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LM2940

SKU: LM2940

  • HTC KOREA

1.0A high-voltage VLDO voltage regulator

HTC Korea LM2940 regulator features the ability to source 1A of output current with a dropout voltage of typically 0.4V and maximum of 0.63V over the entire temperature range. The device also finds applications in lower current, low dropout-critical systems, where their tiny dropout voltage and ground current values are important attributes. LM2940 is available as fixed 3.3V, 5.0V output voltages. The LM2940 is offered in SOT-223-3L and TO-220-3L packages.

 

LM2940 features :

  • Guaranteed Output Current of 1A
  • Maximum Input Voltage 26V
  • Low Dropout Voltage 400mV
  • Low Ground Current
  • Accurate 1% Guaranteed Tolerance
  • Extremely Fast Transient Response
  • Reverse Battery Protection
  • Over-Temperature / Over-Current Protection
  • Available in SOT-223-3L and TO-220-3L Package

 

LM2940 applications :

  • Battery powered equipments
  • High-efficiency “green” computer systems
  • Automotive electronics
  • High efficiency linear power supplies
  • High-efficiency post-regulator for switching supply

 

 

Device
 
Package

LM2940S-X.X

SOT-223-3L

LM2940T-X.X

TO-220-3L

x.x : Output voltage = 3.3, 5.0V

 

LM2940S cross reference

 

 

 

LM2940IMP-x.x

LM2940CS/CT/-x.x

TI

MIC294A-x.xWT/WU

MIC2941AWT/WU

MICROCHIP

LM2940T cross reference


 

 

LM2940CT-x.x

LM2940CS-x.x

 

TI

MIC2940A-x.xWT/WU

MIC2941AWT/WU

 MICROCHIP

BA033CC0T

BA05CC0T

ROHM

 

 

Part in black : pin to pin compatible
Part in blue: Same pin configurationbut different characteristics.
Part in green: Same function but different pin configuration or characteristics.

 

 

VLDO (Very Low Drop Out) voltage regulator
Device
Name 
VOUT [V]VREF [V]VIN_MIN [V]VIN_MAX [V]IOUT_MAX[A] VDROP_TYP [V]IQ_TYP[mA]Package
LM29403.3/ 5.0Fixed4.330 (absolute)1.00.40 (@ ILOAD=1.0A)1.0

SOT-223-3L

TO-220-3L

 

HTC Korea V.L.D.O. voltage regulators are designed in South Korea. High quality products, they will match your application needs.

 

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