LM7812CTAlternatives & Equivalent Parts
About LM7812CT
LM7812CT 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.
Specification Comparison
| Parameter | LM7812CTSource | UA723CD | AT89C2051-12PU | CD4043BE | LM317LMX/NOPB | LM7812CT/NOPB |
|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Microchip | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Transistor Outline, Vertical | Small Outline Packages | Dual-In-Line Packages | Dual-In-Line Packages | Small Outline Packages | Transistor Outline, Vertical |
| Pin Count | 3 | 14 | 20 | 16 | 8 | 3 |
| Temperature Range | — | ~ 70.0°C | -40.0°C ~ 85.0°C | -55.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C |
| Price | $0.1470 | $0.4770 | $1.3395 | $0.3400 | $0.2000 | $0.1470 |
| Electrical Parameters | ||||||
| Pbfree Code | No | Yes | Yes | Yes | Yes | Yes |
| YTEOL | 0 | 15 | 14 | 15 | 15 | 15 |
| Adjustability | FIXED | — | — | — | ADJUSTABLE | FIXED |
| Dropout Voltage1-Nom | 2 V | — | — | — | 1.8 V | 2 V |
| Input Voltage Absolute-Max | 35 V | — | — | — | — | 35 V |
| Input Voltage-Max | 27 V | 40 V | — | — | 40 V | 30 V |
| Input Voltage-Min | 14.5 V | 9.5 V | — | — | 4.2 V | 14.5 V |
| JESD-30 Code | R-PSFM-T3 | R-PDSO-G14 | R-PDIP-T20 | R-PDIP-T16 | R-PDSO-G8 | R-PSFM-T3 |
| JESD-609 Code | e0 | e4 | e3 | e4 | e3 | e3 |
| Line Regulation-Max | 0.12% | — | — | — | — | 0.12% |
| Load Regulation-Max | 0.12% | — | — | — | — | 0.12% |
| Number of Functions | 1 | 1 | — | 4 | 1 | 1 |
| Number of Outputs | 1 | 1 | — | — | 1 | 1 |
| Operating Temperature TJ-Max | 125 °C | — | — | — | 125 °C | 125 °C |
| Output Current1-Max | 1 A | — | — | — | 0.1 A | 1.5 A |
| Output Voltage1-Max | 12.6 V | — | — | — | 38 V | 12.6 V |
| Output Voltage1-Min | 11.4 V | — | — | — | 1.2 V | 11.4 V |
| Output Voltage1-Nom | 12 V | — | — | — | — | 12 V |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SIP3,.1TB | SOP14,.25 | DIP20,.3 | DIP16,.3 | SOP8,.25 | SIP3,.1TB |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | FLANGE MOUNT | SMALL OUTLINE | IN-LINE | IN-LINE | SMALL OUTLINE | FLANGE MOUNT |
| Packing Method | TUBE | — | — | TUBE | TR | TUBE |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| Regulator Type | FIXED POSITIVE SINGLE OUTPUT STANDARD REGULATOR | — | — | — | ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR | FIXED POSITIVE SINGLE OUTPUT STANDARD REGULATOR |
| Surface Mount | NO | YES | NO | NO | YES | NO |
| Technology | BIPOLAR | BIPOLAR | CMOS | CMOS | BIPOLAR | BIPOLAR |
| Terminal Finish | TIN LEAD | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) | Tin (Sn) |
| Terminal Form | THROUGH-HOLE | GULL WING | THROUGH-HOLE | THROUGH-HOLE | GULL WING | THROUGH-HOLE |
| Terminal Pitch | 2.54 mm | 1.27 mm | 2.54 mm | 2.54 mm | 1.27 mm | 2.54 mm |
| Terminal Position | SINGLE | DUAL | DUAL | DUAL | DUAL | SINGLE |
| Voltage Tolerance-Max | 5% | — | — | — | 3% | 5% |
| ## LM7812CT Alternates Showing results | Image | — | — | — | — | — |
| Analog IC - Other Type | — | THREE TERMINAL VOLTAGE REFERENCE | — | — | — | — |
| Output Current-Max | — | 0.15 A | — | — | — | — |
| Output Voltage-Max | — | 37 V | — | — | — | — |
| Output Voltage-Min | — | 2 V | — | — | — | — |
| Output Voltage-Nom | — | 7.15 V | — | — | — | — |
| Peak Reflow Temperature (Cel) | — | 260 | — | — | 260 | — |
| Ripple Voltage (Main Out) | — | 0.00002 Vrms | — | — | — | — |
| Supply Voltage-Max (Vsup) | — | 40 V | — | 18 V | — | — |
| Supply Voltage-Min (Vsup) | — | 9.5 V | — | 3 V | — | — |
| Supply Voltage-Nom (Vsup) | — | 12 V | — | 5 V | — | — |
| Temp Coef of Voltage-Max | — | 150 ppm/°C | — | — | — | — |
| Temperature Grade | — | COMMERCIAL | INDUSTRIAL | MILITARY | — | — |
| Time@Peak Reflow Temperature-Max (s) | — | 30 | — | — | 30 | — |
| Trim/Adjustable Output | — | YES | — | — | — | — |
| ## UA723CD Alternates Showing results | — | Image | — | — | — | — |
| Manufacturer Package Code | — | — | PDIP-20 | — | — | — |
| Factory Lead Time | — | — | 6 Weeks | — | — | — |
| Has ADC | — | — | NO | — | — | — |
| Bit Size | — | — | 8 | — | — | — |
| Boundary Scan | — | — | NO | — | — | — |
| CPU Family | — | — | 8051 | — | — | — |
| Clock Frequency-Max | — | — | 12 MHz | — | — | — |
| DAC Channels | — | — | NO | — | — | — |
| DMA Channels | — | — | NO | — | — | — |
| Format | — | — | FIXED POINT | — | — | — |
| Integrated Cache | — | — | NO | — | — | — |
| Low Power Mode | — | — | YES | — | — | — |
| Number of External Interrupts | — | — | 2 | — | — | — |
| Number of I/O Lines | — | — | 15 | — | — | — |
| Number of Serial I/Os | — | — | 1 | — | — | — |
| Number of Timers | — | — | 2 | — | — | — |
| On Chip Data RAM Width | — | — | 8 | — | — | — |
| On Chip Program ROM Width | — | — | 8 | — | — | — |
| PWM Channels | — | — | NO | — | — | — |
| RAM (bytes) | — | — | 128 | — | — | — |
| ROM (words) | — | — | 2048 | — | — | — |
| ROM Programmability | — | — | FLASH | — | — | — |
| Speed | — | — | 12 MHz | — | — | — |
| Supply Current-Max | — | — | 15 mA | — | — | — |
| Supply Voltage-Max | — | — | 6 V | — | — | — |
| Supply Voltage-Min | — | — | 3 V | — | — | — |
| Supply Voltage-Nom | — | — | 3 V | — | — | — |
| uPs/uCs/Peripheral ICs Type | — | — | MICROCONTROLLER | — | — | — |
| ## AT89C2051-12PU Alternates Showing results | — | — | Image | — | — | — |
| Family | — | — | — | 4000/14000/40000 | — | — |
| Load Capacitance (CL) | — | — | — | 50 pF | — | — |
| Logic IC Type | — | — | — | R-S LATCH | — | — |
| Max I(ol) | — | — | — | 0.0024 A | — | — |
| Number of Bits | — | — | — | 4 | — | — |
| Output Characteristics | — | — | — | 3-STATE | — | — |
| Output Polarity | — | — | — | TRUE | — | — |
| Power Supply Current-Max (ICC) | — | — | — | 0.06 mA | — | — |
| Prop. Delay@Nom-Sup | — | — | — | 140 ns | — | — |
| Propagation Delay (tpd) | — | — | — | 300 ns | — | — |
| Schmitt Trigger | — | — | — | NO | — | — |
| Trigger Type | — | — | — | HIGH LEVEL | — | — |
| ## CD4043BE Alternates Showing results | — | — | — | Image | — | — |
| Input-Output Voltage Differential-Max | — | — | — | — | 40 V | — |
| Input-Output Voltage Differential-Min | — | — | — | — | 3 V | — |
| Line Regulation-Max (%/V) | — | — | — | — | 0.07 | — |
| Load Regulation-Max(%) | — | — | — | — | 1.5% | — |
| Operating Temperature TJ-Min | — | — | — | — | -40 °C | — |
| ## LM317LMX/NOPB Alternates Showing results | — | — | — | — | Image | — |
| ## LM7812CT/NOPB Alternates Showing results | — | — | — | — | — | Image |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
Why Look for Alternatives?
Finding alternatives for LM7812CT 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 LM7812CT 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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What is equivalent to LM7812CT?
Known equivalents for LM7812CT include UA723CD, AT89C2051-12PU, CD4043BE. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LM7812CT?
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 LM7812CT 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.