Part Details for LM2931AZ-5.0 by National Semiconductor Corporation
Results Overview of LM2931AZ-5.0 by National Semiconductor Corporation
- Distributor Offerings: (2 listings)
- Number of FFF Equivalents: (9 replacements)
- CAD Models: (Request Part)
- Number of Functional Equivalents: (3 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.
LM2931AZ-5.0 Information
LM2931AZ-5.0 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.
Price & Stock for LM2931AZ-5.0
| Part # | Distributor | Description | Stock | Price | Buy | |
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Quest Components | IC,VOLT REGULATOR,FIXED,+5V,BIPOLAR,SIP,3PIN,PLASTIC | 795 |
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$1.1700 / $3.1200 | Buy Now |
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Quest Components | IC,VOLT REGULATOR,FIXED,+5V,BIPOLAR,SIP,3PIN,PLASTIC | 6 |
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$0.5940 | Buy Now |
Part Details for LM2931AZ-5.0
LM2931AZ-5.0 CAD Models
LM2931AZ-5.0 Part Data Attributes
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LM2931AZ-5.0
National Semiconductor Corporation
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Datasheet
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LM2931AZ-5.0
National Semiconductor Corporation
IC VREG 5 V FIXED POSITIVE LDO REGULATOR, 0.6 V DROPOUT, PBCY3, PLASTIC, TO-92, 3 PIN, Fixed Positive Single Output LDO Regulator
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| Rohs Code | No | |
| Part Life Cycle Code | Transferred | |
| Ihs Manufacturer | NATIONAL SEMICONDUCTOR CORP | |
| Package Description | PLASTIC, TO-92, 3 PIN | |
| Reach Compliance Code | not_compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.01 | |
| Adjustability | FIXED | |
| Dropout Voltage1-Max | 0.6 V | |
| Dropout Voltage1-Nom | 0.3 V | |
| Input Voltage Absolute-Max | 26 V | |
| Input Voltage-Max | 26 V | |
| Input Voltage-Min | 6 V | |
| JESD-30 Code | O-PBCY-W3 | |
| JESD-609 Code | e0 | |
| Line Regulation-Max | 0.03% | |
| Load Regulation-Max | 0.05% | |
| Moisture Sensitivity Level | 1 | |
| Number of Functions | 1 | |
| Number of Outputs | 1 | |
| Number of Terminals | 3 | |
| Operating Temperature TJ-Max | 125 °C | |
| Operating Temperature TJ-Min | -40 °C | |
| Output Current1-Max | 0.1 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-92 | |
| Package Equivalence Code | SIP3,.1,50 | |
| Package Shape | ROUND | |
| Package Style | CYLINDRICAL | |
| 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 | WIRE | |
| Terminal Pitch | 1.27 mm | |
| Terminal Position | BOTTOM | |
| Time@Peak Reflow Temperature-Max (s) | 40 | |
| Voltage Tolerance-Max | 5% |
Alternate Parts for LM2931AZ-5.0
This table gives cross-reference parts and alternative options found for LM2931AZ-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 LM2931AZ-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 | Manufacturer | Composite Price | Description | Compare |
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| LM2931AZ-5.0G | onsemi | $0.2147 | LDO Regulator, 100 mA, Ultra-High PSRR Vout: 5.0 V; ±3.8%, TO-92 (TO-226) 5.33mm Body Height, 2000-BLKBG | LM2931AZ-5.0 vs LM2931AZ-5.0G |
| LM2931AZ50R | STMicroelectronics | $0.7187 | Very low drop voltage regulators with inhibit function | LM2931AZ-5.0 vs LM2931AZ50R |
| LM2931AZ-5.0RM | Motorola Mobility LLC | Check for Price | 5V FIXED POSITIVE LDO REGULATOR, 0.6V DROPOUT, PBCY3, TO-92, 3 PIN | LM2931AZ-5.0 vs LM2931AZ-5.0RM |
| LM2931AZ5 | Fairchild Semiconductor Corporation | Check for Price | Fixed Positive LDO Regulator, 5V, 0.6V Dropout, BIPolar, PBCY3, TO-92, 3 PIN | LM2931AZ-5.0 vs LM2931AZ5 |
| LM2931AZ-5.0RE | Motorola Semiconductor Products | Check for Price | Fixed Positive LDO Regulator, 5V, 0.6V Dropout, BIPolar, PBCY3, TO-92, 3 PIN | LM2931AZ-5.0 vs LM2931AZ-5.0RE |
| LM2931AZ-5.0 | Motorola Mobility LLC | Check for Price | 5V FIXED POSITIVE LDO REGULATOR, 0.6V DROPOUT, PBCY3, PLASTIC, TO-92, 3 PIN | LM2931AZ-5.0 vs LM2931AZ-5.0 |
| LM2931AZ50 | STMicroelectronics | Check for Price | 5V FIXED POSITIVE LDO REGULATOR, 0.6V DROPOUT, PBCY3, TO-92, 3 PIN | LM2931AZ-5.0 vs LM2931AZ50 |
| LM2931AZ-5.0/LFT4 | Texas Instruments | Check for Price | 100-mA, 26-V, high-PSRR, low-dropout voltage regulator 3-TO-92 -40 to 85 | LM2931AZ-5.0 vs LM2931AZ-5.0/LFT4 |
| LM2931AZ5X | Fairchild Semiconductor Corporation | Check for Price | Fixed Positive LDO Regulator, 5V, 0.6V Dropout, BIPolar, PBCY3, TO-92, 3 PIN | LM2931AZ-5.0 vs LM2931AZ5X |
LM2931AZ-5.0 Frequently Asked Questions (FAQ)
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The maximum input voltage that can be applied to the LM2931AZ-5.0 is 26V, but it's recommended to keep it below 24V for reliable operation.
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While the LM2931AZ-5.0 can handle up to 1A of output current, it's not recommended for high-current applications due to thermal limitations. For high-current applications, consider using a heat sink or a more suitable regulator like the LM2940.
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To ensure the output voltage is stable and accurate, make sure to use a suitable output capacitor (typically 10uF or larger) and keep the input voltage ripple below 1V. Also, avoid using long input and output wires to minimize voltage drops.
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No, the LM2931AZ-5.0 is a linear voltage regulator and not suitable for switching regulator applications. It's designed to provide a stable output voltage from a fixed input voltage, not to switch between different voltage levels.
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The typical dropout voltage of the LM2931AZ-5.0 is around 1.5V to 2V, which means the input voltage should be at least 1.5V to 2V higher than the output voltage for proper regulation.