Part Details for LM2940IMPX-5.0/NOPB by National Semiconductor Corporation
Results Overview of LM2940IMPX-5.0/NOPB by National Semiconductor Corporation
- Distributor Offerings: (1 listing)
- Number of FFF Equivalents: (0 replacements)
- CAD Models: (Request Part)
- Number of Functional Equivalents: (6 options)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
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.
LM2940IMPX-5.0/NOPB Information
LM2940IMPX-5.0/NOPB by National Semiconductor Corporation is a Linear Regulator IC.
Linear Regulator ICs are under the broader part category of Power Circuits.
A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.
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 | |
| LM2940IMPX-10/NOPB | Texas Instruments | 1A Low Dropout Regulator 4-SOT-223 -40 to 85 |
Price & Stock for LM2940IMPX-5.0/NOPB
| Part # | Distributor | Description | Stock | Price | Buy | |
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Component Electronics, Inc | IN STOCK SHIP TODAY | 400 |
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$2.5000 / $3.8500 | Buy Now |
Part Details for LM2940IMPX-5.0/NOPB
LM2940IMPX-5.0/NOPB CAD Models
LM2940IMPX-5.0/NOPB Part Data Attributes
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LM2940IMPX-5.0/NOPB
National Semiconductor Corporation
Buy Now
Datasheet
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LM2940IMPX-5.0/NOPB
National Semiconductor Corporation
IC VREG 5 V FIXED POSITIVE LDO REGULATOR, 1 V DROPOUT, PDSO4, SOT-223, 4 PIN, Fixed Positive Single Output LDO Regulator
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| Rohs Code | Yes | |
| Part Life Cycle Code | Transferred | |
| Ihs Manufacturer | NATIONAL SEMICONDUCTOR CORP | |
| Package Description | SOT-223, 4 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 | 60 V | |
| Input Voltage-Max | 26 V | |
| Input Voltage-Min | 6.25 V | |
| JESD-30 Code | R-PDSO-G4 | |
| JESD-609 Code | e3 | |
| Length | 6.5 mm | |
| Line Regulation-Max | 0.05% | |
| 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 | 85 °C | |
| Operating Temperature TJ-Min | -40 °C | |
| Operating Temperature-Max | 85 °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 | 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% | |
| Width | 3.56 mm |
Alternate Parts for LM2940IMPX-5.0/NOPB
This table gives cross-reference parts and alternative options found for LM2940IMPX-5.0/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 LM2940IMPX-5.0/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 | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| LM2940IMP-5.0 | Texas Instruments | $1.0295 | 1-A, 26-V, high-PSRR, low-dropout voltage regulator 4-SOT-223 -40 to 85 | LM2940IMPX-5.0/NOPB vs LM2940IMP-5.0 |
| LM2940IMP-5.0/NOPB | Texas Instruments | $1.1107 | 1-A, 26-V, high-PSRR, low-dropout voltage regulator 4-SOT-223 -40 to 85 | LM2940IMPX-5.0/NOPB vs LM2940IMP-5.0/NOPB |
| LM2940IMP-5.0 | National Semiconductor Corporation | Check for Price | IC VREG 5 V FIXED POSITIVE LDO REGULATOR, 1 V DROPOUT, PDSO4, SOT-223, 4 PIN, Fixed Positive Single Output LDO Regulator | LM2940IMPX-5.0/NOPB vs LM2940IMP-5.0 |
| LM2940IMPX-5.0/NOPB | Texas Instruments | Check for Price | 1-A, 26-V, high-PSRR, low-dropout voltage regulator 4-SOT-223 -40 to 85 | LM2940IMPX-5.0/NOPB vs LM2940IMPX-5.0/NOPB |
| LM2940IMPX-5.0 | National Semiconductor Corporation | Check for Price | IC VREG 5 V FIXED POSITIVE LDO REGULATOR, 1 V DROPOUT, PDSO4, SOT-223, 4 PIN, Fixed Positive Single Output LDO Regulator | LM2940IMPX-5.0/NOPB vs LM2940IMPX-5.0 |
| LM2940IMP-5.0/NOPB | National Semiconductor Corporation | Check for Price | IC VREG 5 V FIXED POSITIVE LDO REGULATOR, 1 V DROPOUT, PDSO4, SOT-223, 4 PIN, Fixed Positive Single Output LDO Regulator | LM2940IMPX-5.0/NOPB vs LM2940IMP-5.0/NOPB |
LM2940IMPX-5.0/NOPB Frequently Asked Questions (FAQ)
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The maximum input voltage that can be applied to the LM2940 is 26V, but it's recommended to keep it below 20V for reliable operation.
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The LM2940 is designed for low-to-medium current applications (up to 1A). For high-current applications, it's recommended to use a different regulator or add external components to improve thermal performance.
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To ensure stability, make sure to use a minimum output capacitance of 22uF, and keep the input and output capacitors close to the regulator. Also, avoid using long leads or traces between the regulator and capacitors.
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The LM2940 has a maximum operating temperature of 125°C. However, the regulator's performance and reliability may degrade at high temperatures. It's recommended to use a heat sink or thermal management techniques to keep the temperature below 85°C.
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The dropout voltage of the LM2940 is typically around 0.5V to 1V, depending on the output current and input voltage. This means the input voltage should be at least 0.5V to 1V higher than the output voltage for proper regulation.