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INA240A1QPWRQ1
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Texas Instruments Current Sense Amplifiers, TSSOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+45@@ -0,0 +1,45 @@+# INA240A1QPWRQ1++**Texas Instruments** · Current Sense Amplifiers · TSSOP-8++INA240A1QPWRQ1 from Texas Instruments, in a TSSOP-8. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | NC | unconnected | Reserved pin with no internal connection; ground or leave floating. |+| 2 | IN+ | input | Analog input connected to power side of shunt resistor; accepts differential input -80V to +80V relative to IN-. |+| 3 | IN- | input | Analog input connected to load side of shunt resistor; common-mode input voltage -4V to 80V independent of supply voltage. |+| 4 | GND | power_in | Analog ground reference. |+| 5 | VS | power_in | Power supply input; operating voltage 2.7V to 5.5V; output voltage range limited to GND to VS. |+| 6 | REF2 | input | Reference voltage 2 input; connect to 0V to VS to adjust output midpoint for single or bidirectional current measurement. |+| 7 | REF1 | input | Reference voltage 1 input; connect to 0V to VS to adjust output midpoint for single or bidirectional current measurement. |+| 8 | OUT | output | Analog output voltage proportional to differential input sensed across shunt resistor with 20V/V gain. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | TSSOP-8 |+| Category | Amplifiers/Comparators |+| Pins | 8 |++## CAD (KiCad official)++- Symbol: `INA240A1QPWRQ1`+- Footprint: `Package_SO:TSSOP-8_3x3mm_P0.65mm`+- 3D model: TSSOP-8 (KiCad packages3D, STEP)+- 3D model files: `ina240a1qpwrq1-etched.step` / `ina240a1qpwrq1-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `ina240a1qpwrq1.step` / `ina240a1qpwrq1.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [Texas Instruments datasheet](https://www.ti.com/cn/lit/gpn/ina240-q1) (38 pp, sha256 `c39d41044d3f311b`, retrieved 2026-10-03, tier: lcsc)+- **Datasheet language:** Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-5-5` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/ina240a1qpwrq1-datasheet.pdf)
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