LM139ADRAlternatives & Equivalent Parts
About LM139ADR
LM139ADR 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.
Specification Comparison
| Parameter | LM139ADRSource | LM339AD | LM139AD |
|---|---|---|---|
| Manufacturer | Texas Instruments | STMicroelectronics | Texas Instruments |
| Package Type | Small Outline Packages | Small Outline Packages | Small Outline Packages |
| Pin Count | 14 | 14 | 14 |
| Temperature Range | -55.0°C ~ 125.0°C | ~ 70.0°C | -55.0°C ~ 125.0°C |
| Price | $1.3447 | $0.2320 | $1.5000 |
| Electrical Parameters | |||
| Pbfree Code | Yes | — | — |
| YTEOL | 15 | 5.85 | 0 |
| Amplifier Type | COMPARATOR | COMPARATOR | COMPARATOR |
| Average Bias Current-Max (IIB) | 0.3 µA | 0.3 µA | 0.3 µA |
| Bias Current-Max (IIB) @25C | 0.025 µA | 0.1 µA | 0.025 µA |
| Input Offset Voltage-Max | 2000 µV | 4000 µV | 2000 µV |
| JESD-30 Code | R-PDSO-G14 | R-PDSO-G14 | R-PDSO-G14 |
| JESD-609 Code | e4 | e3 | e4 |
| Number of Functions | 4 | 4 | 4 |
| Output Type | OPEN-COLLECTOR; OPEN-DRAIN | OPEN-COLLECTOR | OPEN-COLLECTOR; OPEN-DRAIN |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SOP14,.25 | SOP14,.25 | SOP14,.25 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE |
| Packing Method | TR | TUBE | TUBE |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified |
| Response Time-Nom | 1300 ns | 1300 ns | 1300 ns |
| Supply Current-Max | 2 mA | 2 mA | 2 mA |
| Supply Voltage Limit-Max | 36 V | 32 V | 36 V |
| Supply Voltage-Nom (Vsup) | 5 V | 5 V | 5 V |
| Surface Mount | YES | YES | YES |
| Technology | BIPOLAR | BIPOLAR | BIPOLAR |
| Temperature Grade | MILITARY | COMMERCIAL | MILITARY |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) - annealed | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 1.27 mm | 1.27 mm | 1.27 mm |
| Terminal Position | DUAL | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 30 |
| Factory Lead Time | — | 8 Weeks | — |
| ## LM339AD 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 LM139ADR 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 LM139ADR 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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Request Alternatives for LM139ADRFAQ
What is equivalent to LM139ADR?
Known equivalents for LM139ADR include LM339AD, LM139AD. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LM139ADR?
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 LM139ADR 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.