 kHz SWITCHING FREQ-MAX, PDSO14, SOIC-14 LM2574M-5.0 vs LM2574HVMX-5.0/NOPB

LM2574M-5.0 Related Parts

LM2574M-5.0 Frequently Asked Questions (FAQ)

  • The maximum input voltage that can be applied to the LM2574M-5.0 is 40V. Exceeding this voltage can cause damage to the device.

  • To ensure the stability of the output voltage, it is recommended to use a minimum output capacitance of 10uF with an ESR of less than 1 ohm. Additionally, the output voltage can be further stabilized by adding a 10nF capacitor between the output and ground.

  • The maximum output current that the LM2574M-5.0 can provide is 3A. Exceeding this current can cause the device to overheat and potentially fail.

  • To protect the LM2574M-5.0 from overheating, it is recommended to provide adequate heat sinking, such as a heat sink with a thermal resistance of less than 10°C/W. Additionally, the device should be operated within the recommended temperature range of -40°C to 125°C.

  • Yes, the LM2574M-5.0 can be used in high-temperature environments, but the device's power rating must be derated accordingly. The device's power rating decreases by 6.25% for every 1°C above 25°C.

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