-
Part Symbol
-
Footprint
-
3D Model
Available Download Formats
By downloading CAD models, you agree to our Terms & Conditions and Privacy Policy
1-A, low-dropout voltage regulator for 5-V to 3.3-V conversion 4-SOT-223 -40 to 125
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.
Part # | Manufacturer | Description | Datasheet |
---|---|---|---|
LM3940IMPX-3.3 | Texas Instruments | 1A Low Dropout Regulator for 5V to 3.3V Conversion 4-SOT-223 -40 to 125 | |
LM3940IMP-3.3 | Texas Instruments | 1A Low Dropout Regulator for 5V to 3.3V Conversion 4-SOT-223 -40 to 125 | |
LM3940IMPX-3.3/NOPB | Texas Instruments | 1A Low Dropout Regulator for 5V to 3.3V Conversion 4-SOT-223 -40 to 125 |
Part # | Distributor | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
DISTI #
296-35909-1-ND
|
DigiKey | IC REG LINEAR 3.3V 1A SOT223-4 Min Qty: 1 Lead time: 6 Weeks Container: Cut Tape (CT), Digi-Reel®, Tape & Reel (TR) |
8552 In Stock |
|
$1.2367 / $2.7100 | Buy Now |
|
Bristol Electronics | 10 |
|
RFQ | ||
|
Quest Components | Voltage Regulator, +3.3V, Bi-Polar, 3 Pin, Plastic, SOT-223 | 40 |
|
$1.2500 / $2.5000 | Buy Now |
|
Quest Components | Voltage Regulator, +3.3V, Bi-Polar, 3 Pin, Plastic, SOT-223 | 8 |
|
$1.0080 / $1.2600 | Buy Now |
|
Rochester Electronics | LM3940 1A Low Dropout Regulator for 5V to 3.3V Conversion RoHS: Not Compliant Status: End of Life / Last Time Buy Min Qty: 1 | 80 |
|
$1.1200 / $1.3200 | Buy Now |
|
Win Source Electronics | LDO Regulator Pos 3.3V 1A 4-Pin(3+Tab) SOT-223 T/R / IC REG LDO 3.3V 1A SOT223 | 92551 |
|
$0.7920 / $1.1870 | Buy Now |
By downloading CAD models, you agree to our Terms & Conditions and Privacy Policy
|
LM3940IMP-3.3
Texas Instruments
Buy Now
Datasheet
|
Compare Parts:
LM3940IMP-3.3
Texas Instruments
1-A, low-dropout voltage regulator for 5-V to 3.3-V conversion 4-SOT-223 -40 to 125
|
Pbfree Code | Yes | |
Rohs Code | No | |
Part Life Cycle Code | Obsolete | |
Ihs Manufacturer | TEXAS INSTRUMENTS INC | |
Part Package Code | SOT-223 | |
Package Description | SOT-223, 3 PIN | |
Pin Count | 3 | |
Reach Compliance Code | not_compliant | |
ECCN Code | EAR99 | |
HTS Code | 8542.39.00.01 | |
Date Of Intro | 1998-04-01 | |
Samacsys Manufacturer | Texas Instruments | |
Adjustability | FIXED | |
Dropout Voltage1-Max | 1 V | |
Dropout Voltage1-Nom | 0.31 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 | e0 | |
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 | |
Operating Temperature-Max | 125 °C | |
Operating Temperature-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 | Tin/Lead (Sn/Pb) | |
Terminal Form | GULL WING | |
Terminal Pitch | 2.3 mm | |
Terminal Position | DUAL | |
Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED | |
Voltage Tolerance-Max | 5.2% | |
Width | 3.56 mm |
This table gives cross-reference parts and alternative options found for LM3940IMP-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 LM3940IMP-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 | Description | Manufacturer | Compare |
---|---|---|---|
LM3940IMPX-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 | LM3940IMP-3.3 vs LM3940IMPX-3.3/NOPB |
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 | LM3940IMP-3.3 vs LM3940IMPX-3.3 |
LM3940IMP-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 | LM3940IMP-3.3 vs LM3940IMP-3.3/NOPB |