LP3963ES-3.3/NOPBAlternatives & Equivalent Parts
About LP3963ES-3.3/NOPB
LP3963ES-3.3/NOPB is a Integrated Circuit component manufactured by Texas Instruments. It comes in a TO-XXX (Inc. DPAK) package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
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Specification Comparison
| Parameter | LP3963ES-3.3/NOPBSource | LP3963ESX-3.3/NOPB | LP3963ES-3.3 | LP38511TJ-ADJ/NOPB | LP3883ES-1.2/NOPB | TPS79633KTTR | 744771122 |
|---|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Würth Elektronik |
| Package Type | TO-XXX (Inc. DPAK) | Other | Other | Other | SO-8 | Other | Other |
| Pin Count | 4 | 4 | 4 | 4 | 8 | 4 | 2 |
| Temperature Range | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | — | -40.0°C ~ 125.0°C |
| Price | $3.5700 | $3.4403 | $3.5700 | $1.3582 | $2.9120 | $3.3531 | $1.1239 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | OBSOLETE | ACTIVE | ACTIVE | NOT RECOMMENDED | ACTIVE |
| Electrical Parameters | |||||||
| Pbfree Code | Yes | Yes | Yes | Yes | Yes | Yes | — |
| YTEOL | 15 | 15 | 0 | 15 | 15 | 4 | 15 |
| Adjustability | FIXED | FIXED | FIXED | ADJUSTABLE | FIXED | FIXED | — |
| Dropout Voltage1-Max | 1.2 V | 1.2 V | 1.2 V | 0.26 V | 0.42 V | 0.325 V | — |
| Dropout Voltage1-Nom | 0.8 V | 0.8 V | 0.8 V | 0.25 V | 0.21 V | 0.22 V | — |
| Input Voltage Absolute-Max | 7.5 V | 7.5 V | 7.5 V | — | 6 V | 6 V | — |
| Input Voltage-Max | 7 V | 7 V | 7 V | 5.5 V | 5.5 V | 5.5 V | — |
| Input Voltage-Min | 4.5 V | 4.5 V | 4.5 V | 2.25 V | 1.636 V | 4.3 V | — |
| JESD-30 Code | R-PSSO-G5 | R-PSSO-G5 | R-PSSO-G5 | R-PSSO-G5 | R-PSSO-G5 | R-PSSO-G5 | — |
| JESD-609 Code | e3 | e3 | e0 | e3 | e3 | e3 | e1 |
| Line Regulation-Max | 0.00198% | 0.00198% | 0.00198% | — | 0.00046368% | 0.00475% | — |
| Load Regulation-Max | 0.00033% | 0.00033% | 0.00033% | — | 0.00072% | 0.005% | — |
| Number of Functions | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Number of Outputs | 1 | 1 | 1 | 1 | 1 | 1 | — |
| Operating Temperature TJ-Max | 125 °C | 125 °C | 125 °C | 125 °C | 125 °C | 125 °C | — |
| Operating Temperature TJ-Min | -40 °C | -40 °C | -40 °C | -40 °C | -40 °C | -40 °C | — |
| Output Current1-Max | 3 A | 3 A | 3 A | 0.8 A | 3 A | 1 A | — |
| Output Voltage1-Max | 3.399 V | 3.399 V | 3.399 V | 5 V | 1.246 V | 3.366 V | — |
| Output Voltage1-Min | 3.201 V | 3.201 V | 3.201 V | 0.5 V | 1.186 V | 3.234 V | — |
| Output Voltage1-Nom | 3.3 V | 3.3 V | 3.3 V | — | 1.2 V | 3.3 V | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | — |
| Package Equivalence Code | SMSIP5H,.6,67TB | SMSIP5H,.6,67TB | SMSIP5H,.6,67TB | SMSIP5H,.6,67 | SMSIP5H,.6,67TB | SMSIP5H,.6,67TB | — |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | — |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMT |
| Packing Method | TUBE | TR | TUBE | TR | TUBE | TR, 13 INCH | TR, Embossed Plastic, 13 Inch |
| Peak Reflow Temperature (Cel) | 245 | 245 | 235 | 260 | 245 | 260 | — |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | — |
| Regulator Type | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR | ADJUSTABLE POSITIVE SINGLE OUTPUT LDO REGULATOR | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR | — |
| Surface Mount | YES | YES | YES | YES | YES | YES | YES |
| Technology | CMOS | CMOS | CMOS | CMOS | CMOS | — | — |
| Terminal Finish | Matte Tin (Sn) | Matte Tin (Sn) | Tin/Lead (Sn/Pb) | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) | Tin/Silver/Copper (Sn/Ag/Cu) |
| Terminal Form | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING | — |
| Terminal Pitch | 1.7 mm | 1.7 mm | 1.7 mm | 1.7 mm | 1.7 mm | 1.7 mm | — |
| Terminal Position | SINGLE | SINGLE | SINGLE | SINGLE | SINGLE | SINGLE | — |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | NOT SPECIFIED | 30 | 30 | 30 | — |
| Voltage Tolerance-Max | 3% | 3% | 3% | 2% | 2.5% | 2% | — |
| ## LP3963ES-3.3/NOPB Alternates Showing results | Image | — | — | — | — | — | — |
| Date Of Intro | — | — | 1999-11-09 | — | — | — | — |
| Line Regulation-Max (%/V) | — | — | — | 0.06 | — | — | — |
| Load Regulation-Max(%) | — | — | — | 0.16% | — | — | — |
| Reach Compliance Code | — | — | — | — | Not Compliant | — | — |
| ## LP3883ES-1.2/NOPB Alternates Showing results | — | — | — | — | Image | — | — |
| ## TPS79633KTTR Alternates Showing results | — | — | — | — | — | Image | — |
| Case/Size Code | — | — | — | — | — | — | 4747 |
| Construction | — | — | — | — | — | — | Rectangular |
| Core Material | — | — | — | — | — | — | FERRITE |
| DC Resistance | — | — | — | — | — | — | 0.036 Ω |
| Inductance-Nom (L) | — | — | — | — | — | — | 22 µH |
| Inductor Application | — | — | — | — | — | — | POWER INDUCTOR |
| Inductor Type | — | — | — | — | — | — | GENERAL PURPOSE INDUCTOR |
| Package Height | — | — | — | — | — | — | 6 mm |
| Package Length | — | — | — | — | — | — | 12 mm |
| Package Width | — | — | — | — | — | — | 12 mm |
| Rated Current-Max | — | — | — | — | — | — | 3.5 A |
| Reference Standard | — | — | — | — | — | — | AEC-Q200 |
| Self Resonance Frequency | — | — | — | — | — | — | 13.5 MHz |
| Shape/Size Description | — | — | — | — | — | — | RECTANGULAR PACKAGE |
| Shielded | — | — | — | — | — | — | YES |
| Terminal Placement | — | — | — | — | — | — | DUAL ENDED |
| Terminal Shape | — | — | — | — | — | — | ONE SURFACE |
| Test Frequency | — | — | — | — | — | — | 0.1 MHz |
| Tolerance | — | — | — | — | — | — | 20% |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Need pricing on these alternatives?
Get one quote covering all 6 alternatives for LP3963ES-3.3/NOPB — response within 24 hours.
Quick Links
Regulator, 3.3V, 1.2V Dropout, CMOS, PSSO5
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Why Look for Alternatives?
Finding alternatives for LP3963ES-3.3/NOPB is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.
When evaluating LP3963ES-3.3/NOPB replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.
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FAQ
What is equivalent to LP3963ES-3.3/NOPB?
Known equivalents for LP3963ES-3.3/NOPB include LP3963ESX-3.3/NOPB, LP3963ES-3.3, LP38511TJ-ADJ/NOPB. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LP3963ES-3.3/NOPB?
In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.
How do I verify LP3963ES-3.3/NOPB alternatives?
Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.