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Power Circuits Linear Regulator ICs LM3940IMPX-3.3/NOPB

LM3940IMPX-3.3/NOPB
Description: IC VREG 3.3 V FIXED POSITIVE LDO REGULATOR, 1 V DROPOUT, PDSO4, ROHS COMPLIANT, SOT-223, 3 PIN, Fixed Positive Single Output LDO Regulator

Overview of LM3940IMPX-3.3/NOPB by National Semiconductor Corporation

Note: 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.
Where used in Applications: Industrial Automation Energy and Power Systems Renewable Energy

Available Datasheets

Part # Manufacturer Description Datasheet
DS96174CN/NOPB Rochester Electronics LLC DS96174 - Line Driver, 4 Func, 4 Driver, BIPolar, PDIP16
LM611IM/NOPB Rochester Electronics LLC LM611IM - Operational Amplifier, 7000uV Offset-Max, BIPolar
LM3940IMPX-3.3/NOPB Texas Instruments 1A Low Dropout Regulator for 5V to 3.3V Conversion 4-SOT-223 -40 to 125

Price & Stock for LM3940IMPX-3.3/NOPB by National Semiconductor Corporation

Part # Manufacturer Description Stock Price Buy
Bristol Electronics   315
RFQ
Quest Components FIXED POSITIVE LDO REGULATOR, 3.3V, 1V DROPOUT, BIPOLAR, PDSO4 153
  • 1 $2.1756
  • 56 $1.1966
  • 126 $1.0878
$1.0878 / $2.1756 Buy Now

CAD Models for LM3940IMPX-3.3/NOPB by National Semiconductor Corporation
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Part Data Attributes for LM3940IMPX-3.3/NOPB by National Semiconductor Corporation
Parametric Data

LM3940IMPX-3.3/NOPB
National Semiconductor Corporation
Buy Now
-
-
Rohs Code
Yes
Part Life Cycle Code
Transferred
Ihs Manufacturer
NATIONAL SEMICONDUCTOR CORP
Package Description
ROHS COMPLIANT, SOT-223, 3 PIN
Reach Compliance Code
compliant
ECCN Code
EAR99
HTS Code
8542.39.00.01
Adjustability
FIXED
Dropout Voltage1-Max
1 V
Dropout Voltage1-Nom
0.5 V
Input Voltage Absolute-Max
7.5 V
Input Voltage-Max
5.5 V
Input Voltage-Min
4.5 V
JESD-30 Code
R-PDSO-G4
JESD-609 Code
e3
Length
6.5 mm
Line Regulation-Max
0.04%
Load Regulation-Max
0.08%
Moisture Sensitivity Level
1
Number of Functions
1
Number of Outputs
1
Number of Terminals
4
Operating Temperature TJ-Max
125 °C
Operating Temperature TJ-Min
-40 °C
Output Current1-Max
1 A
Output Voltage1-Max
3.47 V
Output Voltage1-Min
3.13 V
Output Voltage1-Nom
3.3 V
Package Body Material
PLASTIC/EPOXY
Package Code
SOP
Package Equivalence Code
SOT-223
Package Shape
RECTANGULAR
Package Style
SMALL OUTLINE
Packing Method
TR
Peak Reflow Temperature (Cel)
260
Qualification Status
Not Qualified
Regulator Type
FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR
Seated Height-Max
1.8 mm
Surface Mount
YES
Technology
BIPOLAR
Terminal Finish
Matte Tin (Sn)
Terminal Form
GULL WING
Terminal Pitch
2.3 mm
Terminal Position
DUAL
Time@Peak Reflow Temperature-Max (s)
40
Voltage Tolerance-Max
5.2%
Width
3.56 mm
Want to compare parts?
  1. LM3940IMPX-3.3/NOPB
    National Semiconductor Corporation
    IC VREG 3.3 V FIXED POSITIVE LDO REGULATOR, 1 V DROPOUT, PDSO4, ROHS COMPLIANT, SOT-223, 3 PIN, Fixed Positive Single Output LDO Regulator
    VS

Alternate Parts for LM3940IMPX-3.3/NOPB

This table gives cross-reference parts and alternative options found for LM3940IMPX-3.3/NOPB. 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 LM3940IMPX-3.3/NOPB, 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 Description Manufacturer Compare
LM3940IMP-3.3 1-A, low-dropout voltage regulator for 5-V to 3.3-V conversion 4-SOT-223 -40 to 125 Texas Instruments LM3940IMPX-3.3/NOPB vs LM3940IMP-3.3
LM3940IMPX-3.3 IC VREG 3.3 V FIXED POSITIVE LDO REGULATOR, 1 V DROPOUT, PDSO4, SOT-223, 3 PIN, Fixed Positive Single Output LDO Regulator National Semiconductor Corporation LM3940IMPX-3.3/NOPB vs LM3940IMPX-3.3
LM3940IMP-3.3/NOPB IC VREG 3.3 V FIXED POSITIVE LDO REGULATOR, 1 V DROPOUT, PDSO4, ROHS COMPLIANT, SOT-223, 3 PIN, Fixed Positive Single Output LDO Regulator National Semiconductor Corporation LM3940IMPX-3.3/NOPB vs LM3940IMP-3.3/NOPB
LM3940IMPX-3.3/NOPB 1-A, low-dropout voltage regulator for 5-V to 3.3-V conversion 4-SOT-223 -40 to 125 Texas Instruments LM3940IMPX-3.3/NOPB vs LM3940IMPX-3.3/NOPB
Part Number Description Manufacturer Compare
SPX1521M3-3.3-L/TR Fixed Positive LDO Regulator, 3.3V, 0.7V Dropout, PDSO4, LEAD FREE, SOT-223, 3 PIN Exar Corporation LM3940IMPX-3.3/NOPB vs SPX1521M3-3.3-L/TR
LM3940IMP-3.3/NOPB IC VREG 3.3 V FIXED POSITIVE LDO REGULATOR, 1 V DROPOUT, PDSO4, ROHS COMPLIANT, SOT-223, 3 PIN, Fixed Positive Single Output LDO Regulator National Semiconductor Corporation LM3940IMPX-3.3/NOPB vs LM3940IMP-3.3/NOPB
SPX3940AM3-1.8-L Fixed Positive LDO Regulator, 1.8V, 0.55V Dropout, PDSO4, LEAD FREE, SOT-223, 4 PIN Exar Corporation LM3940IMPX-3.3/NOPB vs SPX3940AM3-1.8-L
LM3940IMPX-3.3 IC VREG 3.3 V FIXED POSITIVE LDO REGULATOR, 1 V DROPOUT, PDSO4, SOT-223, 3 PIN, Fixed Positive Single Output LDO Regulator National Semiconductor Corporation LM3940IMPX-3.3/NOPB vs LM3940IMPX-3.3
LMS8117AMPX-1.8/NOPB IC VREG 1.8 V FIXED POSITIVE LDO REGULATOR, 1.25 V DROPOUT, PDSO4, SOT-223, 3 PIN, Fixed Positive Single Output LDO Regulator National Semiconductor Corporation LM3940IMPX-3.3/NOPB vs LMS8117AMPX-1.8/NOPB
LM2936MP-3.3/NOPB IC VREG 3.3 V FIXED POSITIVE LDO REGULATOR, 0.4 V DROPOUT, PDSO4, SOT-223, 4 PIN, Fixed Positive Single Output LDO Regulator National Semiconductor Corporation LM3940IMPX-3.3/NOPB vs LM2936MP-3.3/NOPB
AZ1117BH-2.5TRE1 Fixed Positive LDO Regulator, 2.5V, 1.3V Dropout, BIPolar, PDSO3, ROHS COMPLIANT, SOT-223, 4 PIN Diodes-BCD LM3940IMPX-3.3/NOPB vs AZ1117BH-2.5TRE1
LM2937IMP-2.5 IC VREG 2.5 V FIXED POSITIVE LDO REGULATOR, PDSO4, PLASTIC, SOT-223, 3 PIN, Fixed Positive Single Output LDO Regulator National Semiconductor Corporation LM3940IMPX-3.3/NOPB vs LM2937IMP-2.5
SPX3940M3-3.3-L Fixed Positive LDO Regulator, 3.3V, 0.55V Dropout, PDSO4, LEAD FREE, SOT-223, 4 PIN Exar Corporation LM3940IMPX-3.3/NOPB vs SPX3940M3-3.3-L
LMS8117AMP-3.3 IC VREG 3.3 V FIXED POSITIVE LDO REGULATOR, 1.25 V DROPOUT, PDSO4, SOT-223, 3 PIN, Fixed Positive Single Output LDO Regulator National Semiconductor Corporation LM3940IMPX-3.3/NOPB vs LMS8117AMP-3.3

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