Datasheets
LM2574MX-5.0/NOPB by:

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

Part Details for LM2574MX-5.0/NOPB by Texas Instruments

Results Overview of LM2574MX-5.0/NOPB by Texas Instruments

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LM2574MX-5.0/NOPB Information

LM2574MX-5.0/NOPB 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.

Price & Stock for LM2574MX-5.0/NOPB

Part # Distributor Description Stock Price Buy
DISTI # LM2574MX-5.0/NOPBCT-ND
DigiKey IC REG BUCK 5V 500MA 14SOIC Min Qty: 1 Lead time: 6 Weeks Container: Digi-Reel®, Cut Tape (CT), Tape & Reel (TR) 1186
In Stock
  • 1 $2.6500
  • 10 $1.9730
  • 25 $1.8040
  • 100 $1.6185
  • 250 $1.5300
  • 500 $1.4766
  • 1,000 $1.4327
  • 2,000 $1.3965
  • 3,000 $1.3784
  • 5,000 $1.3584
  • 7,000 $1.3466
$1.3466 / $2.6500 Buy Now
DISTI # 926-LM2574MX-5.0NOPB
Mouser Electronics Switching Voltage Regulators 0.5A STEP-DOWN VLTG REG A 926-LM2574M-5.0/NOPB RoHS: Compliant 11157
  • 1 $2.6500
  • 10 $1.9800
  • 25 $1.8100
  • 100 $1.6200
  • 250 $1.5300
  • 500 $1.4800
  • 1,000 $1.4300
  • 2,000 $1.4100
  • 5,000 $1.3900
$1.3900 / $2.6500 Buy Now
Quest Components SWITCHING REGULATOR, VOLTAGE-MODE, 1.8A, 63KHZ SWITCHING FREQ-MAX, BIPOLAR, PDSO14 800
  • 1 $10.1340
  • 161 $5.5737
  • 360 $5.0670
$5.0670 / $10.1340 Buy Now
DISTI # LM2574MX-5.0/NOPB
TME PMIC, DC/DC converter, Uin: 4÷40VDC, Uout: 5VDC, 0.5A, SO14-W, SMD Min Qty: 1 1000
  • 1 $2.0700
  • 10 $1.8600
  • 100 $1.7200
  • 250 $1.6400
  • 500 $1.4800
  • 1,000 $1.3700
$1.3700 / $2.0700 Buy Now
Chip 1 Exchange INSTOCK 2649
RFQ
LCSC Step-down type Fixed 5V 500mA 4V40V SOIC-14-300mil DC-DC Converters 407
  • 1 $1.4393
  • 10 $1.2063
  • 30 $1.0251
  • 100 $0.8804
  • 500 $0.8164
  • 1,000 $0.7875
$0.7875 / $1.4393 Buy Now
New Advantage Corporation IC-2574 V.REG. 0.5A 5V STEP DOWN SO14 SMD RoHS: Compliant Min Qty: 1 Package Multiple: 100 1326
  • 100 $4.1000
  • 1,326 $3.7900
$3.7900 / $4.1000 Buy Now
Vyrian Other Function Semiconductors 2610
RFQ
Win Source Electronics IC REG BUCK 5V 0.5A 14-SOIC 27290
  • 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 LM2574MX-5.0/NOPB

LM2574MX-5.0/NOPB CAD Models

LM2574MX-5.0/NOPB Part Data Attributes

LM2574MX-5.0/NOPB Texas Instruments
Buy Now Datasheet
Compare Parts:
LM2574MX-5.0/NOPB Texas Instruments 8V to 40V, 500mA SIMPLE SWITCHER® buck converter with 4 external components 14-SOIC -40 to 125
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer TEXAS INSTRUMENTS INC
Part Package Code SOIC
Package Description 0.300 INCH, GREEN, PLASTIC, SOP-14
Pin Count 14
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
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 e3
Length 9 mm
Moisture Sensitivity Level 3
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) 260
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 Matte Tin (Sn)
Terminal Form GULL WING
Terminal Pitch 1.27 mm
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) 30
Width 7.5 mm

LM2574MX-5.0/NOPB Related Parts

LM2574MX-5.0/NOPB Frequently Asked Questions (FAQ)

  • The maximum input voltage that can be applied to the LM2574MX-5.0/NOPB 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 stabilized by adding a 10nF capacitor between the output and ground.

  • The maximum output current that the LM2574MX-5.0/NOPB can provide is 3A. Exceeding this current can cause overheating and damage to the device.

  • The input capacitor value can be calculated using the formula: Cin = (Iout x ΔI) / (f x ΔV), where Cin is the input capacitance, Iout is the output current, ΔI is the ripple current, f is the switching frequency, and ΔV is the input voltage ripple.

  • The feedback pin (FB) is used to regulate the output voltage. It is connected to the output voltage through a resistive divider network, which sets the output voltage. The FB pin is also used to monitor the output voltage and adjust the switching frequency accordingly.

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