Part Details for LM2991SX by National Semiconductor Corporation
Overview of LM2991SX by National Semiconductor Corporation
- Distributor Offerings: (5 listings)
- Number of FFF Equivalents: (6 crosses)
- CAD Models: (Request Part)
- Number of Functional Equivalents: (10 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.
Applications
Consumer Electronics
Energy and Power Systems
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Renewable Energy
Automotive
Price & Stock for LM2991SX
| Part # | Distributor | Description | Stock | Price | Buy | |
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Bristol Electronics | Min Qty: 2 | 448 |
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$1.3776 / $3.3600 | Buy Now |
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Bristol Electronics | 310 |
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RFQ | ||
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Quest Components | 3 V-24V ADJUSTABLE NEGATIVE LDO REGULATOR, 1V DROPOUT, PSSO5 | 358 |
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$1.9500 / $4.5000 | Buy Now |
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Rochester Electronics | LM2991 Negative Low Dropout Adjustable Regulator RoHS: Not Compliant Status: Not Recommended for New Designs Min Qty: 1 | 21 |
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$2.4600 / $2.8900 | Buy Now |
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ComSIT USA | NEGATIVE LOW DROPOUT ADJUSTABLE REGULATOR Adjustable Negative LDO Regulator, 2V Min, 25V Max, 1V Dropout, BIPolar, PSSO5 RoHS: Compliant | Europe - 375 |
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RFQ |
Part Details for LM2991SX
LM2991SX CAD Models
LM2991SX Part Data Attributes
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LM2991SX
National Semiconductor Corporation
Buy Now
Datasheet
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Compare Parts:
LM2991SX
National Semiconductor Corporation
IC VREG 3 V-24 V ADJUSTABLE NEGATIVE LDO REGULATOR, 1 V DROPOUT, PSSO5, PLASTIC, TO-263, 5 PIN, Adjustable Negative 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-263, 5 PIN | |
| Reach Compliance Code | not_compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.01 | |
| Adjustability | ADJUSTABLE | |
| Dropout Voltage1-Max | 1 V | |
| Dropout Voltage1-Nom | 0.6 V | |
| JESD-30 Code | R-PSSO-G5 | |
| JESD-609 Code | e0 | |
| Length | 10.16 mm | |
| Line Regulation-Max (%/V) | 0.04 | |
| Load Regulation-Max(%) | 0.4% | |
| Moisture Sensitivity Level | 3 | |
| Number of Functions | 1 | |
| Number of Outputs | 1 | |
| Number of Terminals | 5 | |
| Operating Temperature TJ-Max | 125 °C | |
| Operating Temperature TJ-Min | -40 °C | |
| Output Current1-Max | 1 A | |
| Output Voltage1-Max | 24 V | |
| Output Voltage1-Min | 3 V | |
| Package Body Material | PLASTIC/EPOXY | |
| Package Code | TO-263 | |
| Package Equivalence Code | SMSIP5H,.6,67TB | |
| Package Shape | RECTANGULAR | |
| Package Style | SMALL OUTLINE | |
| Packing Method | TR | |
| Peak Reflow Temperature (Cel) | 235 | |
| Qualification Status | Not Qualified | |
| Regulator Type | ADJUSTABLE NEGATIVE 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 | 1.7 mm | |
| Terminal Position | SINGLE | |
| Time@Peak Reflow Temperature-Max (s) | 30 | |
| Width | 8.64 mm |
Alternate Parts for LM2991SX
This table gives cross-reference parts and alternative options found for LM2991SX. 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 LM2991SX, 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 |
|---|---|---|---|
| LM2991SX/NOPB | 1-A, negative, adjustable low-dropout voltage regulator with enable 5-DDPAK/TO-263 -40 to 125 | Texas Instruments | LM2991SX vs LM2991SX/NOPB |
| LM2991SX | 1-A, negative, adjustable low-dropout voltage regulator with enable 5-DDPAK/TO-263 -40 to 125 | Texas Instruments | LM2991SX vs LM2991SX |
| LM2991S | IC VREG 3 V-24 V ADJUSTABLE NEGATIVE LDO REGULATOR, 1 V DROPOUT, PSSO5, PLASTIC, TO-263, 5 PIN, Adjustable Negative Single Output LDO Regulator | National Semiconductor Corporation | LM2991SX vs LM2991S |
| LM2991SX/NOPB | IC VREG 3 V-24 V ADJUSTABLE NEGATIVE LDO REGULATOR, 1 V DROPOUT, PSSO5, PLASTIC, TO-263, 5 PIN, Adjustable Negative Single Output LDO Regulator | National Semiconductor Corporation | LM2991SX vs LM2991SX/NOPB |
| LM2991S/NOPB | 1-A, negative, adjustable low-dropout voltage regulator with enable 5-DDPAK/TO-263 -40 to 125 | Texas Instruments | LM2991SX vs LM2991S/NOPB |
| LM2991S/NOPB | IC VREG 3 V-24 V ADJUSTABLE NEGATIVE LDO REGULATOR, 1 V DROPOUT, PSSO5, PLASTIC, TO-263, 5 PIN, Adjustable Negative Single Output LDO Regulator | National Semiconductor Corporation | LM2991SX vs LM2991S/NOPB |