LM340S-12/NOPBAlternatives & Equivalent Parts
About LM340S-12/NOPB
LM340S-12/NOPB is a Integrated Circuit component manufactured by Texas Instruments. It comes in a TO-XXX (Inc. DPAK) package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Specification Comparison
| Parameter | LM340S-12/NOPBSource | LM340SX-12/NOPB | LM340SX-12 | LM339D | CD40106BM | SN74LVC1G17DCKR |
|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | STMicroelectronics | Texas Instruments | Texas Instruments |
| Package Type | TO-XXX (Inc. DPAK) | Other | Other | Small Outline Packages | Small Outline Packages | SOT23 (5-Pin) |
| Pin Count | 4 | 4 | 4 | 14 | 14 | 5 |
| Temperature Range | ~ 125.0°C | ~ 125.0°C | ~ 70.0°C | ~ 70.0°C | -55.0°C ~ 125.0°C | -40.0°C ~ 125.0°C |
| Price | $1.0725 | $0.5091 | $0.5091 | $0.1609 | $0.2775 | $0.0225 |
| Electrical Parameters | ||||||
| Pbfree Code | Yes | Yes | No | — | Yes | Yes |
| Date Of Intro | 1998-04-01 | 1998-04-01 | — | — | — | — |
| YTEOL | 15 | 15 | 0 | 5.57 | 15 | 15 |
| Adjustability | FIXED | FIXED | FIXED | — | — | — |
| Dropout Voltage1-Nom | 2 V | 2 V | 2 V | — | — | — |
| Input Voltage Absolute-Max | 35 V | 35 V | 35 V | — | — | — |
| Input Voltage-Max | 35 V | 35 V | 30 V | — | — | — |
| Input Voltage-Min | 14.5 V | 14.5 V | 14.5 V | — | — | — |
| JESD-30 Code | R-PSSO-G3 | R-PSSO-G3 | R-PSSO-G3 | R-PDSO-G14 | R-PDSO-G14 | R-PDSO-G5 |
| JESD-609 Code | e3 | e3 | e0 | e3 | e4 | e4 |
| Line Regulation-Max | 0.06% | 0.06% | 0.06% | — | — | — |
| Load Regulation-Max | 0.12% | 0.12% | 0.12% | — | — | — |
| Number of Functions | 1 | 1 | 1 | 4 | 6 | 1 |
| Number of Outputs | 1 | 1 | 1 | — | — | — |
| Operating Temperature TJ-Max | 125 °C | 125 °C | 125 °C | — | — | — |
| Output Current1-Max | 1.5 A | 1.5 A | 1 A | — | — | — |
| Output Voltage1-Max | 12.6 V | 12.6 V | 12.6 V | — | — | — |
| Output Voltage1-Min | 11.4 V | 11.4 V | 11.4 V | — | — | — |
| Output Voltage1-Nom | 12 V | 12 V | 12 V | — | — | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SIP3H,.55TB | SIP3H,.55TB | SIP3H,.55TB | SOP14,.25 | SOP14,.25 | TSSOP5/6,.08 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Packing Method | TUBE | TR | TR | TUBE | TUBE | TR |
| Peak Reflow Temperature (Cel) | 245 | 245 | 235 | 260 | 260 | 260 |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| Regulator Type | FIXED POSITIVE SINGLE OUTPUT STANDARD REGULATOR | FIXED POSITIVE SINGLE OUTPUT STANDARD REGULATOR | FIXED POSITIVE SINGLE OUTPUT STANDARD REGULATOR | — | — | — |
| Surface Mount | YES | YES | YES | YES | YES | YES |
| Technology | BIPOLAR | BIPOLAR | BIPOLAR | BIPOLAR | CMOS | CMOS |
| Terminal Finish | Matte Tin (Sn) | Matte Tin (Sn) | TIN LEAD | Matte Tin (Sn) - annealed | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 2.54 mm | 2.54 mm | 2.54 mm | 1.27 mm | 1.27 mm | 0.65 mm |
| Terminal Position | SINGLE | SINGLE | SINGLE | DUAL | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 20 | NOT SPECIFIED | 30 | 30 |
| Voltage Tolerance-Max | 5% | 5% | 5% | — | — | — |
| ## LM340S-12/NOPB Alternates Showing results | Image | — | — | — | — | — |
| ## LM340SX-12/NOPB Alternates Showing results | — | Image | — | — | — | — |
| Factory Lead Time | — | — | — | 8 Weeks | — | — |
| Amplifier Type | — | — | — | COMPARATOR | — | — |
| Average Bias Current-Max (IIB) | — | — | — | 0.4 µA | — | — |
| Bias Current-Max (IIB) @25C | — | — | — | 0.25 µA | — | — |
| Input Offset Voltage-Max | — | — | — | 9000 µV | — | — |
| Output Type | — | — | — | OPEN-COLLECTOR | — | — |
| Response Time-Nom | — | — | — | 1300 ns | — | — |
| Supply Current-Max | — | — | — | 2 mA | — | — |
| Supply Voltage Limit-Max | — | — | — | 32 V | — | — |
| Supply Voltage-Nom (Vsup) | — | — | — | 5 V | 5 V | 3.3 V |
| Temperature Grade | — | — | — | COMMERCIAL | MILITARY | AUTOMOTIVE |
| Family | — | — | — | — | 4000/14000/40000 | LVC/LCX/Z |
| Load Capacitance (CL) | — | — | — | — | 50 pF | 50 pF |
| Logic IC Type | — | — | — | — | INVERTER | BUFFER |
| Max I(ol) | — | — | — | — | 0.0024 A | 0.024 A |
| Number of Inputs | — | — | — | — | 1 | 1 |
| Power Supply Current-Max (ICC) | — | — | — | — | 0.12 mA | 0.01 mA |
| Prop. Delay@Nom-Sup | — | — | — | — | 280 ns | 5.5 ns |
| Propagation Delay (tpd) | — | — | — | — | 280 ns | 11 ns |
| Schmitt Trigger | — | — | — | — | YES | YES |
| Supply Voltage-Max (Vsup) | — | — | — | — | 18 V | 5.5 V |
| Supply Voltage-Min (Vsup) | — | — | — | — | 3 V | 1.65 V |
| ## CD40106BM Alternates Showing results | — | — | — | — | Image | — |
| ## SN74LVC1G17DCKR Alternates Showing results | — | — | — | — | — | Image |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
Rochester Electronics LLC 12V FIXED POSITIVE REGULATOR, PSSO3, TO-263, 3 PIN
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Request Alternatives for LM340S-12/NOPBFAQ
What is equivalent to LM340S-12/NOPB?
Known equivalents for LM340S-12/NOPB include LM340SX-12/NOPB, LM340SX-12, LM339D. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LM340S-12/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 LM340S-12/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.