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Power Circuits / Linear Regulator ICs / LM2937ET-3.3
Datasheets
LM2937ET-3.3 by:

IC VREG 3.3 V FIXED POSITIVE LDO REGULATOR, PSFM3, PLASTIC, TO-220, 3 PIN, Fixed Positive Single Output LDO Regulator

Part Details for LM2937ET-3.3 by National Semiconductor Corporation

Overview of LM2937ET-3.3 by National Semiconductor Corporation

Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.

Available Datasheets

Part # Manufacturer Description Datasheet
LM2937ET-12 Texas Instruments 500 mA Low Dropout Regulator 3-TO-220 -40 to 125
LM2937ET-15 Texas Instruments 500 mA Low Dropout Regulator 3-TO-220 -40 to 125
LM2937ET-15/NOPB Texas Instruments 500 mA Low Dropout Regulator 3-TO-220 -40 to 125

Price & Stock for LM2937ET-3.3

Part # Distributor Description Stock Price Buy
Bristol Electronics   495
RFQ
Bristol Electronics   21
RFQ
Bristol Electronics   19
RFQ
Quest Components IC,VOLT REGULATOR,FIXED,+3.3V,BIPOLAR,SIP,3PIN,PLASTIC 357
  • 1 $1.7625
  • 58 $0.8813
  • 228 $0.7050
$0.7050 / $1.7625 Buy Now
Quest Components IC,VOLT REGULATOR,FIXED,+3.3V,BIPOLAR,SIP,3PIN,PLASTIC 3
  • 1 $3.3040
  • 3 $2.4780
$2.4780 / $3.3040 Buy Now
Rochester Electronics LM2937 500 mA Low Dropout Regulator RoHS: Not Compliant Status: Obsolete Min Qty: 1 45
  • 1 $1.3200
  • 25 $1.2900
  • 100 $1.2400
  • 500 $1.1900
  • 1,000 $1.1200
$1.1200 / $1.3200 Buy Now
Component Electronics, Inc IN STOCK SHIP TODAY 42
  • 1 $1.9200
  • 100 $1.4400
  • 1,000 $1.2500
$1.2500 / $1.9200 Buy Now

Part Details for LM2937ET-3.3

LM2937ET-3.3 CAD Models

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LM2937ET-3.3 Part Data Attributes

Parametric Data
LM2937ET-3.3 National Semiconductor Corporation
Buy Now Datasheet
Compare Parts:
LM2937ET-3.3 National Semiconductor Corporation IC VREG 3.3 V FIXED POSITIVE LDO REGULATOR, PSFM3, PLASTIC, TO-220, 3 PIN, Fixed Positive Single Output LDO Regulator
Rohs Code No
Part Life Cycle Code Transferred
Ihs Manufacturer NATIONAL SEMICONDUCTOR CORP
Package Description PLASTIC, TO-220, 3 PIN
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Adjustability FIXED
Dropout Voltage1-Nom 1.45 V
Input Voltage Absolute-Max 26 V
Input Voltage-Max 26 V
Input Voltage-Min 4.75 V
JESD-30 Code R-PSFM-T3
JESD-609 Code e0
Line Regulation-Max 0.033%
Load Regulation-Max 0.033%
Moisture Sensitivity Level 1
Number of Functions 1
Number of Outputs 1
Number of Terminals 3
Operating Temperature TJ-Max 150 °C
Output Current1-Max 0.5 A
Output Voltage1-Max 3.46 V
Output Voltage1-Min 3.14 V
Output Voltage1-Nom 3.3 V
Package Body Material PLASTIC/EPOXY
Package Code TO-220
Package Equivalence Code SIP3,.1TB
Package Shape RECTANGULAR
Package Style FLANGE MOUNT
Packing Method RAIL
Peak Reflow Temperature (Cel) 260
Qualification Status Not Qualified
Regulator Type FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR
Surface Mount NO
Technology BIPOLAR
Terminal Finish Tin/Lead (Sn/Pb)
Terminal Form THROUGH-HOLE
Terminal Pitch 2.54 mm
Terminal Position SINGLE
Time@Peak Reflow Temperature-Max (s) 40
Voltage Tolerance-Max 4.8%

Alternate Parts for LM2937ET-3.3

This table gives cross-reference parts and alternative options found for LM2937ET-3.3. 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 LM2937ET-3.3, 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
LM2937ET-3.3/NOPB Texas Instruments $0.8757 500-mA, 26-V, high-PSRR, low-dropout voltage regulator 3-TO-220 -40 to 125 LM2937ET-3.3 vs LM2937ET-3.3/NOPB
LM2937ET-3.3 Texas Instruments Check for Price 500-mA, 26-V, high-PSRR, low-dropout voltage regulator 3-TO-220 -40 to 125 LM2937ET-3.3 vs LM2937ET-3.3
Part Number Manufacturer Composite Price Description Compare
LM2937ET-3.3/NOPB National Semiconductor Corporation Check for Price IC VREG 3.3 V FIXED POSITIVE LDO REGULATOR, PSFM3, PLASTIC, TO-220, 3 PIN, Fixed Positive Single Output LDO Regulator LM2937ET-3.3 vs LM2937ET-3.3/NOPB
LM2940T-5.0 National Semiconductor Corporation Check for Price IC VREG 5 V FIXED POSITIVE LDO REGULATOR, 1 V DROPOUT, PSFM3, PLASTIC, TO-220, 3 PIN, Fixed Positive Single Output LDO Regulator LM2937ET-3.3 vs LM2940T-5.0
LM2937ES-3.3 National Semiconductor Corporation Check for Price IC VREG 3.3 V FIXED POSITIVE LDO REGULATOR, PSSO3, PLASTIC, TO-263, 3 PIN, Fixed Positive Single Output LDO Regulator LM2937ET-3.3 vs LM2937ES-3.3
LMS8117ADT-3.3/NOPB National Semiconductor Corporation Check for Price IC VREG 3.3 V FIXED POSITIVE LDO REGULATOR, 1.25 V DROPOUT, PSSO2, TO-252, 3 PIN, Fixed Positive Single Output LDO Regulator LM2937ET-3.3 vs LMS8117ADT-3.3/NOPB
LMS1585ACSX-3.3/NOPB National Semiconductor Corporation Check for Price IC VREG 3.3 V FIXED POSITIVE LDO REGULATOR, 1.4 V DROPOUT, PSSO3, TO-263, 3 PIN, Fixed Positive Single Output LDO Regulator LM2937ET-3.3 vs LMS1585ACSX-3.3/NOPB
LMS1585AIS-3.3/NOPB National Semiconductor Corporation Check for Price IC VREG 3.3 V FIXED POSITIVE LDO REGULATOR, 1.4 V DROPOUT, PSSO3, TO-263, 3 PIN, Fixed Positive Single Output LDO Regulator LM2937ET-3.3 vs LMS1585AIS-3.3/NOPB
LMS1585AIS-3.3 National Semiconductor Corporation Check for Price IC VREG 3.3 V FIXED POSITIVE LDO REGULATOR, 1.4 V DROPOUT, PSSO3, TO-263, 3 PIN, Fixed Positive Single Output LDO Regulator LM2937ET-3.3 vs LMS1585AIS-3.3
LM2940T-5.0/NOPB National Semiconductor Corporation Check for Price IC VREG 5 V FIXED POSITIVE LDO REGULATOR, 1 V DROPOUT, PSFM3, LEAD FREE, PLASTIC, TO-220, 3 PIN, Fixed Positive Single Output LDO Regulator LM2937ET-3.3 vs LM2940T-5.0/NOPB
LMS1585ACS-3.3 National Semiconductor Corporation Check for Price IC VREG 3.3 V FIXED POSITIVE LDO REGULATOR, 1.4 V DROPOUT, PSSO3, TO-263, 3 PIN, Fixed Positive Single Output LDO Regulator LM2937ET-3.3 vs LMS1585ACS-3.3
LMS1585ACSX-3.3 National Semiconductor Corporation Check for Price IC VREG 3.3 V FIXED POSITIVE LDO REGULATOR, 1.4 V DROPOUT, PSSO3, TO-263, 3 PIN, Fixed Positive Single Output LDO Regulator LM2937ET-3.3 vs LMS1585ACSX-3.3

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