INA381A1IDSGRAlternatives & Equivalent Parts
About INA381A1IDSGR
INA381A1IDSGR is a Hardware component manufactured by Texas Instruments. It comes in a Small Outline No-lead package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Specification Comparison
| Parameter | INA381A1IDSGRSource | TS3A5018RSVR | LM2575M-5.0/NOPB | TL974IDR | INA381A3IDSGR | INA381A4IDSGR | INA381A3IDSGT |
|---|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Small Outline No-lead | Other | Small Outline Packages | Small Outline Packages | Small Outline No-lead | Small Outline No-lead | Small Outline No-lead |
| Pin Count | 9 | 16 | 24 | 14 | 9 | 9 | 9 |
| Temperature Range | -40.0°C ~ 125.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C |
| Price | $0.0986 | $0.2640 | $1.9980 | $0.4776 | $0.2420 | $0.0885 | $0.5660 |
| Electrical Parameters | |||||||
| Pbfree Code | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Date Of Intro | 2018-02-09 | — | — | — | 2018-02-09 | 2018-02-09 | 2018-02-09 |
| YTEOL | 15 | 15 | 15 | 15 | 15 | 15 | 0 |
| Amplifier Type | OPERATIONAL AMPLIFIER | — | — | OPERATIONAL AMPLIFIER | OPERATIONAL AMPLIFIER | OPERATIONAL AMPLIFIER | OPERATIONAL AMPLIFIER |
| Architecture | VOLTAGE-FEEDBACK | — | — | VOLTAGE-FEEDBACK | VOLTAGE-FEEDBACK | VOLTAGE-FEEDBACK | VOLTAGE-FEEDBACK |
| Common Mode Voltage-Max | 26 V | — | — | — | 26 V | 26 V | 26 V |
| Common-mode Reject Ratio-Min | 84 dB | — | — | 60 dB | 84 dB | 84 dB | 84 dB |
| Common-mode Reject Ratio-Nom | 100 dB | — | — | 85 dB | 100 dB | 100 dB | 100 dB |
| Frequency Compensation | YES | — | — | YES | YES | YES | YES |
| Input Offset Voltage-Max | 150 µV | — | — | 4000 µV | 150 µV | 150 µV | 150 µV |
| JESD-30 Code | S-PDSO-N8 | R-PQCC-N16 | R-PDSO-G24 | R-PDSO-G14 | S-PDSO-N8 | S-PDSO-N8 | S-PDSO-N8 |
| JESD-609 Code | e4 | e4 | e3 | e4 | e4 | e4 | e4 |
| Low-Bias | NO | — | — | NO | NO | NO | NO |
| Low-Offset | NO | — | — | NO | YES | YES | YES |
| Micropower | NO | — | — | NO | YES | YES | YES |
| Number of Functions | 1 | 4 | 1 | 4 | 1 | 1 | 1 |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SOLCC8,.08,20 | LCC16,.07X.1,16 | — | SOP14,.25 | — | — | — |
| Package Shape | SQUARE | RECTANGULAR | RECTANGULAR | RECTANGULAR | SQUARE | SQUARE | SQUARE |
| Package Style | SMALL OUTLINE, VERY THIN PROFILE | CHIP CARRIER, VERY THIN PROFILE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE, VERY THIN PROFILE | SMALL OUTLINE, VERY THIN PROFILE | SMALL OUTLINE, VERY THIN PROFILE |
| Packing Method | TR, 7 INCH | — | — | TR | TR | TR | TR |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | 260 | 260 | 260 | 260 |
| Power | NO | — | — | NO | NO | NO | NO |
| Programmable Power | NO | — | — | NO | NO | NO | NO |
| Slew Rate-Nom | 2 V/us | — | — | 5 V/us | 2 V/us | 2 V/us | 2 V/us |
| Subcategory | Operational Amplifier | — | — | Operational Amplifier | Operational Amplifier | Operational Amplifier | Operational Amplifier |
| Supply Current-Max | 0.45 mA | — | — | 11.2 mA | 0.45 mA | 0.45 mA | 0.45 mA |
| Supply Voltage Limit-Max | 6 V | — | — | 15 V | 6 V | 6 V | 6 V |
| Supply Voltage-Nom (Vsup) | 5 V | 2.5 V | — | 2.5 V | 5 V | 5 V | 5 V |
| Surface Mount | YES | YES | YES | YES | YES | YES | YES |
| Technology | CMOS | — | — | BIPOLAR | CMOS | CMOS | CMOS |
| Temperature Grade | AUTOMOTIVE | INDUSTRIAL | AUTOMOTIVE | AUTOMOTIVE | AUTOMOTIVE | AUTOMOTIVE | AUTOMOTIVE |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | NO LEAD | NO LEAD | GULL WING | GULL WING | NO LEAD | NO LEAD | NO LEAD |
| Terminal Pitch | 0.5 mm | 0.4 mm | 1.27 mm | 1.27 mm | 0.5 mm | 0.5 mm | 0.5 mm |
| Terminal Position | DUAL | QUAD | DUAL | DUAL | DUAL | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 30 | 30 | 30 | 30 | 30 |
| Unity Gain BW-Nom | 350 | — | — | 12000 | 150 | 105 | 150 |
| Voltage Gain-Nom | 20 | — | — | — | 100 | 200 | 100 |
| Wideband | NO | — | — | NO | NO | NO | NO |
| ## INA381A1IDSGR Alternates Showing results | Image | — | — | — | — | — | — |
| Additional Feature | — | Configuration : 2:1 SPDT | CAN ALSO CONFIGURED AS BUCK BOOST REGULATOR | — | — | — | — |
| Analog IC - Other Type | — | SPDT | SWITCHING REGULATOR | — | — | — | — |
| Bandwidth-Nom | — | 300 MHz | — | — | — | — | — |
| Normal Position | — | NC | — | — | — | — | — |
| Number of Channels | — | 4 | — | — | — | — | — |
| Off-state Isolation-Nom | — | 48 dB | — | — | — | — | — |
| On-state Resistance Match-Nom | — | 0.4 Ω | — | — | — | — | — |
| On-state Resistance-Max (Ron) | — | 22 Ω | — | — | — | — | — |
| Output | — | SEPARATE OUTPUT | — | — | — | — | — |
| Qualification Status | — | Not Qualified | Not Qualified | Not Qualified | — | — | — |
| Signal Current-Max | — | 0.1 A | — | — | — | — | — |
| Supply Current-Max (Isup) | — | 0.002 mA | — | — | — | — | — |
| Supply Voltage-Max (Vsup) | — | 3.6 V | — | — | — | — | — |
| Supply Voltage-Min (Vsup) | — | 2.3 V | — | — | — | — | — |
| Switch-off Time-Max | — | 9 ns | — | — | — | — | — |
| Switch-on Time-Max | — | 10.5 ns | — | — | — | — | — |
| Switching | — | BREAK-BEFORE-MAKE | — | — | — | — | — |
| Control Mode | — | — | VOLTAGE-MODE | — | — | — | — |
| Control Technique | — | — | PULSE WIDTH MODULATION | — | — | — | — |
| Input Voltage-Max | — | — | 40 V | — | — | — | — |
| Input Voltage-Min | — | — | 4 V | — | — | — | — |
| Input Voltage-Nom | — | — | 12 V | — | — | — | — |
| Number of Outputs | — | — | 1 | — | — | — | — |
| Output Current-Max | — | — | 1 A | — | — | — | — |
| Output Voltage-Max | — | — | 37 V | — | — | — | — |
| Output Voltage-Min | — | — | 3.3 V | — | — | — | — |
| Output Voltage-Nom | — | — | 5 V | — | — | — | — |
| Switcher Configuration | — | — | BUCK | — | — | — | — |
| Switching Frequency-Max | — | — | 63 kHz | — | — | — | — |
| ## LM2575M-5.0/NOPB Alternates Showing results | — | — | Image | — | — | — | — |
| Average Bias Current-Max (IIB) | — | — | — | 1 µA | — | — | — |
| Bias Current-Max (IIB) @25C | — | — | — | 0.75 µA | — | — | — |
| Input Offset Current-Max (IIO) | — | — | — | 0.15 µA | — | — | — |
| Slew Rate-Min | — | — | — | 3.5 V/us | — | — | — |
| Voltage Gain-Min | — | — | — | 3160 | — | — | — |
| ## TL974IDR Alternates Showing results | — | — | — | Image | — | — | — |
| ## INA381A4IDSGR 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 INA381A1IDSGR 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 INA381A1IDSGR 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 INA381A1IDSGRFAQ
What is equivalent to INA381A1IDSGR?
Known equivalents for INA381A1IDSGR include TS3A5018RSVR, LM2575M-5.0/NOPB, TL974IDR. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of INA381A1IDSGR?
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 INA381A1IDSGR 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.