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Part Details for LM139DT by STMicroelectronics
Results Overview of LM139DT by STMicroelectronics
- Distributor Offerings: (19 listings)
- Number of FFF Equivalents: (0 replacements)
- CAD Models: (Available)
- Number of Functional Equivalents: (0 options)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
LM139DT Information
LM139DT by STMicroelectronics is a Comparator.
Comparators are under the broader part category of Amplifier Circuits.
Amplifier circuits use external power to increase the amplitude of an input signal. They can be used to perform linear amplifications or logarithmic functions. Read more about Amplifier Circuits on our Amplifier Circuits part category page.
Price & Stock for LM139DT
| Part # | Distributor | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
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DISTI #
18AC7417
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Newark | Comparator, Open Collector, Soic-14, Comparator Type:Voltage, No. Of Channels:4Channels, Response Time/Propogation Delay:1.3Μs, Supply Voltage Range:2V To 32V, ± 1V To ± 16V, Ic Case/Package:Soic, No. Of Pins:14Pins, Msl:- Rohs Compliant: Yes |Stmicroelectronics LM139DT RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 0 Container: Cut Tape | 2631 |
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$0.3300 | Buy Now |
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DISTI #
497-6987-1-ND
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DigiKey | IC COMPARATOR 4 GEN PUR 14SO Min Qty: 1 Lead time: 8 Weeks Container: Cut Tape (CT), Digi-Reel®, Tape & Reel (TR) |
12151 In Stock |
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$0.7737 / $1.6200 | Buy Now |
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DISTI #
18AC7417
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Avnet Americas | Comparator Quad ?16V/32V 14-Pin SOIC T/R - Product that comes on tape, but is not reeled (Alt: 18AC7417) RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 111 Weeks, 0 Days Container: Ammo Pack | 2631 Partner Stock |
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$0.7940 / $1.6000 | Buy Now |
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DISTI #
LM139DT
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Avnet Americas | Comparator Quad ?16V/32V 14-Pin SOIC T/R - Tape and Reel (Alt: LM139DT) RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 8 Weeks, 0 Days Container: Reel | 0 |
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$0.4596 / $0.4887 | Buy Now |
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DISTI #
511-LM139DT
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Mouser Electronics | Analog Comparators Low PWR Quad Volt 1.1 mA 25nA 250mV RoHS: Compliant | 9528 |
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$0.7160 / $2.2700 | Buy Now |
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DISTI #
V36:1790_13796086
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Arrow Electronics | Comparator Quad ±16V/32V 14-Pin SOIC T/R RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 8 Weeks Date Code: 2435 | Americas - 7500 |
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$0.4719 / $0.4849 | Buy Now |
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DISTI #
V72:2272_13796086
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Arrow Electronics | Comparator Quad ±16V/32V 14-Pin SOIC T/R RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 8 Weeks Date Code: 2145 Container: Cut Strips | Americas - 5 |
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$0.5522 | Buy Now |
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STMicroelectronics | Low power quad voltage comparators COO: Morocco RoHS: Compliant Min Qty: 1 | 9478 |
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$0.8600 / $2.2300 | Buy Now |
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DISTI #
84467264
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Verical | Comparator Quad ±16V/32V 14-Pin SOIC T/R RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Date Code: 2435 | Americas - 7500 |
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$0.4719 / $0.4849 | Buy Now |
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Bristol Electronics | 121 |
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RFQ |
Part Details for LM139DT
LM139DT CAD Models
LM139DT Part Data Attributes
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LM139DT
STMicroelectronics
Buy Now
Datasheet
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Compare Parts:
LM139DT
STMicroelectronics
Low power quad voltage comparators
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| Rohs Code | Yes | |
| Part Life Cycle Code | Active | |
| Ihs Manufacturer | STMICROELECTRONICS | |
| Part Package Code | SOIC | |
| Package Description | ROHS COMPLIANT, PLASTIC, MICRO, SOP-14 | |
| Pin Count | 14 | |
| Reach Compliance Code | compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.01 | |
| Factory Lead Time | 8 Weeks | |
| Samacsys Manufacturer | STMicroelectronics | |
| 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 | |
| JESD-30 Code | R-PDSO-G14 | |
| JESD-609 Code | e4 | |
| Length | 8.65 mm | |
| Moisture Sensitivity Level | 1 | |
| Number of Functions | 4 | |
| Number of Terminals | 14 | |
| Operating Temperature-Max | 125 °C | |
| Operating Temperature-Min | -55 °C | |
| Output Type | OPEN-COLLECTOR | |
| Package Body Material | PLASTIC/EPOXY | |
| Package Code | SOP | |
| Package Equivalence Code | SOP14,.25 | |
| Package Shape | RECTANGULAR | |
| Package Style | SMALL OUTLINE | |
| Packing Method | TR | |
| Peak Reflow Temperature (Cel) | 260 | |
| Qualification Status | Not Qualified | |
| Response Time-Nom | 1300 ns | |
| Seated Height-Max | 1.75 mm | |
| Supply Current-Max | 2.5 mA | |
| Supply Voltage Limit-Max | 32 V | |
| Supply Voltage-Nom (Vsup) | 5 V | |
| Surface Mount | YES | |
| Technology | BIPOLAR | |
| Temperature Grade | MILITARY | |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | |
| Terminal Form | GULL WING | |
| Terminal Pitch | 1.27 mm | |
| Terminal Position | DUAL | |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED | |
| Width | 3.9 mm |
LM139DT Frequently Asked Questions (FAQ)
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The LM139DT can operate from -40°C to 125°C, making it suitable for a wide range of applications.
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To ensure stability, make sure to decouple the power supply lines with capacitors, use a low-ESR capacitor for the compensation pin, and avoid parasitic capacitance on the output pins.
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Keep the input and output traces separate, use a ground plane, and place the decoupling capacitors close to the IC. Avoid running sensitive traces near the output pins.
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While the LM139DT can be used as a voltage regulator, it's not recommended due to its limited current capability and lack of short-circuit protection. Instead, use a dedicated voltage regulator IC.
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The compensation capacitor value depends on the application and desired response time. A general starting point is 10-22nF, but you may need to adjust this value based on your specific design requirements.