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LM2940S-12

LM2940S-12

LM2940S-12

Texas Instruments

Fixed 2.54mm LM2940 PMIC 4 TO-263-4, D2Pak (3 Leads + Tab), TO-263AA

SOT-23

LM2940S-12 Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Lifecycle Status NRND (Last Updated: 2 days ago)
Mount Surface Mount
Mounting Type Surface Mount
Package / Case TO-263-4, D2Pak (3 Leads + Tab), TO-263AA
Number of Pins 3
Operating Temperature-40°C~125°C
PackagingTube
JESD-609 Code e0
Part StatusNot For New Designs
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Number of Terminations 3
ECCN Code EAR99
Terminal Finish Tin/Lead (Sn/Pb)
Terminal Position SINGLE
Terminal FormGULL WING
Peak Reflow Temperature (Cel) 235
Number of Functions 1
Terminal Pitch2.54mm
Current Rating1A
Base Part Number LM2940
Pin Count4
Number of Outputs 1
Voltage - Input (Max) 26V
Output Voltage 12V
Output Type Fixed
Max Output Current1A
Output Configuration Positive
Quiescent Current15mA
Output Voltage 1 12V
Number of Regulators1
Min Input Voltage 13.6V
Protection Features Over Current, Over Temperature, Reverse Polarity, Short Circuit
Current - Quiescent (Iq) 10mA
Voltage Dropout (Max) 1V @ 1A
PSRR 66dB (120Hz)
Dropout Voltage500mV
Dropout Voltage1-Nom 0.5V
Voltage Tolerance-Max 5%
Nominal Output Voltage 12V
Height 4.83mm
Length 10.18mm
Width 8.41mm
Thickness 4.44mm
REACH SVHC No SVHC
Radiation HardeningNo
RoHS StatusNon-RoHS Compliant
Lead Free Contains Lead
In-Stock:2262 items

Pricing & Ordering

QuantityUnit PriceExt. Price
270$1.92200$518.94

LM2940S-12 Product Details

LM2940S-12 Overview


A Tube case is used to deliver the Voltage Regulated IC. A TO-263-4, D2Pak (3 Leads + Tab), TO-263AA case is used for packaging. As you can see, the IC chip has 3 terminations. Regulator IC chip's output type is Fixed. The electronic part implements 1 regulators in total. In this Regulator IC chip, the operating temperature of Surface Mount varies. -40°C~125°C degrees is the operating temperature of the Voltage Regulator IC. There is one output function configured for this voltage regulator IC, and that is Positive. There are 4 pins in total in this voltage regulator IC. It has 1 outputs to ensure that the performance of this regulator is prompt and sufficient. The dropout voltage of the regulator IC is 10 volts. 3 pins are on the chip. For your information, this regulator's basic part number is LM2940. To meet operation requirements, the voltage regulator IC has a maximum output current of 1A. It operates in the 15mA Quiescent Current state.

LM2940S-12 Features


500mV dropout voltage


LM2940S-12 Applications


There are a lot of Texas Instruments
LM2940S-12 Linear Voltage Regulators applications.


  • Communication device
  • Personal communication device
  • Portable telephone
  • Electronic notebook
  • Camera
  • Video equipment
  • CPU power supply
  • Switching regulator
  • Multiple-power supply system
  • Digital audio player

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