LM20343MHEAlternatives & Equivalent Parts
About LM20343MHE
LM20343MHE is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Small Outline Packages 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 | LM20343MHESource | LM20343MH | LAN8742AI-CZ | 09732966801 | 0805USB-901MLC | SRP1038A-470M |
|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Microchip | HARTING | COILCRAFT | Bourns |
| Package Type | Small Outline Packages | — | Quad Flat No-Lead | Other | Other | Inductors Precision Moulded |
| Pin Count | 20 | — | 24 | 98 | 4 | 2 |
| Temperature Range | -40.0°C ~ 125.0°C | — | — | — | -40.0°C ~ 85.0°C | -55.0°C ~ 150.0°C |
| Price | — | $4.4118 | $0.9403 | $4.0292 | $0.2700 | $0.6723 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | OBSOLETE | — | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||||
| Pbfree Code | No | — | — | Yes | Yes | — |
| YTEOL | 0 | — | 13 | 8 | 6.89 | 7 |
| Additional Feature | OUTPUT VOLTAGE IS ADJUSTABLE FROM 0.8 TO 5 | — | — | STANDARD: IEC 60603-2 | GOLD OVER NICKEL OVER SILVER-PALLADIUM-GLASS FRIT TERMINATION | — |
| Analog IC - Other Type | SWITCHING REGULATOR | — | — | — | — | — |
| Control Mode | CURRENT-MODE | — | — | — | — | — |
| Control Technique | PULSE WIDTH MODULATION | — | — | — | — | — |
| Input Voltage-Max | 36 V | — | — | — | — | — |
| Input Voltage-Min | 4.5 V | — | — | — | — | — |
| Input Voltage-Nom | 12 V | — | — | — | — | — |
| JESD-30 Code | R-PDSO-G20 | — | — | — | — | — |
| JESD-609 Code | e0 | — | — | e3 | e4 | e3 |
| Number of Functions | 1 | — | — | — | 2 | 1 |
| Output Current-Max | 6 A | — | — | — | — | — |
| Package Body Material | PLASTIC/EPOXY | — | — | — | — | — |
| Package Equivalence Code | TSSOP20,.25 | — | — | — | — | — |
| Package Shape | RECTANGULAR | — | — | — | — | — |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, SHRINK PITCH | — | — | — | — | SMT |
| Qualification Status | Not Qualified | — | — | — | — | — |
| Surface Mount | YES | — | — | — | — | YES |
| Switcher Configuration | BUCK | — | — | — | — | — |
| Switching Frequency-Max | 825 kHz | — | — | — | — | — |
| Technology | BICMOS | — | — | — | — | — |
| Temperature Grade | AUTOMOTIVE | — | — | — | — | — |
| Terminal Finish | TIN LEAD | — | — | — | GOLD OVER NICKEL | Tin (Sn) - with Nickel (Ni) barrier |
| Terminal Form | GULL WING | — | — | — | — | — |
| Terminal Pitch | 0.65 mm | — | — | 2.54 mm | — | — |
| Terminal Position | DUAL | — | — | — | — | — |
| ## LM20343MHE Alternates Showing results | Image | — | — | — | — | — |
| Manufacturer Package Code | — | — | QFN-24 | — | — | — |
| Factory Lead Time | — | — | 7 Weeks | — | — | 16 Weeks |
| Telecom IC Type | — | — | ETHERNET TRANSCEIVER | — | — | — |
| ## LAN8742AI-CZ Alternates Showing results | — | — | Image | — | — | — |
| Body Breadth | — | — | — | 0.413 inch | — | — |
| Body Length | — | — | — | 3.701 inch | — | — |
| Body/Shell Style | — | — | — | RECEPTACLE | — | — |
| Connector Type | — | — | — | BOARD EURO CONNECTOR | — | — |
| Contact Finish Mating | — | — | — | NOT SPECIFIED | — | — |
| Contact Finish Termination | — | — | — | TIN OVER NICKEL | — | — |
| Contact Gender | — | — | — | FEMALE | — | — |
| Contact Material | — | — | — | NOT SPECIFIED | — | — |
| Contact Pattern | — | — | — | RECTANGULAR | — | — |
| Contact Style | — | — | — | SQ PIN-SKT | — | — |
| DIN Conformance | — | — | — | YES | — | — |
| Filter Feature | — | — | — | NO | — | — |
| IEC Conformance | — | — | — | NO | — | — |
| MIL Conformance | — | — | — | NO | — | — |
| Mating Contact Pitch | — | — | — | 0.1 inch | — | — |
| Mating Contact Row Spacing | — | — | — | 0.1 inch | — | — |
| Mixed Contacts | — | — | — | NO | — | — |
| Mounting Option 1 | — | — | — | HOLE .087-.098 | — | — |
| Mounting Option 2 | — | — | — | SCREW | — | — |
| Mounting Style | — | — | — | RIGHT ANGLE | — | — |
| Mounting Type | — | — | — | BOARD | SURFACE MOUNT | — |
| Number Of Connectors | — | — | — | ONE | — | — |
| Number Of PCB Rows | — | — | — | 3 | — | — |
| Number of Rows Loaded | — | — | — | 3 | — | — |
| Option | — | — | — | GENERAL PURPOSE | — | — |
| PCB Contact Pattern | — | — | — | RECTANGULAR | — | — |
| PCB Contact Row Spacing | — | — | — | 2.54 mm | — | — |
| Rated Current (Signal) | — | — | — | 2 A | — | — |
| Terminal Length | — | — | — | 0.11 inch | — | — |
| Termination Type | — | — | — | SOLDER | — | — |
| Total Number of Contacts | — | — | — | 96 | — | — |
| UL Flammability Code | — | — | — | 94V-0 | — | — |
| Attenuation Frequency-Max | — | — | — | — | 500 MHz | — |
| Attenuation Frequency-Min | — | — | — | — | 100 MHz | — |
| Attenuation@Freq-Max | — | — | — | — | 16.9 dB | — |
| Attenuation@Freq-Min | — | — | — | — | 4.2 dB | — |
| DC Resistance-Max | — | — | — | — | 0.17 Ω | — |
| Filter Type | — | — | — | — | DATA LINE FILTER | — |
| Height | — | — | — | — | 1.65 mm | — |
| Inductance | — | — | — | — | 0.047 µH | — |
| Output Impedance | — | — | — | — | 90 OHM Ω | — |
| Package Material | — | — | — | — | PLASTIC | — |
| Packing Method | — | — | — | — | TAPE AND REEL | TR, EMBOSSED, 13 INCH |
| Rated Current | — | — | — | — | 0.5 A | — |
| Case/Size Code | — | — | — | — | — | 4339 |
| Construction | — | — | — | — | — | Rectangular |
| Core Material | — | — | — | — | — | CARBONYL POWDER |
| DC Resistance | — | — | — | — | — | 0.167 Ω |
| Inductance-Nom (L) | — | — | — | — | — | 47 µH |
| Inductor Application | — | — | — | — | — | POWER INDUCTOR |
| Inductor Type | — | — | — | — | — | GENERAL PURPOSE INDUCTOR |
| Package Height | — | — | — | — | — | 3.8 mm |
| Package Length | — | — | — | — | — | 11 mm |
| Package Width | — | — | — | — | — | 10 mm |
| Quality Factor-Min (at L-nom) | — | — | — | — | — | 20 |
| Rated Current-Max | — | — | — | — | — | 3 A |
| Reference Standard | — | — | — | — | — | AEC-Q200 |
| Self Resonance Frequency | — | — | — | — | — | 5 MHz |
| Shape/Size Description | — | — | — | — | — | RECTANGULAR PACKAGE |
| Shielded | — | — | — | — | — | YES |
| Terminal Placement | — | — | — | — | — | DUAL ENDED |
| Terminal Shape | — | — | — | — | — | WRAPAROUND |
| 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 5 alternatives for LM20343MHE — response within 24 hours.
Quick Links
Switching Regulator, Current-mode, 6A, 825kHz Switching Freq-Max, PDSO20
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Why Look for Alternatives?
Finding alternatives for LM20343MHE 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 LM20343MHE 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.
Can't Find What You Need?
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FAQ
What is equivalent to LM20343MHE?
Known equivalents for LM20343MHE include LM20343MH, LAN8742AI-CZ, 09732966801. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LM20343MHE?
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 LM20343MHE 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.