MC7818ACTGAlternatives & Equivalent Parts
About MC7818ACTG
MC7818ACTG is a Integrated Circuit component manufactured by ON Semiconductor. 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 | MC7818ACTGSource | MC7918CTG | TDA2040V | TPS55340PWP | TPS55340QRTERQ1 | VLP8040T-100M |
|---|---|---|---|---|---|---|
| Manufacturer | ON Semiconductor | ON Semiconductor | STMicroelectronics | Texas Instruments | Texas Instruments | TDK |
| Package Type | Transistor Outline, Vertical | Transistor Outline, Vertical | Transistor Outline, Vertical | Small Outline Packages | Quad Flat No-Lead | Other |
| Pin Count | 3 | 3 | 5 | 15 | 17 | 2 |
| Temperature Range | — | — | -40.0°C ~ 150.0°C | -40.0°C ~ 150.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 105.0°C |
| Price | — | $0.2693 | $1.6605 | $0.7068 | $1.4730 | — |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | OBSOLETE | ACTIVE | OBSOLETE | ACTIVE | ACTIVE | OBSOLETE |
| Electrical Parameters | ||||||
| Pbfree Code | Yes | Yes | Yes | Yes | Yes | Yes |
| Manufacturer Package Code | 221AB | 221AB | — | — | — | — |
| YTEOL | 0 | 6.14 | 0 | 15 | 15 | 0 |
| Adjustability | FIXED | FIXED | — | — | — | — |
| Dropout Voltage1-Nom | 2 V | 1.3 V | — | — | — | — |
| Input Voltage Absolute-Max | 35 V | 35 V | — | — | — | — |
| Input Voltage-Max | 33 V | 33 V | — | 32 V | 38 V | — |
| Input Voltage-Min | 21 V | 21 V | — | 2.9 V | 2.9 V | — |
| JESD-30 Code | R-XSFM-T3 | R-PSFM-T3 | R-PZIP-T5 | R-PDSO-G14 | S-PQCC-N16 | — |
| JESD-609 Code | e3 | e3 | e3 | e4 | e4 | — |
| Line Regulation-Max | 0.025% | 0.36% | — | — | — | — |
| Load Regulation-Max | 0.025% | 0.36% | — | — | — | — |
| Number of Functions | 1 | 1 | — | 1 | 1 | 1 |
| Number of Outputs | 1 | 1 | — | 1 | 1 | — |
| Operating Temperature TJ-Max | 125 °C | 125 °C | — | — | — | — |
| Output Current1-Max | 1 A | 1 A | — | — | — | — |
| Output Voltage1-Max | 18.7 V | 18.9 V | — | — | — | — |
| Output Voltage1-Min | 17.3 V | 17.1 V | — | — | — | — |
| Output Voltage1-Nom | 18 V | 18 V | — | — | — | — |
| Package Body Material | UNSPECIFIED | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | — |
| Package Equivalence Code | SIP3,.1TB | SIP3,.1TB | ZIP5,.15,.2,67TB | TSSOP14,.25 | — | — |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | SQUARE | — |
| Package Style | FLANGE MOUNT | FLANGE MOUNT | FLANGE MOUNT | SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | SMT |
| Packing Method | RAIL | RAIL | — | — | — | TR |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | — | — | — |
| Regulator Type | FIXED POSITIVE SINGLE OUTPUT STANDARD REGULATOR | FIXED NEGATIVE SINGLE OUTPUT STANDARD REGULATOR | — | — | — | — |
| Surface Mount | NO | NO | NO | YES | YES | YES |
| Technology | BIPOLAR | BIPOLAR | BIPOLAR | — | BICMOS | — |
| Terminal Finish | Matte Tin (Sn) - annealed | Matte Tin (Sn) - annealed | MATTE TIN | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | — |
| Terminal Form | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | GULL WING | NO LEAD | — |
| Terminal Pitch | 2.54 mm | — | 1.7 mm | 0.65 mm | 0.5 mm | — |
| Terminal Position | SINGLE | SINGLE | ZIG-ZAG | DUAL | QUAD | — |
| Voltage Tolerance-Max | 3.89% | 5% | — | — | — | — |
| Bandwidth-Nom | — | — | 22 kHz | — | — | — |
| Consumer IC Type | — | — | AUDIO AMPLIFIER | — | — | — |
| Gain | — | — | 30 dB | — | — | — |
| Harmonic Distortion | — | — | 0.5% | — | — | — |
| Number of Channels | — | — | 1 | — | — | — |
| Output Power-Nom | — | — | 22 W | — | — | — |
| Supply Current-Max | — | — | 100 mA | — | — | — |
| Supply Voltage-Max (Vsup) | — | — | 20 V | — | — | — |
| Supply Voltage-Min (Vsup) | — | — | 2.5 V | — | — | — |
| Temperature Grade | — | — | AUTOMOTIVE | AUTOMOTIVE | AUTOMOTIVE | — |
| Analog IC - Other Type | — | — | — | SWITCHING REGULATOR | SWITCHING REGULATOR | — |
| Control Mode | — | — | — | CURRENT-MODE | CURRENT-MODE | — |
| Control Technique | — | — | — | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION | — |
| Input Voltage-Nom | — | — | — | 5 V | 5 V | — |
| Output Current-Max | — | — | — | 5 A | 7.75 A | — |
| Output Voltage-Max | — | — | — | 38 V | 38 V | — |
| Output Voltage-Min | — | — | — | 3 V | 3 V | — |
| Peak Reflow Temperature (Cel) | — | — | — | 260 | 260 | — |
| Switcher Configuration | — | — | — | BUCK-BOOST | BUCK-BOOST | — |
| Switching Frequency-Max | — | — | — | 1200 kHz | 2500 kHz | — |
| Time@Peak Reflow Temperature-Max (s) | — | — | — | 30 | 30 | — |
| ## TPS55340PWP Alternates Showing results | — | — | — | Image | — | — |
| Additional Feature | — | — | — | — | ADJUSTABLE OUTPUT MODE FROM 2.9 TO 38 V | — |
| Screening Level | — | — | — | — | AEC-Q100 | — |
| ## TPS55340QRTERQ1 Alternates Showing results | — | — | — | — | Image | — |
| Case/Size Code | — | — | — | — | — | 3432 |
| Construction | — | — | — | — | — | Magnetically Shielded |
| Core Material | — | — | — | — | — | FERRITE |
| DC Resistance | — | — | — | — | — | 0.038 Ω |
| Inductance-Nom (L) | — | — | — | — | — | 10 µH |
| Inductor Application | — | — | — | — | — | POWER INDUCTOR |
| Inductor Type | — | — | — | — | — | GENERAL PURPOSE INDUCTOR |
| Package Height | — | — | — | — | — | 4 mm |
| Package Length | — | — | — | — | — | 8.6 mm |
| Package Width | — | — | — | — | — | 8 mm |
| Rated Current-Max | — | — | — | — | — | 3.5 A |
| 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.
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Why Look for Alternatives?
Finding alternatives for MC7818ACTG 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 MC7818ACTG 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 MC7818ACTG?
Known equivalents for MC7818ACTG include MC7918CTG, TDA2040V, TPS55340PWP. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of MC7818ACTG?
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 MC7818ACTG 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.