LM3940IT-3.3/NOPBAlternatives & Equivalent Parts
About LM3940IT-3.3/NOPB
LM3940IT-3.3/NOPB is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Transistor Outline, Vertical 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 | LM3940IT-3.3/NOPBSource | LM3940IT-3.3 | 598-8621-207F |
|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Dialight |
| Package Type | Transistor Outline, Vertical | — | Other |
| Pin Count | 3 | — | 4 |
| Temperature Range | -40.0°C ~ 125.0°C | — | -30.0°C ~ 85.0°C |
| Price | $1.0360 | $1.0360 | $0.2850 |
| Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | — | ACTIVE |
| Electrical Parameters | |||
| Pbfree Code | Yes | — | Yes |
| YTEOL | 15 | — | 6 |
| 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-PSFM-T3 | — | — |
| JESD-609 Code | e3 | — | e4 |
| Line Regulation-Max | 0.04% | — | — |
| Load Regulation-Max | 0.08% | — | — |
| Number of Functions | 1 | — | 1 |
| Number of Outputs | 1 | — | — |
| Operating Temperature TJ-Max | 125 °C | — | — |
| Operating Temperature TJ-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 Equivalence Code | SIP3,.1TB | — | — |
| Package Shape | RECTANGULAR | — | — |
| Package Style | FLANGE MOUNT | — | — |
| Packing Method | TUBE | — | TR, 7 INCH |
| Qualification Status | Not Qualified | — | — |
| Regulator Type | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR | — | — |
| Surface Mount | NO | — | YES |
| Technology | BIPOLAR | — | — |
| Terminal Finish | Matte Tin (Sn) | — | Nickel/Gold (Ni/Au) |
| Terminal Form | THROUGH-HOLE | — | — |
| Terminal Pitch | 2.54 mm | — | 3.2 mm |
| Terminal Position | SINGLE | — | — |
| Voltage Tolerance-Max | 5.2% | — | — |
| ## LM3940IT-3.3/NOPB Alternates Showing results | Image | — | — |
| Color | — | — | RED ORANGE/GREEN |
| Color@Wavelength | — | — | Blue-Green/Orange |
| Configuration | — | — | SEPARATE, 2 ELEMENTS |
| Forward Current-Max | — | — | 0.02 A |
| Forward Voltage-Max | — | — | 3.5 V |
| Lens Type | — | — | WATER CLEAR |
| Luminous Intensity-Nom | — | — | 100.0/220.0 mcd |
| Mounting Feature | — | — | SURFACE MOUNT |
| Optoelectronic Device Type | — | — | DUAL COLOR LED |
| Overall Height | — | — | 0.7 mm |
| Reverse Voltage-Max | — | — | 5 V |
| Shape | — | — | RECTANGULAR |
| Size | — | — | 2.7 mm |
| Viewing Angle | — | — | 140 deg |
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 2 alternatives for LM3940IT-3.3/NOPB — response within 24 hours.
Quick Links
Regulator, 3.3V, 1V Dropout, BIPolar, PSFM3
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Why Look for Alternatives?
Finding alternatives for LM3940IT-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 LM3940IT-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 LM3940IT-3.3/NOPB?
Known equivalents for LM3940IT-3.3/NOPB include LM3940IT-3.3, 598-8621-207F. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LM3940IT-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 LM3940IT-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.