Alternatives to Texas Instruments INA199A1DCKT
Texas Instruments INA199A1DCKT and its qualified second sources, compared on form/fit/function, stock, lifecycle and price — the same checks Parter runs inside a BOM.
 INA199A1DCKTTexas Instruments |  NCS199A1RSQT2Gonsemi | INA199B1DCKTTexas Instruments | +6more | |
|---|---|---|---|---|
| FFF Compatibility | Identical SC70-6 pinout and land pattern with REF on pin 1, GND on pin 2, V+ on pin 3, IN+ on pin 4, IN- on pin 5, and OUT on pin 6.Matches SC70-6/SC-88 physical dimensions and surface-mount style.Matches 50 V/V gain, -0.3V to 26V common-mode input range, and low-offset zero-drift architecture. | Identical SC70-6 pinout and package footprint.Same SC70-6 physical dimensions.The common-mode input range is slightly narrower (-0.1V to 26V) compared to the A-version (-0.3V to 26V). | ||
 AI Summary | INA199A1DCKT by Texas Instruments: Amplifier Circuit SC-70-6. | This is a direct replacement recommended by distributors, offering a pin-compatible drop-in alternative with matching 50 V/V gain and a slightly wider low-voltage supply range down to 2.2 V.
| The B-version variant is a same-family sibling that differs primarily in its updated ESD protection cell, introducing a slightly reduced negative common-mode ceiling of -0.1 V.
| |
| Lifecycle Status | Active | Active | Unknown | |
| Market Availability | In stock | In stock | Unknown | |
| REACH | REACH | REACH | Unknown | |
| RoHS | RoHS | RoHS | Unknown | |
| Description | Amplifier Circuit SC-70-6 | Current Sense Amplifier 1 Circuit Rail-to-Rail SC-88/SC70-6/SOT-363 | The B-version variant is a same-family sibling that differs primarily in its updated ESD protection cell, introducing a slightly reduced neg | |
| Manufacturer | Texas Instruments | onsemi | Texas Instruments | |
| Type | Linear | Linear | Component | |
| Datasheet | N/A | Open | N/A | |
| Lead Time | 12 weeks | 32 weeks | Unknown | |
| Country of Origin | US, JP | - | - | |
| Export Control Class Number | EAR99 | EAR99 | EAR99 | |
| HTSUS Code | 8542.33.0001 | - | - | |
| Moisture Sensitivity Level | 2 (1 Year) | - | - | |
| Mounting Type | Surface Mount | - | - | |
| Package / Case | 6-TSSOP, SC-88, SOT-363 | - | - | |
| Operating Temperature | -40°C ~ 125°C | - | - | |
| Supplier Device Package | SC-70-6 | - | - |
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Frequently asked questions
Yes. The Texas Instruments INA199A1DCKT is active and in production. The parts listed here are qualified equivalents if you need a second source or better availability.
The closest qualified second sources for the Texas Instruments INA199A1DCKT are the NCS199A1RSQT2G (onsemi) and the INA199B1DCKT (Texas Instruments), out of 8 matched alternatives in total. Each is compared against the original on fit, form and function in the table above.
Not always. The alternatives to the INA199A1DCKT are matched on function but can differ in package, pinout or a key parameter, so review the fit/form/function notes in the table and the datasheet before designing one in.
The INA199A1DCKT (Texas Instruments) is a part in the Linear category. This page lists qualified, cross-referenced replacements for it with a side-by-side comparison.
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