LM319NAlternatives & Equivalent Parts
About LM319N
LM319N is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Dual-In-Line 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 | LM319NSource | BUZ71 | IRF730 | BC557B | HCPL-2400-000E | LM393N/NOPB | LM319N/NOPB |
|---|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | STMicroelectronics | STMicroelectronics | MULTICOMP | Avago Technologies | Texas Instruments | Texas Instruments |
| Package Type | Dual-In-Line Packages | Transistor Outline, Vertical | Transistor Outline, Vertical | Transistor Outline, Vertical | Dual-In-Line Packages | Dual-In-Line Packages | Dual-In-Line Packages |
| Pin Count | 14 | 3 | 3 | 3 | 8 | 8 | 14 |
| Temperature Range | ~ 70.0°C | ~ 175.0°C | ~ 150.0°C | — | ~ 70.0°C | ~ 70.0°C | ~ 70.0°C |
| Price | $0.2100 | $0.4832 | $0.4478 | $0.0173 | $3.1500 | $0.0893 | $0.1737 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | OBSOLETE | OBSOLETE | — | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | |||||||
| YTEOL | 0 | 0 | 0 | — | 7 | 15 | 15 |
| Amplifier Type | COMPARATOR | — | — | — | — | COMPARATOR | COMPARATOR |
| Average Bias Current-Max (IIB) | 0.0012 µA | — | — | — | — | 0.4 µA | 1.2 µA |
| Bias Current-Max (IIB) @25C | 1 µA | — | — | — | — | 0.25 µA | 1 µA |
| Input Offset Voltage-Max | 10000 µV | — | — | — | — | 5000 µV | 8000 µV |
| JESD-30 Code | R-PDIP-T14 | R-PSFM-T3 | R-PSFM-T3 | — | — | R-PDIP-T8 | R-PDIP-T14 |
| JESD-609 Code | e4 | e0 | e3 | — | e3 | e4 | e4 |
| Neg Supply Voltage Limit-Max | -25 V | — | — | — | — | — | -18 V |
| Neg Supply Voltage-Nom (Vsup) | -15 V | — | — | — | — | — | -15 V |
| Number of Functions | 2 | — | — | — | 1 | 2 | 2 |
| Output Type | OPEN-COLLECTOR | — | — | — | — | OPEN-COLLECTOR; OPEN-DRAIN | OPEN-COLLECTOR; OPEN-DRAIN |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | — | — | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | DIP14,.3 | — | — | — | — | DIP8,.3 | DIP14,.3 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | — | — | RECTANGULAR | RECTANGULAR |
| Package Style | IN-LINE | FLANGE MOUNT | FLANGE MOUNT | — | — | IN-LINE | IN-LINE |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | — | — | Not Qualified | Not Qualified |
| Response Time-Nom | 80 ns | — | — | — | 2e-8 ns | 1300 ns | 80 ns |
| Supply Current-Max | 12.5 mA | — | — | — | — | 1 mA | 12.5 mA |
| Supply Voltage Limit-Max | 18 V | — | — | — | — | 36 V | 18 V |
| Supply Voltage-Nom (Vsup) | 15 V | — | — | — | — | 5 V | 15 V |
| Surface Mount | NO | NO | NO | — | NO | NO | NO |
| Technology | BIPOLAR | — | — | — | — | BIPOLAR | BIPOLAR |
| Temperature Grade | COMMERCIAL | — | — | — | — | COMMERCIAL | COMMERCIAL |
| Terminal Finish | NICKEL PALLADIUM GOLD | Tin/Lead (Sn/Pb) | MATTE TIN | — | MATTE TIN | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | — | — | THROUGH-HOLE | THROUGH-HOLE |
| Terminal Pitch | 2.54 mm | — | — | — | — | 2.54 mm | 2.54 mm |
| Terminal Position | DUAL | SINGLE | SINGLE | — | — | DUAL | DUAL |
| ## LM319N Alternates Showing results | Image | — | — | — | — | — | — |
| Additional Feature | — | AVALANCHE RATED | HIGH VOLTAGE, FAST SWITCHING | — | CMOS COMPATIBLE, UL RECOGNIZED | — | — |
| Avalanche Energy Rating (Eas) | — | 50 mJ | 300 mJ | — | — | — | — |
| Configuration | — | SINGLE WITH BUILT-IN DIODE | SINGLE WITH BUILT-IN DIODE | — | SINGLE | — | — |
| DS Breakdown Voltage-Min | — | 50 V | 400 V | — | — | — | — |
| Drain Current-Max (ID) | — | 17 A | 5.5 A | — | — | — | — |
| Drain-source On Resistance-Max | — | 0.1 Ω | 1 Ω | — | — | — | — |
| FET Technology | — | METAL-OXIDE SEMICONDUCTOR | METAL-OXIDE SEMICONDUCTOR | — | — | — | — |
| Feedback Cap-Max (Crss) | — | 30 pF | 65 pF | — | — | — | — |
| JEDEC-95 Code | — | TO-220AB | TO-220AB | — | — | — | — |
| Number of Elements | — | 1 | 1 | — | 1 | — | — |
| Operating Mode | — | ENHANCEMENT MODE | ENHANCEMENT MODE | — | — | — | — |
| Polarity/Channel Type | — | N-CHANNEL | N-CHANNEL | — | — | — | — |
| Power Dissipation Ambient-Max | — | 85 W | 100 W | — | — | — | — |
| Power Dissipation-Max (Abs) | — | 60 W | 75 W | — | — | — | — |
| Pulsed Drain Current-Max (IDM) | — | 68 A | 22 A | — | — | — | — |
| Transistor Application | — | SWITCHING | SWITCHING | — | — | — | — |
| Transistor Element Material | — | SILICON | SILICON | — | — | — | — |
| Turn-off Time-Max (toff) | — | 145 ns | 193 ns | — | — | — | — |
| Turn-on Time-Max (ton) | — | 95 ns | 107 ns | — | — | — | — |
| ## BUZ71 Alternates Showing results | — | Image | — | — | — | — | — |
| ## IRF730 Alternates Showing results | — | — | Image | — | — | — | — |
| Pbfree Code | — | — | — | — | Yes | Yes | Yes |
| Reach Compliance Code | — | — | — | — | Compliant | — | — |
| Data Rate-Nom | — | — | — | — | 40 MBps | — | — |
| Forward Current-Max | — | — | — | — | 0.01 A | — | — |
| Isolation Voltage-Max | — | — | — | — | 3750 V | — | — |
| Mounting Feature | — | — | — | — | THROUGH HOLE MOUNT | — | — |
| On-State Current-Max | — | — | — | — | 0.025 A | — | — |
| Optoelectronic Device Type | — | — | — | — | LOGIC IC OUTPUT OPTOCOUPLER | — | — |
| Power Dissipation-Max | — | — | — | — | 0.04 W | — | — |
| Supply Voltage-Min | — | — | — | — | 4.75 V | — | — |
| Supply Voltage-Nom | — | — | — | — | 5 V | — | — |
| Packing Method | — | — | — | — | — | TUBE | RAIL |
| Subcategory | — | — | — | — | — | Comparator | Comparator |
| ## LM393N/NOPB Alternates Showing results | — | — | — | — | — | Image | — |
| ## LM319N/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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Get one quote covering all 6 alternatives for LM319N — response within 24 hours.
Quick Links
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Comparator, 2 Func, 8000uV Offset-Max, 80ns Response Time, BIPolar, PDIP14
Why Look for Alternatives?
Finding alternatives for LM319N 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 LM319N 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 LM319N?
Known equivalents for LM319N include BUZ71, IRF730, BC557B. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LM319N?
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 LM319N 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.