Register or Sign In
Power Circuits Linear Regulator ICs LM2940SX-5.0

LM2940SX-5.0
Description: IC VREG 5 V FIXED POSITIVE LDO REGULATOR, 1 V DROPOUT, PSSO3, TO-263, 3 PIN, Fixed Positive Single Output LDO Regulator

Overview of LM2940SX-5.0 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.

Available Datasheets

Part # Manufacturer Description Datasheet
LM2940SX-10 Texas Instruments 1A Low Dropout Regulator 3-DDPAK/TO-263 -40 to 125
LM2940SX-10/NOPB Texas Instruments 1A Low Dropout Regulator 3-DDPAK/TO-263 -40 to 125
LM2940SX-12/NOPB Texas Instruments 1A Low Dropout Regulator 3-DDPAK/TO-263 -40 to 125

Price & Stock for LM2940SX-5.0 by National Semiconductor Corporation

Part # Manufacturer Description Stock Price Buy
Bristol Electronics   500
RFQ
Quest Components Voltage Regulator, +5V, Bi-Polar, 3 Pin, Plastic, SIP 400
  • 1 $3.6960
  • 163 $1.7094
  • 352 $1.5246
$1.5246 / $3.6960 Buy Now
Quest Components Voltage Regulator, +5V, Bi-Polar, 3 Pin, Plastic, SIP 10
  • 1 $2.4773
  • 3 $2.2791
$2.2791 / $2.4773 Buy Now

CAD Models for LM2940SX-5.0 by National Semiconductor Corporation
You need to Sign In or Sign Up to download CAD models.

There are no models available for this part yet.

Part Data Attributes for LM2940SX-5.0 by National Semiconductor Corporation
Parametric Data

LM2940SX-5.0
National Semiconductor Corporation
Buy Now
-
-
Rohs Code
No
Part Life Cycle Code
Transferred
Ihs Manufacturer
NATIONAL SEMICONDUCTOR CORP
Package Description
TO-263, 3 PIN
Reach Compliance Code
not_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
60 V
Input Voltage-Max
26 V
Input Voltage-Min
6.25 V
JESD-30 Code
R-PSSO-G3
JESD-609 Code
e0
Length
10.16 mm
Line Regulation-Max
0.05%
Load Regulation-Max
0.08%
Moisture Sensitivity Level
3
Number of Functions
1
Number of Outputs
1
Number of Terminals
3
Operating Temperature TJ-Max
125 °C
Operating Temperature TJ-Min
-40 °C
Operating Temperature-Max
125 °C
Operating Temperature-Min
-40 °C
Output Current1-Max
1 A
Output Voltage1-Max
5.25 V
Output Voltage1-Min
4.75 V
Output Voltage1-Nom
5 V
Package Body Material
PLASTIC/EPOXY
Package Code
TO-263
Package Equivalence Code
SMSIP3H,.55TB
Package Shape
RECTANGULAR
Package Style
SMALL OUTLINE
Packing Method
TR
Peak Reflow Temperature (Cel)
235
Qualification Status
Not Qualified
Regulator Type
FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR
Seated Height-Max
4.8 mm
Surface Mount
YES
Technology
BIPOLAR
Terminal Finish
Tin/Lead (Sn/Pb)
Terminal Form
GULL WING
Terminal Pitch
2.54 mm
Terminal Position
SINGLE
Time@Peak Reflow Temperature-Max (s)
30
Voltage Tolerance-Max
5%
Width
8.64 mm
Want to compare parts?
  1. LM2940SX-5.0
    National Semiconductor Corporation
    IC VREG 5 V FIXED POSITIVE LDO REGULATOR, 1 V DROPOUT, PSSO3, TO-263, 3 PIN, Fixed Positive Single Output LDO Regulator
    VS

Alternate Parts for LM2940SX-5.0

This table gives cross-reference parts and alternative options found for LM2940SX-5.0. 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 LM2940SX-5.0, 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
SPX2940T-5.0 Fixed Positive LDO Regulator, 5V, 0.55V Dropout, BIPolar, PSSO3, TO-263, 3 PIN Sipex Corporation LM2940SX-5.0 vs SPX2940T-5.0
LM2940CS-5.0 IC VREG 5 V FIXED POSITIVE LDO REGULATOR, 1 V DROPOUT, PSSO3, TO-263, 3 PIN, Fixed Positive Single Output LDO Regulator National Semiconductor Corporation LM2940SX-5.0 vs LM2940CS-5.0
SPX2940T-5.0/TR Fixed Positive LDO Regulator, 5V, 0.55V Dropout, BIPolar, PSSO3, TO-263, 3 PIN Sipex Corporation LM2940SX-5.0 vs SPX2940T-5.0/TR
LM2940S-5.0 IC VREG 5 V FIXED POSITIVE LDO REGULATOR, 1 V DROPOUT, PSSO3, TO-263, 3 PIN, Fixed Positive Single Output LDO Regulator National Semiconductor Corporation LM2940SX-5.0 vs LM2940S-5.0
SPX2940T-5.0-L/TR Fixed Positive LDO Regulator, 5V, 0.55V Dropout, PSSO3, LEAD FREE, TO-263, 3 PIN MaxLinear Inc LM2940SX-5.0 vs SPX2940T-5.0-L/TR
LM2940S-5.0/NOPB IC VREG 5 V FIXED POSITIVE LDO REGULATOR, 1 V DROPOUT, PSSO3, TO-263, 3 PIN, Fixed Positive Single Output LDO Regulator National Semiconductor Corporation LM2940SX-5.0 vs LM2940S-5.0/NOPB
LM2940SX-5.0/NOPB IC VREG 5 V FIXED POSITIVE LDO REGULATOR, 1 V DROPOUT, PSSO3, TO-263, 3 PIN, Fixed Positive Single Output LDO Regulator National Semiconductor Corporation LM2940SX-5.0 vs LM2940SX-5.0/NOPB
LM2940CSX-5.0/NOPB IC VREG 5 V FIXED POSITIVE LDO REGULATOR, 1 V DROPOUT, PSSO3, TO-263, 3 PIN, Fixed Positive Single Output LDO Regulator National Semiconductor Corporation LM2940SX-5.0 vs LM2940CSX-5.0/NOPB
Part Number Description Manufacturer Compare
LM2940S-5.0/NOPB IC VREG 5 V FIXED POSITIVE LDO REGULATOR, 1 V DROPOUT, PSSO3, TO-263, 3 PIN, Fixed Positive Single Output LDO Regulator National Semiconductor Corporation LM2940SX-5.0 vs LM2940S-5.0/NOPB
LM2940SX-5.0/NOPB IC VREG 5 V FIXED POSITIVE LDO REGULATOR, 1 V DROPOUT, PSSO3, TO-263, 3 PIN, Fixed Positive Single Output LDO Regulator National Semiconductor Corporation LM2940SX-5.0 vs LM2940SX-5.0/NOPB
LM2940S-5.0 IC VREG 5 V FIXED POSITIVE LDO REGULATOR, 1 V DROPOUT, PSSO3, TO-263, 3 PIN, Fixed Positive Single Output LDO Regulator National Semiconductor Corporation LM2940SX-5.0 vs LM2940S-5.0
LM2940CS-5.0 IC VREG 5 V FIXED POSITIVE LDO REGULATOR, 1 V DROPOUT, PSSO3, TO-263, 3 PIN, Fixed Positive Single Output LDO Regulator National Semiconductor Corporation LM2940SX-5.0 vs LM2940CS-5.0
LM2940CSX-5.0/NOPB IC VREG 5 V FIXED POSITIVE LDO REGULATOR, 1 V DROPOUT, PSSO3, TO-263, 3 PIN, Fixed Positive Single Output LDO Regulator National Semiconductor Corporation LM2940SX-5.0 vs LM2940CSX-5.0/NOPB
MIC2940A-5.0WUTR 5V FIXED POSITIVE LDO REGULATOR, 0.6V DROPOUT, PSSO3, ROHS COMPLIANT, TO-263, 3 PIN Micrel Inc LM2940SX-5.0 vs MIC2940A-5.0WUTR
MIC2940A-5.0WUTR 5V FIXED POSITIVE LDO REGULATOR, 0.6V DROPOUT, PSSO3, ROHS COMPLIANT, TO-263, 3 PIN Microchip Technology Inc LM2940SX-5.0 vs MIC2940A-5.0WUTR

Related Parts for LM2940SX-5.0

Share by Email

Something went wrong!
Please enter a valid e-mail address
Email sent!
Recipient Email:
Add a recipient
Hello!

We are passing along some cool findings on Findchips sent to you from .

The data is for LM2940SX-5.0 by National Semiconductor Corporation.
They’ve also added a data comparison to this page with by .

Click on the link below to check it out on Findchips.com.

Update Alert Settings for: LM2940SX-5.0 by National Semiconductor Corporation

Select Manufacturer
Which Manufacturer of LM2940SX-5.0 would you like to use for your alert(s)?
Inventory Alert
  • Please alert me when LM2940SX-5.0 inventory levels are or equal to a quantity of from one of my selected distributors.
  • Also alert me for LM2940SX-5.0 alternates
    An alert is already set for the following part(s): . Any existing alert will be overwritten and set as a new alert.
No pricing information is available at this time
Pricing Alert
  • Please alert me when the single part price for LM2940SX-5.0 to
    $
    for at least parts from one of my selected distributors.
    Your Pricing Alert is set to expire on .
    Set this alert to expire in Update this alert to expire · Expired on
  • Also alert me for LM2940SX-5.0 alternates
    An alert is already set for the following part(s): . Any existing alert will be overwritten and set as a new alert.

Your part alert has been saved!

Alerts are triggered based off of individual distributors that you choose. Select your distributor(s) below.

Your part alert has been saved!

Register
Password Guidelines

Is at least 8 characters in length

Must include at least 3 of the following:

One lower-case character (a-z)

One upper-case character (A-Z)

One numeric character (0-9)

One special character (!#$%^&*)

Alert is successfully saved for LM2940SX-5.0.
Looks like you've reached your alert limit!  Please delete some alerts or contact us if you need help.

Compare LM2940SX-5.0 by National Semiconductor Corporation

Select a part to compare:
Part Number Manufacturer Description
No result found.
Something went wrong!
Or search for a different part: