L4940V5Alternatives & Equivalent Parts
About L4940V5
L4940V5 is a Integrated Circuit component manufactured by STMicroelectronics. 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 | L4940V5Source | MCP1826S-5002E/AB | 50PK22MEFC5X11 | MUR120RLG | NJW0281G | NJW0302G | LME49810TB/NOPB | L4940V85 |
|---|---|---|---|---|---|---|---|---|
| Manufacturer | STMicroelectronics | Microchip | Rubycon | ON Semiconductor | ON Semiconductor | ON Semiconductor | Texas Instruments | STMicroelectronics |
| Package Type | Transistor Outline, Vertical | Other | Capacitor, Polarized Radial Diameter | Diodes, Axial Diameter Horizontal Mounting | Transistor Outline, Vertical | Transistor Outline, Vertical | Other | Transistor Outline, Vertical |
| Pin Count | 3 | 3 | 2 | 2 | 3 | 3 | 15 | 3 |
| Temperature Range | — | — | -40.0°C ~ 85.0°C | -65.0°C ~ 175.0°C | ~ 150.0°C | ~ 150.0°C | -20.0°C ~ 85.0°C | — |
| Price | $0.5720 | $0.2239 | $0.0346 | $0.0770 | $1.3253 | $1.2563 | — | $0.7130 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | OBSOLETE | OBSOLETE |
| Electrical Parameters | ||||||||
| Factory Lead Time | 8 Weeks | 8 Weeks | — | — | — | — | — | 4 Weeks |
| YTEOL | 5.9 | 9 | 7 | 5.95 | 4 | 4 | 0 | 0 |
| Adjustability | FIXED | FIXED | — | — | — | — | — | FIXED |
| Dropout Voltage1-Max | 0.9 V | 0.4 V | — | — | — | — | — | 0.9 V |
| Dropout Voltage1-Nom | 0.5 V | 0.25 V | — | — | — | — | — | 0.5 V |
| Input Voltage Absolute-Max | 30 V | 6.5 V | — | — | — | — | — | 30 V |
| Input Voltage-Max | 17 V | 6 V | — | — | — | — | — | 17 V |
| Input Voltage-Min | 6 V | 5.525 V | — | — | — | — | — | 9.5 V |
| JESD-30 Code | R-PSFM-T3 | R-PSFM-T3 | — | O-PALF-W2 | R-PSFM-T3 | R-PSFM-T3 | R-PZIP-T15 | R-PSFM-T3 |
| JESD-609 Code | e3 | e3 | — | e3 | e3 | e3 | e3 | e3 |
| Line Regulation-Max | 0.01% | 0.00475% | — | — | — | — | — | 0.009% |
| Load Regulation-Max | 0.025% | 0.05% | — | — | — | — | — | 0.03% |
| Number of Functions | 1 | 1 | — | — | — | — | 1 | 1 |
| Number of Outputs | 1 | 1 | — | — | — | — | — | 1 |
| Operating Temperature TJ-Max | 150 °C | 125 °C | — | — | — | — | — | 150 °C |
| Operating Temperature TJ-Min | -40 °C | -40 °C | — | — | — | — | — | -40 °C |
| Output Current1-Max | 1.5 A | 1 A | — | — | — | — | — | 1.5 A |
| Output Voltage1-Max | 5.2 V | 5.125 V | — | — | — | — | — | 8.85 V |
| Output Voltage1-Min | 4.8 V | 4.875 V | — | — | — | — | — | 8.15 V |
| Output Voltage1-Nom | 5 V | 5 V | — | — | — | — | — | 8.5 V |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | — | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SIP3,.1TB | SIP3,.1TB | — | — | — | — | ZIP15,.1,.1 | SIP3,.1TB |
| Package Shape | RECTANGULAR | RECTANGULAR | — | ROUND | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | FLANGE MOUNT | FLANGE MOUNT | Radial | LONG FORM | FLANGE MOUNT | FLANGE MOUNT | FLANGE MOUNT | FLANGE MOUNT |
| Packing Method | TUBE | TUBE | BULK | — | — | — | — | TUBE |
| Peak Reflow Temperature (Cel) | NOT SPECIFIED | — | — | — | — | — | — | NOT SPECIFIED |
| Qualification Status | Not Qualified | 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 |
| Surface Mount | NO | NO | NO | NO | NO | NO | NO | NO |
| Technology | BIPOLAR | CMOS | — | — | — | — | — | BIPOLAR |
| Terminal Finish | Matte Tin (Sn) - annealed | Matte Tin (Sn) | — | Matte Tin (Sn) - annealed | Matte Tin (Sn) - annealed | Matte Tin (Sn) - annealed | MATTE TIN | Matte Tin (Sn) |
| Terminal Form | THROUGH-HOLE | THROUGH-HOLE | — | WIRE | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE |
| Terminal Pitch | 2.54 mm | 2.54 mm | 2 mm | — | — | — | 1.27 mm | 2.54 mm |
| Terminal Position | SINGLE | SINGLE | — | AXIAL | SINGLE | SINGLE | ZIG-ZAG | SINGLE |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED | — | — | — | — | — | — | NOT SPECIFIED |
| Voltage Tolerance-Max | 4% | 2.5% | — | — | — | — | — | 4.1% |
| Pbfree Code | — | Yes | Yes | Yes | Yes | Yes | Yes | — |
| Manufacturer Package Code | — | TO-220-3 | — | 59-10 | 340AB | 340AB | — | — |
| Reach Compliance Code | — | — | Compliant | — | — | — | — | — |
| Capacitance | — | — | 22 µF | — | — | — | — | — |
| Capacitor Type | — | — | ALUMINUM ELECTROLYTIC CAPACITOR | — | — | — | — | — |
| Diameter | — | — | 5 mm | — | — | — | — | — |
| Dielectric Material | — | — | ALUMINUM (WET) | — | — | — | — | — |
| Leakage Current | — | — | 0.011 mA | — | — | — | — | — |
| Mounting Feature | — | — | THROUGH HOLE MOUNT | — | — | — | — | — |
| Negative Tolerance | — | — | 20% | — | — | — | — | — |
| Polarity | — | — | POLARIZED | — | — | — | — | — |
| Positive Tolerance | — | — | 20% | — | — | — | — | — |
| Rated (DC) Voltage (URdc) | — | — | 50 V | — | — | — | — | — |
| Ripple Current | — | — | 95 mA | — | — | — | — | — |
| Tan Delta | — | — | 0.12 | — | — | — | — | — |
| Terminal Shape | — | — | WIRE | — | — | — | — | — |
| Additional Feature | — | — | — | FREE WHEELING DIODE, LOW LEAKAGE CURRENT | — | — | — | — |
| Application | — | — | — | ULTRA FAST RECOVERY POWER | — | — | — | — |
| Breakdown Voltage-Min | — | — | — | 200 V | — | — | — | — |
| Case Connection | — | — | — | ISOLATED | — | — | — | — |
| Configuration | — | — | — | SINGLE | SINGLE | SINGLE | — | — |
| Diode Element Material | — | — | — | SILICON | — | — | — | — |
| Diode Type | — | — | — | RECTIFIER DIODE | — | — | — | — |
| Forward Voltage-Max (VF) | — | — | — | 1.2 V | — | — | — | — |
| JEDEC-95 Code | — | — | — | DO-41 | — | — | — | — |
| Non-rep Pk Forward Current-Max | — | — | — | 35 A | — | — | — | — |
| Number of Elements | — | — | — | 1 | 1 | 1 | — | — |
| Number of Phases | — | — | — | 1 | — | — | — | — |
| Output Current-Max | — | — | — | 1 A | — | — | — | — |
| Rep Pk Reverse Voltage-Max | — | — | — | 200 V | — | — | — | — |
| Reverse Current-Max | — | — | — | 5 µA | — | — | — | — |
| Reverse Recovery Time-Max | — | — | — | 0.035 µs | — | — | — | — |
| Reverse Test Voltage | — | — | — | 200 V | — | — | — | — |
| Collector Current-Max (IC) | — | — | — | — | 15 A | 15 A | — | — |
| Collector-Emitter Voltage-Max | — | — | — | — | 250 V | 250 V | — | — |
| DC Current Gain-Min (hFE) | — | — | — | — | 75 | 75 | — | — |
| Polarity/Channel Type | — | — | — | — | NPN | PNP | — | — |
| Power Dissipation-Max (Abs) | — | — | — | — | 150 W | 150 W | — | — |
| Transistor Application | — | — | — | — | AMPLIFIER | AMPLIFIER | — | — |
| Transistor Element Material | — | — | — | — | SILICON | SILICON | — | — |
| Transition Frequency-Nom (fT) | — | — | — | — | 30 MHz | 30 MHz | — | — |
| Consumer IC Type | — | — | — | — | — | — | AUDIO AMPLIFIER | — |
| Number of Channels | — | — | — | — | — | — | 1 | — |
| Supply Current-Max | — | — | — | — | — | — | 18 mA | — |
| Supply Voltage-Max (Vsup) | — | — | — | — | — | — | 100 V | — |
| Supply Voltage-Min (Vsup) | — | — | — | — | — | — | 20 V | — |
| Temperature Grade | — | — | — | — | — | — | OTHER | — |
| ## LME49810TB/NOPB Alternates Showing results | — | — | — | — | — | — | Image | — |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
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Why Look for Alternatives?
Finding alternatives for L4940V5 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 L4940V5 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 L4940V5?
Known equivalents for L4940V5 include MCP1826S-5002E/AB, 50PK22MEFC5X11, MUR120RLG. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of L4940V5?
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 L4940V5 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.